helium has been researched along with Centriacinar Emphysema in 97 studies
Timeframe | Studies, this research(%) | All Research% |
---|---|---|
pre-1990 | 39 (40.21) | 18.7374 |
1990's | 5 (5.15) | 18.2507 |
2000's | 34 (35.05) | 29.6817 |
2010's | 16 (16.49) | 24.3611 |
2020's | 3 (3.09) | 2.80 |
Authors | Studies |
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Barr, RG; Dashnaw, SM; Hiura, GT; Hoffman, EA; Hughes, EW; Malinsky, D; Oelsner, EC; Prince, MR; Shen, W; Smith, BM; Sun, Y; Taskiran, NP; Wild, JM; Zhang, X | 1 |
Altes, TA; Cates, GD; de Lange, EE; Garrison, WJ; Mata, JF; Miller, GW; Mugler, JP; Ropp, AM; Shim, YM; Tafti, S; Wang, C | 1 |
Li, ZQ; Lin, QY; Meng, XF; Yin, H | 1 |
De Felice, A; Fiorelli, A; Frongillo, E; Messina, G; Pierdiluca, M; Santini, M; Scaramuzzi, R; Serra, N | 1 |
Bolognese, BJ; Cereda, M; Duncan, I; Emami, K; Foley, JP; Hamedani, H; Hughes, L; Kadlecek, S; Meeder, N; Naji, J; Podolin, PL; Profka, H; Rajaei, J; Rizi, RR; Xin, Y | 1 |
Bhalla, A; Lessard, E; McCormack, DG; Ouriadov, A; Parraga, G; Pike, D; Sheikh, K; Young, HM | 1 |
BECKLAKE, MR; BRISCOE, WA; ROSE, TF | 1 |
Aliverti, A; Castro, M; Pennati, F; Quirk, JD; Woods, JC; Yablonskiy, DA | 1 |
Capaldi, DP; Guo, F; Kirby, M; McCormack, DG; Parraga, G; Pike, D; Zha, N | 1 |
Akeson, P; Casselbrant, I; Diaz, S; Ekberg, O; Leander, P; Magnusson, P; Peterson, B; Piitulainen, E; Wollmer, P | 1 |
Jacob, RE; Laicher, G; Minard, KR; Timchalk, C | 1 |
Betit, P | 1 |
Klonin, H; Pairaudeau, CF; Pairaudeau, PW; Phatak, RS; Smith, CJ | 1 |
Mata, JF | 1 |
Siobal, MS | 1 |
Conradi, MS; Cooper, JD; Gierada, DS; Hogg, JC; Quirk, JD; Sukstanskii, AL; Woods, JC; Yablonskiy, DA | 1 |
Bartel, ST; Battafarano, RJ; Bierhals, AJ; Chang, YV; Choong, CK; Conradi, MS; Cooper, JD; Das, NA; Gierada, DS; Hogg, JC; Hong, C; Jacob, RE; Meyers, BF; Patterson, GA; Pilgram, TK; Ritter, JH; Woods, JC; Yablonskiy, DA | 1 |
Batz, M; Dirksen, A; Schreiber, LM; Stavngaard, T; Søgaard, LV | 1 |
Ajraoui, S; Deppe, MH; Lee, KJ; Parnell, SR; Parra-Robles, J; Wild, JM | 1 |
Conradi, MS; Sukstanskii, AL; Yablonskiy, DA | 1 |
Altes, T; Brookeman, J; de Lange, E; Mata, J; Mugler, J; Shim, Y; Sylvester, P; Truwit, J; Vinayak, A | 1 |
Franquet, T | 1 |
Conradi, MS; Gierada, DS; Lefrak, SS; Lutey, BA; Quirk, JD; Senior, RM; Sukstanskii, AL; Woods, JC; Yablonskiy, DA | 1 |
Boudreau, M; Ouriadov, A; Santyr, GE; Xu, X | 1 |
Izquierdo-Garcia, JL; Kyriazis, A; Lorente, JA; Nin, N; Olsson, LE; Perez-Sanchez, JM; Pesic, J; Rodriguez, I; Ruiz-Cabello, J | 1 |
McCormack, DG; Owrangi, AM; Parraga, G; Wang, JX; Wheatley, A | 1 |
Anile, M; Diso, D; Venuta, F | 1 |
Coxson, HO; Kanhere, N; Kirby, M; McCormack, DG; Owrangi, A; Parraga, G; Paterson, NA; Santyr, GE; Svenningsen, S; Wheatley, A | 1 |
Woods, JC | 1 |
Dimitrov, IE; Gentile, TR; Hansen-Flaschen, J; Jones, G; Leigh, JS; Lipson, DA; Palevsky, HI; Rizi, RR; Roberts, DA; Schnall, M; Thompson, A | 1 |
Luijendijk, SC; van der Grinten, CP | 1 |
Callot, V; Cortijo, M; Cremillieux, Y; Dupuich, D; Gonzalez-Mangado, N; Ortega, M; Peces-Barba, G; Rodríguez, I; Rubio Arbo, ML; Ruiz-Cabello, J | 1 |
Eberle, B; Gast, KK; Kauczor, HU; Knitz, F; Markstaller, K; Mayer, E; Puderbach, MU; Rodriguez, I; Schmiedeskamp, J; Schreiber, WG; Thelen, M; Weiler, N | 1 |
BLAIR, E; FRAYSER, R; HICKAM, JB | 1 |
FRAYSER, R; HICKAM, JB | 1 |
ORINIUS, E; STAHLE, I | 1 |
CHANNIN, E; GRAPE, B; TYLER, JM | 1 |
BENVENUTI, F; BERENGO, A; CUTILLO, A; RANZI, C | 1 |
MCGRATH, MW; SHEPHARD, RJ; THOMSON, ML; THORNTON, JA | 1 |
MORENOPASCAL, F | 1 |
AGRANOVICH, RI; MUKHARLIAMOV, NM | 1 |
FARHI, LE; KLOCKE, RA | 1 |
JAEGER, MJ; SCHERRER, M; WICK, R | 1 |
COPHER, DE; LORD, TJ; ROSS, JC; TEAYS, JD | 1 |
Biedermann, A; Eberle, B; Gast, KK; Kauczor, HU; Ley, S; Schmiedeskamp, J; Zaporozhan, J | 1 |
Biedermann, A; Eberle, B; Gast, KK; Heussel, CP; Kauczor, HU; Ley, S; Mayer, E; Morbach, A; Schmiedeskamp, J; Schreiber, WG; Stepniak, A; Zaporozhan, J | 1 |
Bellemann, ME; Gast, KK; Heussel, CP; Kauczor, HU; Knitz, F; Lehmann, F; Ley, S; Schmiedeskamp, J; Schreiber, WG; Weiler, N | 1 |
Altes, TA; Salerno, M | 1 |
Conradi, MS; Dugas, JP; Garbow, JR; Kobayashi, DK | 1 |
Fichele, S; Fleming, S; Lawson, RA; Paley, MN; Swift, AJ; Van Beek, EJ; Waterhouse, J; Wild, JM; Woodhouse, N | 1 |
Driehuys, B; Emami, K; Fischer, MC; Gefter, W; Ishii, M; Kadlecek, S; Lipson, DA; Rizi, RR; Shrager, J; Spector, ZZ; Vahdat, V; Yu, J; Zhu, J | 1 |
Dahmen, A; Gast, KK; Herweling, A; Heussel, CP; Kauczor, HU; Morbach, AE; Schmiedeskamp, J; Schreiber, WG | 1 |
Bierhals, A; Chang, YV; Choong, CK; Conradi, MS; Gierada, DS; Jacob, RE; Woods, JC; Yablonskiy, DA; Zheng Hu, D; Zheng, J | 1 |
de Lange, EE | 1 |
Evans, MD; Fain, SB; Fountaine, H; Grist, TM; Holmes, JH; Korosec, FR; O'Brien, MJ; Panth, SR; Wentland, AL | 1 |
Bae, KT; Conradi, MS; Cooper, JD; Gierada, DS; Hogg, JC; Tanoli, TS; Woods, JC; Yablonskiy, DA | 1 |
Bentley, J; Choong, CK; Conradi, MS; Cooper, JD; Hogg, JC; Macklem, PT; Pierce, JA; Wong, J; Woods, JC; Yablonskiy, DA | 1 |
Bink, A; Gast, KK; Hanisch, G; Karg, A; Katsaros, K; Kauczor, HU; Mayer, E; Vogel, A | 1 |
Sukstanskii, AL; Yablonskiy, DA | 1 |
Akeson, P; Casselbrant, I; Diaz, S; Ekberg, O; Leander, P; Magnusson, P; Peterson, B; Pettersson, G; Piitulainen, E; Wollmer, P | 1 |
Bartel, SE; Conradi, MS; Gierada, DS; Haywood, SE; Menard, C; Woods, JC; Yablonskiy, DA | 1 |
Barnett, TB | 1 |
Mink, SN | 1 |
Hunter, D; Pereira, RP; Pride, NB | 1 |
Gelb, AF; Zamel, N | 1 |
Biggs, T; Morrell, NW; Seed, WA; Wignall, BK | 1 |
Kauczor, HU; Markstaller, K | 1 |
Bogorad, PL; Brookeman, JR; Cates, GD; Daniel, TM; de Lange, EE; Knight-Scott, J; Mugler, JP; Teates, CD; Truwit, JD | 1 |
Lamers, RJ; Luijendijk, SC; van der Grinten, CP; Wilschut, FA; Wouters, EF | 1 |
Conradi, MS; Cooper, JD; Gierada, DS; Kodibagkar, VD; Leawoods, JC; Lefrak, SS; Saam, BT; Yablonskiy, DA | 1 |
Altes, TA; de Lange, EE; Hatabu, H; Mugler, JP; Nakatsu, M; Salerno, M | 1 |
Hayden, ME; Mayo, JR | 1 |
Altes, TA; Brookeman, JR; de Lange, EE; Mugler, JP; Salerno, M; Truwit, JD | 1 |
Fairley, B; Isenberg, MD; Suter, PM | 1 |
Blundell, G; Hunter, D; Pereira, RP; Pride, NB; Tattersall, SF | 1 |
Bussi, S; De Lattre, J; Derenne, JP; Murciano, D; Pariente, R | 1 |
Smidt, U | 1 |
Sonneber, A; Wieck, GE | 1 |
Linde, H; Löllgen, H; Smidt, U; von Nieding, G | 1 |
Andrus, CH; Baudendistel, LJ; Dahms, TE; Fitzgerald, SD; Kaminski, DL | 1 |
Yin, DK | 1 |
Worth, H | 1 |
Teculescu, D | 1 |
Olechnowicz, R | 1 |
Manicatide, M; Racoveanu, C; Teculescu, D | 1 |
Manicatide, M; Racoveanu, C; Teculescu, DB | 1 |
Forgacs, P; Nathoo, AR; Richardson, HD | 1 |
Matthys, H | 1 |
Mitchell, MM; Nicklaus, TM; Renzetti, AD; Watanabe, S | 1 |
Herzog, H; Keller, R; Matthys, H | 1 |
van Meerten, RJ | 2 |
Grant, JL; Lucier, E; Mahnke, ML | 1 |
Park, SS; Williams, MH | 1 |
Bernstein, IL; Feldman, DP; Pecora, LJ | 1 |
Georg, J; Lassen, NA; Mellemgaard, K; Vinther, A | 1 |
Nakamura, T; Okubo, T; Sasaki, T; Takahashi, H; Takishima, T | 1 |
4 review(s) available for helium and Centriacinar Emphysema
Article | Year |
---|---|
Hyperpolarized
Topics: Forced Expiratory Volume; Helium; Humans; Lung; Magnetic Resonance Imaging; Pulmonary Disease, Chronic Obstructive; Pulmonary Emphysema | 2021 |
[Imaging techniques in the examination of the distal airways: asthma and COPD].
Topics: Airway Obstruction; Alveolitis, Extrinsic Allergic; Aspergillosis, Allergic Bronchopulmonary; Asthma; Bronchi; Bronchioles; Bronchiolitis Obliterans; Bronchography; Diagnosis, Differential; Diagnostic Imaging; Helium; Humans; Isotopes; Magnetic Resonance Imaging; Perfusion Imaging; Pulmonary Alveoli; Pulmonary Disease, Chronic Obstructive; Pulmonary Emphysema; Tomography, Spiral Computed; Tomography, X-Ray Computed; Xenon Isotopes | 2011 |
Hyperpolarized gas MR imaging of the lung.
Topics: Asthma; Bronchiolitis Obliterans; Cystic Fibrosis; Forced Expiratory Volume; Helium; Humans; Isotopes; Lung; Lung Diseases; Lung Transplantation; Magnetic Resonance Imaging; Noble Gases; Pulmonary Emphysema; Smoking | 2004 |
[Magnetic resonance tomography with inhalation of polarized noble gases: new perspectives in functional imaging diagnosis of emphysema].
Topics: Administration, Inhalation; Contrast Media; Helium; Humans; Magnetic Resonance Imaging; Noble Gases; Pulmonary Emphysema; Sensitivity and Specificity; Xenon | 1998 |
1 trial(s) available for helium and Centriacinar Emphysema
Article | Year |
---|---|
Characterization and detection of physiologic lung changes before and after placement of bronchial valves using hyperpolarized helium-3 MR imaging: preliminary study.
Topics: Aged; Bronchi; Diffusion Magnetic Resonance Imaging; Female; Helium; Humans; Lung; Prostheses and Implants; Pulmonary Emphysema; Respiratory Function Tests | 2011 |
92 other study(ies) available for helium and Centriacinar Emphysema
Article | Year |
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Mapping Alveolar Oxygen Partial Pressure in COPD Using Hyperpolarized Helium-3: The Multi-Ethnic Study of Atherosclerosis (MESA) COPD Study.
Topics: Atherosclerosis; Case-Control Studies; Emphysema; Helium; Humans; Isotopes; Male; Oxygen; Partial Pressure; Pulmonary Disease, Chronic Obstructive; Pulmonary Emphysema | 2022 |
Emphysema Index Based on Hyperpolarized
Topics: Case-Control Studies; Diffusion Magnetic Resonance Imaging; Female; Helium; Humans; Male; Middle Aged; Pulmonary Emphysema; Respiratory Function Tests; Tomography, X-Ray Computed; Xenon Isotopes | 2020 |
Comparison of plethysmographic and helium dilution lung volumes in patients with a giant emphysematous bulla as selection criteria for endobronchial valve implant.
Topics: Adult; Aged; Bronchi; Female; Helium; Humans; Lung; Lung Volume Measurements; Male; Middle Aged; Plethysmography; Prosthesis Implantation; Pulmonary Emphysema; Retrospective Studies; Total Lung Capacity | 2017 |
Hyperpolarized gas diffusion MRI of biphasic lung inflation in short- and long-term emphysema models.
Topics: Animals; Diffusion Magnetic Resonance Imaging; Disease Models, Animal; Helium; Lung; Mice; Mice, Inbred C57BL; Pancreatic Elastase; Pressure; Pulmonary Emphysema; Rats; Rats, Sprague-Dawley; Smoke | 2017 |
Pulmonary
Topics: Aged; Aged, 80 and over; alpha 1-Antitrypsin Deficiency; Biomarkers; Diffusion Magnetic Resonance Imaging; Female; Helium; Humans; Isotopes; Magnetic Resonance Imaging; Male; Middle Aged; Proof of Concept Study; Pulmonary Diffusing Capacity; Pulmonary Disease, Chronic Obstructive; Pulmonary Emphysema; Quality of Life; Radiopharmaceuticals; Residual Volume; Smoking Cessation; Tomography, X-Ray Computed; Total Lung Capacity | 2017 |
Intrapulmonary mixing of helium in normal and emphysematous subjects.
Topics: Cell Respiration; Emphysema; Helium; Humans; Pulmonary Emphysema; Respiration | 1951 |
Assessment of regional lung function with multivolume (1)H MR imaging in health and obstructive lung disease: comparison with (3)He MR imaging.
Topics: Adult; Aged; Asthma; Case-Control Studies; Female; Helium; Humans; Hydrogen; Lung Volume Measurements; Magnetic Resonance Imaging; Male; Middle Aged; Pulmonary Disease, Chronic Obstructive; Pulmonary Emphysema; Respiratory Function Tests | 2014 |
Pulmonary Imaging Biomarkers of Gas Trapping and Emphysema in COPD: (3)He MR Imaging and CT Parametric Response Maps.
Topics: Aged; Biomarkers; Female; Helium; Humans; Image Interpretation, Computer-Assisted; Magnetic Resonance Imaging; Male; Prospective Studies; Pulmonary Disease, Chronic Obstructive; Pulmonary Emphysema; Respiratory Function Tests; Tomography, X-Ray Computed | 2016 |
Validity of apparent diffusion coefficient hyperpolarized 3He-MRI using MSCT and pulmonary function tests as references.
Topics: Contrast Media; Diffusion Magnetic Resonance Imaging; Female; Helium; Humans; Isotopes; Male; Middle Aged; Pulmonary Emphysema; Radiopharmaceuticals; Reproducibility of Results; Respiratory Function Tests; Sensitivity and Specificity; Tomography, X-Ray Computed | 2009 |
3D 3He diffusion MRI as a local in vivo morphometric tool to evaluate emphysematous rat lungs.
Topics: Animals; Diffusion Magnetic Resonance Imaging; Disease Models, Animal; Helium; Image Interpretation, Computer-Assisted; Imaging, Three-Dimensional; Isotopes; Lung; Male; Models, Anatomic; Models, Biological; Pancreatic Elastase; Pulmonary Emphysema; Rats; Rats, Sprague-Dawley; Reproducibility of Results; Time Factors | 2008 |
Combining medical gases in the treatment of pulmonary interstitial emphysema: novel, yes: but is it safe?
Topics: Administration, Inhalation; Bronchodilator Agents; Gases; Helium; Humans; Lung Diseases, Interstitial; Nitric Oxide; Oxygen; Pulmonary Emphysema; Treatment Outcome | 2008 |
Heliox with inhaled nitric oxide: a novel strategy for severe localized interstitial pulmonary emphysema in preterm neonatal ventilation.
Topics: Administration, Inhalation; Bronchodilator Agents; Helium; Humans; Infant, Extremely Low Birth Weight; Infant, Newborn; Infant, Premature; Infant, Premature, Diseases; Lung Diseases, Interstitial; Male; Nitric Oxide; Oxygen; Pulmonary Emphysema; Respiration, Artificial | 2008 |
Commentaries on viewpoint: use of mean airspace chord length to assess emphysema. Mean airspace chord length and hyperpolarized gas magnetic-resonance measurements.
Topics: Algorithms; Animals; Helium; Humans; Lung; Magnetic Resonance Imaging; Pulmonary Alveoli; Pulmonary Emphysema; Xenon | 2008 |
Combining heliox and inhaled nitric oxide as rescue treatment for pulmonary interstitial emphysema.
Topics: Administration, Inhalation; Helium; Humans; Lung Diseases, Interstitial; Nitric Oxide; Oxygen; Pulmonary Emphysema; Respiration, Artificial; Ventilators, Mechanical | 2009 |
Quantification of lung microstructure with hyperpolarized 3He diffusion MRI.
Topics: Aged; Diffusion Magnetic Resonance Imaging; Early Diagnosis; Female; Helium; Humans; Isotopes; Lung; Male; Middle Aged; Models, Biological; Predictive Value of Tests; Pulmonary Alveoli; Pulmonary Emphysema; Reproducibility of Results; Severity of Illness Index; Young Adult | 2009 |
Effects of diffusion time on short-range hyperpolarized (3)He diffusivity measurements in emphysema.
Topics: Aged; Analysis of Variance; Diffusion Magnetic Resonance Imaging; Female; Helium; Humans; In Vitro Techniques; Isotopes; Male; Pulmonary Emphysema | 2009 |
Progression of emphysema evaluated by MRI using hyperpolarized (3)He (HP (3)He) measurements in patients with alpha-1-antitrypsin (A1AT) deficiency compared with CT and lung function tests.
Topics: Disease Progression; Female; Helium; Humans; Isotopes; Magnetic Resonance Imaging; Male; Middle Aged; Pilot Projects; Pulmonary Emphysema; Regression Analysis; Reproducibility of Results; Respiratory Function Tests; Tomography, X-Ray Computed | 2009 |
Compressed sensing in hyperpolarized 3He lung MRI.
Topics: Adult; Algorithms; Female; Helium; Humans; Image Processing, Computer-Assisted; Imaging, Three-Dimensional; Lung; Magnetic Resonance Imaging; Male; Middle Aged; Prospective Studies; Pulmonary Emphysema | 2010 |
³He lung morphometry technique: accuracy analysis and pulse sequence optimization.
Topics: Algorithms; Bayes Theorem; Diffusion Magnetic Resonance Imaging; Electromagnetic Fields; Helium; Humans; Lung; Models, Statistical; Monte Carlo Method; Probability Theory; Pulmonary Alveoli; Pulmonary Emphysema; Reproducibility of Results | 2010 |
In vivo detection of acinar microstructural changes in early emphysema with (3)He lung morphometry.
Topics: Contrast Media; Female; Helium; Humans; Isotopes; Lung; Magnetic Resonance Imaging; Male; Middle Aged; Pulmonary Emphysema; Radiopharmaceuticals | 2011 |
Mapping of (3) He apparent diffusion coefficient anisotropy at sub-millisecond diffusion times in an elastase-instilled rat model of emphysema.
Topics: Administration, Inhalation; Animals; Anisotropy; Diffusion Magnetic Resonance Imaging; Helium; Image Processing, Computer-Assisted; Pancreatic Elastase; Pulmonary Emphysema; Rats; Rats, Wistar; Time Factors | 2012 |
Dynamic ventilation 3He MRI for the quantification of disease in the rat lung.
Topics: Animals; Diffusion Magnetic Resonance Imaging; Disease Models, Animal; Female; Helium; Isotopes; Pancreatic Elastase; Pulmonary Emphysema; Rats; Rats, Wistar; Sensitivity and Specificity | 2012 |
Quantitative (1)H and hyperpolarized (3)He magnetic resonance imaging: comparison in chronic obstructive pulmonary disease and healthy never-smokers.
Topics: Aged; Contrast Media; Female; Helium; Humans; Image Interpretation, Computer-Assisted; Magnetic Resonance Imaging; Male; Middle Aged; Protons; Pulmonary Disease, Chronic Obstructive; Pulmonary Emphysema; Reference Values; Reproducibility of Results; Respiratory Function Tests; Sensitivity and Specificity; Smoking; Static Electricity | 2014 |
Assessment of intraparenchymal lung collateral ventilation.
Topics: Female; Helium; Humans; Lung; Magnetic Resonance Imaging; Male; Pulmonary Disease, Chronic Obstructive; Pulmonary Emphysema; Pulmonary Ventilation | 2012 |
Pulmonary ventilation visualized using hyperpolarized helium-3 and xenon-129 magnetic resonance imaging: differences in COPD and relationship to emphysema.
Topics: Aged; Aged, 80 and over; Analysis of Variance; Contrast Media; Diffusion Magnetic Resonance Imaging; Female; Helium; Humans; Lung; Male; Middle Aged; Plethysmography; Predictive Value of Tests; Pulmonary Disease, Chronic Obstructive; Pulmonary Emphysema; Pulmonary Ventilation; Severity of Illness Index; Signal-To-Noise Ratio; Spirometry; Tomography, X-Ray Computed; Xenon Isotopes | 2013 |
Mine the moon for 3He MRI? Not yet.
Topics: Contrast Media; Diffusion Magnetic Resonance Imaging; Female; Helium; Humans; Lung; Male; Pulmonary Disease, Chronic Obstructive; Pulmonary Emphysema; Pulmonary Ventilation; Xenon Isotopes | 2013 |
Pulmonary ventilation and perfusion scanning using hyperpolarized helium-3 MRI and arterial spin tagging in healthy normal subjects and in pulmonary embolism and orthotopic lung transplant patients.
Topics: Helium; Humans; Isotopes; Lung Transplantation; Magnetic Resonance Imaging; Pulmonary Embolism; Pulmonary Emphysema; Ventilation-Perfusion Ratio | 2002 |
The ratio of the alveolar ventilations of SF6 and He in patients with lung emphysema and in healthy subjects.
Topics: Adolescent; Adult; Aged; Helium; Humans; Linear Models; Middle Aged; Pulmonary Alveoli; Pulmonary Emphysema; Pulmonary Gas Exchange; Pulmonary Ventilation; Respiratory Function Tests; Sulfur Hexafluoride | 2002 |
Helium-3 MRI diffusion coefficient: correlation to morphometry in a model of mild emphysema.
Topics: Animals; Helium; Image Processing, Computer-Assisted; Magnetic Resonance Imaging; Male; Pancreatic Elastase; Pulmonary Diffusing Capacity; Pulmonary Emphysema; Rats; Rats, Wistar; Statistics, Nonparametric | 2003 |
Distribution of ventilation in lung transplant recipients: evaluation by dynamic 3He-MRI with lung motion correction.
Topics: Female; Helium; Humans; Isotopes; Lung; Lung Transplantation; Magnetic Resonance Imaging; Male; Middle Aged; Motion; Pulmonary Emphysema; Pulmonary Fibrosis; Ventilation-Perfusion Ratio | 2003 |
An open-circuit helium method for measuring functional residual capacity and defective intrapulmonary gas mixing.
Topics: Cell Respiration; Emphysema; Functional Residual Capacity; Helium; Pulmonary Emphysema; Respiration | 1954 |
A comparative study of intrapulmonary gas mixing and functional residual capacity in pulmonary emphysema, using helium and nitrogen as the test gases.
Topics: Emphysema; Functional Residual Capacity; Gases; Helium; Humans; Lung; Nitrogen; Pulmonary Emphysema | 1958 |
The helium-dilution method in determination of ventilatory disturbances; a new method for data treatment.
Topics: Emphysema; Helium; Pulmonary Emphysema; Pulmonary Ventilation; Respiratory Function Tests | 1959 |
The effect of helium and oxygen mixtures on pulmonary resistances in emphysema.
Topics: Emphysema; Helium; Humans; Lung; Oxygen; Oxygen Inhalation Therapy; Pulmonary Emphysema | 1960 |
[Research on the open circuit helium method for the evaluation of the unevenness of pulmonary ventilation. Application to the study of hyperventilation in normal and emphysematous subjects].
Topics: Helium; Humans; Hyperventilation; Pulmonary Emphysema; Pulmonary Ventilation; Research; Respiration | 1961 |
THE MERITS OF OXYGEN, AIR, AND HELIUM AS SINGLE-BREATH INDICATORS OF NONUNIFORM DISTRIBUTION OF INSPIRED GAS.
Topics: Air; Biomedical Research; Helium; Humans; Nitrogen; Oxygen; Pulmonary Emphysema; Respiratory Function Tests | 1964 |
[RESIDUAL FUNCTIONAL CAPACITY IN EMPHYSEMA PATIENTS. COMPARISON OF THE CLOSED-CIRCUIT HELIUM DILUTION METHOD AND THE OPEN-CIRCUIT OR PROLONGED NITROGEN ELIMINATION METHOD].
Topics: Emphysema; Functional Residual Capacity; Helium; Humans; Indicator Dilution Techniques; Nitrogen; Pulmonary Emphysema; Respiratory Function Tests | 1964 |
[DETERMINATION OF THE RESIDUAL AIR IN CHRONIC NONSPECIFIC PULMONARY DISEASES (THE HELIUM METHOD)].
Topics: Asthma; Bronchitis; Helium; Lung Diseases; Pulmonary Emphysema; Pulmonary Fibrosis; Respiratory Function Tests | 1964 |
SIMPLE METHOD FOR DETERMINATION OF PERFUSION AND VENTILATION-PERFUSION RATIO OF THE UNDERVENTILATED ELEMENTS (THE SLOW COMPARTMENT) OF THE LUNG.
Topics: Blood Gas Analysis; Chromatography; Helium; Humans; Nitrogen; Oxygen; Perfusion; Physiology; Pulmonary Alveoli; Pulmonary Circulation; Pulmonary Emphysema; Respiration; Ventilation-Perfusion Ratio | 1964 |
[ADVANTAGES AND DISADVANTAGES OF BODY PLETHYSMOGRAPHY FOR CLINICAL LUNG FUNCTION TESTING].
Topics: Electronics; Equipment and Supplies; Helium; Humans; Plethysmography; Plethysmography, Whole Body; Pulmonary Emphysema; Respiratory Function Tests; Spirometry | 1964 |
Functional residual capacity in patients with pulmonary emphysema. A comparative study using gas dilution and plethysmographic techniques for measurement.
Topics: Aged; Functional Residual Capacity; Helium; Humans; Lung; Nitrogen; Plethysmography; Pulmonary Emphysema; Respiration | 1962 |
Functional analysis in single-lung transplant recipients: a comparative study of high-resolution CT, 3He-MRI, and pulmonary function tests.
Topics: Female; Helium; Humans; Image Processing, Computer-Assisted; Isotopes; Lung; Lung Transplantation; Magnetic Resonance Imaging; Male; Middle Aged; Pulmonary Emphysema; Pulmonary Fibrosis; Pulmonary Gas Exchange; Respiratory Function Tests; Tomography, X-Ray Computed; Total Lung Capacity; Vital Capacity | 2004 |
Functional evaluation of emphysema using diffusion-weighted 3Helium-magnetic resonance imaging, high-resolution computed tomography, and lung function tests.
Topics: Female; Helium; Humans; Isotopes; Lung Transplantation; Magnetic Resonance Imaging; Male; Middle Aged; Pulmonary Emphysema; Respiratory Function Tests; Tomography, X-Ray Computed | 2004 |
[A software tool for analysis and quantification of regional pulmonary ventilation using dynamic hyperpolarised-(3)He-MRI].
Topics: Aged; Female; Helium; Humans; Isotopes; Lung; Lung Transplantation; Magnetic Resonance Imaging; Male; Middle Aged; Models, Theoretical; Pilot Projects; Pulmonary Emphysema; Pulmonary Ventilation; Software | 2004 |
Hyperpolarized (3)He MRI of mouse lung.
Topics: Animals; Diffusion Magnetic Resonance Imaging; Disease Models, Animal; Helium; Isotopes; Lung Neoplasms; Melanoma; Mice; Pulmonary Emphysema; Pulmonary Ventilation | 2004 |
Emphysematous changes and normal variation in smokers and COPD patients using diffusion 3He MRI.
Topics: Aged; Case-Control Studies; Diffusion Magnetic Resonance Imaging; Female; Helium; Humans; Image Processing, Computer-Assisted; Male; Middle Aged; Pulmonary Disease, Chronic Obstructive; Pulmonary Emphysema; Smoking; Statistics, Nonparametric | 2005 |
Quantitative assessment of emphysema using hyperpolarized 3He magnetic resonance imaging.
Topics: Animals; Disease Models, Animal; Helium; Image Processing, Computer-Assisted; Isotopes; Magnetic Resonance Imaging; Male; Pancreatic Elastase; Pulmonary Emphysema; Pulmonary Ventilation; Rats; Rats, Sprague-Dawley | 2005 |
Diffusion-weighted MRI of the lung with hyperpolarized helium-3: a study of reproducibility.
Topics: Administration, Inhalation; Adult; Aged; Diffusion Magnetic Resonance Imaging; Female; Helium; Humans; Image Processing, Computer-Assisted; Male; Middle Aged; Pulmonary Emphysema; Reproducibility of Results; Statistics, Nonparametric | 2005 |
19F MR imaging of ventilation and diffusion in excised lungs.
Topics: Animals; Diffusion Magnetic Resonance Imaging; Dogs; Fluorine Radioisotopes; Helium; Humans; In Vitro Techniques; Isotopes; Phantoms, Imaging; Pulmonary Diffusing Capacity; Pulmonary Emphysema | 2005 |
Science to practice: what is new about detecting emphysema?
Topics: Diffusion Magnetic Resonance Imaging; Early Diagnosis; Helium; Humans; Isotopes; Pulmonary Emphysema; Respiratory Function Tests; Smoking; Tomography, X-Ray Computed | 2006 |
Early emphysematous changes in asymptomatic smokers: detection with 3He MR imaging.
Topics: Adolescent; Adult; Age Factors; Aged; Carbon Monoxide; Diffusion Magnetic Resonance Imaging; Early Diagnosis; Female; Forced Expiratory Volume; Helium; Humans; Image Processing, Computer-Assisted; Isotopes; Lung; Male; Middle Aged; Prospective Studies; Pulmonary Diffusing Capacity; Pulmonary Emphysema; Smoking; Spirometry; Tomography, X-Ray Computed; Vital Capacity | 2006 |
In vivo lung morphometry with hyperpolarized 3He diffusion MRI in canines with induced emphysema: disease progression and comparison with computed tomography.
Topics: Animals; Diffusion Magnetic Resonance Imaging; Disease Progression; Dogs; Helium; Isotopes; Lung; Mathematics; Pancreatic Elastase; Pulmonary Emphysema; Sensitivity and Specificity; Tomography, X-Ray Computed | 2007 |
Hyperpolarized 3He diffusion MRI and histology in pulmonary emphysema.
Topics: Administration, Inhalation; Contrast Media; Diffusion Magnetic Resonance Imaging; Helium; Humans; Image Enhancement; Image Interpretation, Computer-Assisted; In Vitro Techniques; Isotopes; Lung; Pulmonary Emphysema; Reproducibility of Results; Sensitivity and Specificity | 2006 |
Clinical aspects of the apparent diffusion coefficient in 3He MRI: results in healthy volunteers and patients after lung transplantation.
Topics: Administration, Inhalation; Adult; Diffusion Magnetic Resonance Imaging; Female; Helium; Humans; Image Processing, Computer-Assisted; Lung Transplantation; Male; Middle Aged; Prospective Studies; Pulmonary Diffusing Capacity; Pulmonary Emphysema; Pulmonary Fibrosis | 2007 |
In vivo lung morphometry with hyperpolarized 3He diffusion MRI: theoretical background.
Topics: Algorithms; Computer Simulation; Diffusion Magnetic Resonance Imaging; Helium; Humans; Image Enhancement; Image Processing, Computer-Assisted; Lung; Models, Theoretical; Monte Carlo Method; Pulmonary Emphysema | 2008 |
Hyperpolarized 3He apparent diffusion coefficient MRI of the lung: reproducibility and volume dependency in healthy volunteers and patients with emphysema.
Topics: Adult; Diffusion Magnetic Resonance Imaging; Female; Forced Expiratory Volume; Helium; Humans; Isotopes; Lung; Male; Middle Aged; Pulmonary Disease, Chronic Obstructive; Pulmonary Emphysema; Reproducibility of Results; Vital Capacity | 2008 |
The role of collateral paths in long-range diffusion of 3He in lungs.
Topics: Algorithms; Animals; Computer Simulation; Dogs; Helium; Humans; Isotopes; Lung; Magnetic Resonance Imaging; Pulmonary Diffusing Capacity; Pulmonary Emphysema | 2008 |
Effects of helium and oxygen mixtures on pulmonary mechanics during airway constriction.
Topics: Animals; Bronchitis; Dogs; Helium; Histamine; Lung; Oxygen; Pulmonary Emphysema; Respiration; Trachea; Vagus Nerve | 1967 |
Expiratory flow limitation and the response to breathing a helium-oxygen gas mixture in a canine model of pulmonary emphysema.
Topics: Animals; Blood Gas Analysis; Dogs; Drug Combinations; Helium; Oxygen; Papain; Pulmonary Emphysema; Pulmonary Ventilation | 1984 |
Use of lung pressure-volume curves and helium-sulphur hexafluoride washout to detect emphysema in subjects with mild airflow obstruction.
Topics: Asthma; Breath Tests; Diagnosis, Differential; Helium; Humans; Lung Volume Measurements; Male; Pulmonary Emphysema; Pulmonary Ventilation; Sulfur Hexafluoride | 1981 |
Lung recoil and density dependence of maximum expiratory flow in emphysema.
Topics: Airway Resistance; Diffusion; Female; Forced Expiratory Flow Rates; Helium; Humans; Lung; Male; Maximal Expiratory Flow Rate; Middle Aged; Oxygen; Pressure; Pulmonary Emphysema; Respiratory Function Tests; Vital Capacity | 1981 |
Collateral ventilation and gas exchange in emphysema.
Topics: Adult; Aged; Aged, 80 and over; Airway Resistance; Bronchoscopy; Female; Fiber Optic Technology; Helium; Humans; Lung; Lung Diseases, Obstructive; Male; Middle Aged; Pulmonary Emphysema; Pulmonary Gas Exchange; Reference Values; Respiration; Respiratory Function Tests; Tomography, X-Ray Computed | 1994 |
Lung air spaces: MR imaging evaluation with hyperpolarized 3He gas.
Topics: Administration, Inhalation; Adult; Aged; Asthma; Female; Helium; Humans; Image Processing, Computer-Assisted; Isotopes; Lasers; Lung; Magnetic Resonance Imaging; Male; Middle Aged; Observer Variation; Oxygen; Pulmonary Emphysema; Respiration; Rhinitis, Allergic, Seasonal; Smoking | 1999 |
Intrapulmonary gas mixing and the sloping alveolar plateau in COPD patients with macroscopic emphysema.
Topics: Adult; Aged; Atmospheric Pressure; Carbon Dioxide; Forced Expiratory Volume; Helium; Humans; Lung Diseases, Obstructive; Male; Mass Spectrometry; Middle Aged; Pulmonary Alveoli; Pulmonary Diffusing Capacity; Pulmonary Emphysema; Sulfur Hexafluoride; Tidal Volume; Tomography, X-Ray Computed | 1999 |
MR imaging of diffusion of (3)He gas in healthy and diseased lungs.
Topics: Adult; Aged; Diffusion; Female; Helium; Humans; Image Processing, Computer-Assisted; Isotopes; Lung; Magnetic Resonance Imaging; Male; Middle Aged; Pulmonary Emphysema | 2000 |
Hyperpolarized noble gas MR imaging of the lung: potential clinical applications.
Topics: Asthma; Cystic Fibrosis; Helium; Isotopes; Lung; Lung Diseases; Lung Transplantation; Magnetic Resonance Imaging; Noble Gases; Pulmonary Emphysema; Respiration; Xenon Isotopes | 2001 |
Hyperpolarized helium 3 diffusion imaging of the lung.
Topics: Asthma; Contrast Media; Helium; Humans; Lung Diseases, Obstructive; Magnetic Resonance Imaging; Pulmonary Disease, Chronic Obstructive; Pulmonary Emphysema; Pulmonary Ventilation | 2002 |
Emphysema: hyperpolarized helium 3 diffusion MR imaging of the lungs compared with spirometric indexes--initial experience.
Topics: Adult; Aged; Diffusion; Female; Helium; Humans; Image Processing, Computer-Assisted; Magnetic Resonance Imaging; Male; Middle Aged; Pulmonary Emphysema; Regression Analysis; Spirometry | 2002 |
Optimum end-expiratory airway pressure in patients with acute pulmonary failure.
Topics: Adult; Aged; Airway Resistance; Carbon Dioxide; Cardiac Output; Female; Helium; Humans; Hydrogen-Ion Concentration; Lung; Lung Compliance; Male; Middle Aged; Oxygen; Positive-Pressure Respiration; Pressure; Pulmonary Emphysema; Respiration; Respiratory Insufficiency; Spirometry | 1975 |
Lung distensibility and airway function in intermediate alpha 1-antitrypsin deficiency (Pi MZ).
Topics: Adult; alpha 1-Antitrypsin Deficiency; Helium; Heterozygote; Humans; London; Lung; Male; Middle Aged; Phenotype; Pulmonary Emphysema; Respiratory Function Tests; Smoking; Sulfur Hexafluoride | 1979 |
[Interest of helium-oxygen flow volume and isoflow volume curves in chronic obstructive lung disease (author's transl)].
Topics: Bronchitis; Chronic Disease; Female; Forced Expiratory Flow Rates; Helium; Humans; Lung Diseases, Obstructive; Lung Volume Measurements; Male; Maximal Expiratory Flow-Volume Curves; Middle Aged; Oxygen; Pulmonary Emphysema; Residual Volume; Total Lung Capacity | 1979 |
[Significance of expiratory O2 and CO2 curves and simultaneous washout curves of He and SF6 in the diagnosis of small airway diseases].
Topics: Adult; Bronchitis; Carbon Dioxide; Fluorides; Helium; Humans; Middle Aged; Oxygen; Pulmonary Emphysema; Spirometry; Sulfur | 1977 |
[Comparative study by body plethysmography and spirometry with the helium dilution method in patients with tuberculosis].
Topics: Airway Resistance; Functional Residual Capacity; Helium; Humans; Lung; Plethysmography, Whole Body; Pulmonary Emphysema; Pulmonary Ventilation; Spirometry; Tuberculosis, Pulmonary; Vital Capacity | 1977 |
Simultaneous washout of helium and sulfur hexafluoride in healthy subjects and patients with chronic bronchitis, bronchial asthma, and emphysema.
Topics: Adult; Aged; Asthma; Bronchitis; Fluorides; Functional Residual Capacity; Helium; Humans; Male; Middle Aged; Pulmonary Emphysema; Pulmonary Ventilation; Respiration; Sulfur | 1977 |
Hypercarbia during carbon dioxide pneumoperitoneum.
Topics: Acidosis, Respiratory; Animals; Blood Gas Analysis; Carbon Dioxide; Disease Models, Animal; Dogs; Helium; Hypercapnia; Papain; Pneumoperitoneum, Artificial; Pulmonary Emphysema | 1992 |
[Replacement of helium by argon in the measurement of the carbon monoxide diffusing capacity of the lung].
Topics: Adult; Aged; Argon; Carbon Monoxide; Female; Helium; Humans; Lung; Male; Middle Aged; Pulmonary Diffusing Capacity; Pulmonary Emphysema | 1989 |
[Diagnosis of pulmonary emphysema. Analysis of the expiratory partial pressure curves of the gases O2, CO2, He and SF6].
Topics: Airway Obstruction; Carbon Dioxide; Diagnosis, Differential; Helium; Humans; Oxygen; Partial Pressure; Pulmonary Emphysema; Respiratory Function Tests; Sodium Fluoride | 1985 |
Effect of bronchodilator aerosols on single-breath ("effective") lung volumes in patients with chronic non-allergic obstructive lung disease.
Topics: Adult; Aerosols; Bronchitis; Bronchodilator Agents; Chronic Disease; Helium; Humans; Indicator Dilution Techniques; Lung; Lung Diseases, Obstructive; Male; Metaproterenol; Middle Aged; Pulmonary Emphysema; Respiratory Therapy; Smoking; Spirometry; Vital Capacity | 1972 |
[Determination of total lung capacity by the functional helium dilution method and by Loyd's radiological method in patients with chronic bronchitis and emphysema].
Topics: Bronchitis; Chronic Disease; Helium; Humans; Indicator Dilution Techniques; Lung; Methods; Pulmonary Emphysema; Spirometry; Vital Capacity | 1973 |
Lung volumes and "emphysema score" in patients with chronic obstructive lung disease.
Topics: Bronchitis; Helium; Humans; Lung; Lung Diseases, Obstructive; Male; Pulmonary Emphysema; Pulmonary Ventilation; Respiratory Function Tests; Vital Capacity | 1973 |
Intrapulmonary mixing in chronic bronchitis and emphysema.
Topics: Bronchitis; Helium; Humans; Male; Methods; Pulmonary Diffusing Capacity; Pulmonary Emphysema; Respiratory Function Tests; Time Factors | 1974 |
Breath sounds.
Topics: Adult; Airway Resistance; Asthma; Atropine; Bronchi; Bronchitis; Helium; Humans; Isoproterenol; Laryngectomy; Physical Exertion; Pulmonary Emphysema; Respiration; Sound; Spirometry; Trachea | 1971 |
[Functional differentiation of airway obstruction by whole body plethysmography].
Topics: Airway Obstruction; Asthma; Bronchoscopy; Chronic Disease; Diagnosis, Differential; Helium; Humans; Metaproterenol; Plethysmography; Plethysmography, Whole Body; Pulmonary Emphysema; Radiography; Radioisotopes; Respiratory Function Tests; Spirometry; Ventilation-Perfusion Ratio | 1971 |
Roentgenologic, physiologic and structural estimations of the total lung capacity in normal and emphysematous subjects.
Topics: Adult; Aged; Helium; Humans; Indicator Dilution Techniques; Lung; Male; Middle Aged; Plethysmography; Pulmonary Emphysema; Radiography; Spirometry | 1967 |
Plethysmographic assessment of trapped air in man.
Topics: Airway Resistance; Bronchi; Bronchitis; Chronic Disease; Helium; Humans; Methods; Plethysmography; Pulmonary Emphysema; Spirometry | 1970 |
Expiratory gas concentration curves for examination of uneven distribution of ventilation and perfusion in the lung. First communication: theory.
Topics: Carbon Dioxide; Helium; Models, Biological; Oxygen; Perfusion; Pulmonary Alveoli; Pulmonary Emphysema; Respiration; Time Factors | 1970 |
Estimation of respiratory drive with carbon dioxide and helium.
Topics: Airway Resistance; Carbon Dioxide; Helium; Humans; Hypoventilation; Methods; Pulmonary Emphysema; Respiratory Center; Respiratory Function Tests; Spirometry | 1971 |
Expiratory gas concentration curves for examination of uneven distribution of ventilation and perfusion in the lung. Second communication: experiments.
Topics: Bronchospirometry; Carbon Dioxide; Helium; Humans; Pulmonary Emphysema; Respiration; Time Factors; Ventilation-Perfusion Ratio | 1971 |
Diffusion of gases within the lungs of patients with chronic obstructive pulmonary disease.
Topics: Asthma; Chronic Disease; Diffusion; Helium; Lung; Pulmonary Alveoli; Pulmonary Emphysema; Respiration; Respiratory Insufficiency; Spirometry | 1968 |
Comparison of the components of diffusing capacity utilizing the effective alveolar volume in patients with emphysema and chronic asthma.
Topics: Adult; Asthma; Blood Volume; Capillaries; Cell Membrane Permeability; Chronic Disease; Diffusion; Female; Helium; Hematocrit; Hemoglobinometry; Humans; Lung; Male; Middle Aged; Pulmonary Alveoli; Pulmonary Emphysema; Respiration; Respiratory Function Tests | 1968 |
Diffusion in the gas phase of the lungs in normal and emphysematous subjects.
Topics: Aged; Biological Transport; Fluorides; Gases; Helium; Humans; Lung; Middle Aged; Neon; Pulmonary Emphysema; Sulfur | 1965 |
Distribution function of the clearance time constant in lungs.
Topics: Adult; Aged; Asthma; Helium; Humans; Lung; Mathematics; Middle Aged; Pulmonary Emphysema; Pulmonary Fibrosis; Spirometry; Tuberculosis, Pulmonary | 1966 |