| 100759-0 | Inspiratory reserve Respiratory system (spirometry) |
| 10177-4 | History of Respiratory system disorders Narrative |
| 103217-6 | Mean respiratory rate |
| 11291-2 | Respiratory rate at First encounter |
| 11412-4 | Physical findings of Respiratory system Narrative |
| 11443-9 | Physical findings of Respiratory system |
| 18744-3 | Bronchoscopy study |
| 18759-1 | Spirometry study |
| 19839-0 | Breath rate spontaneous --on ventilator |
| 19840-8 | Breath rate spontaneous and mechanical --on ventilator |
| 19841-6 | Respiratory rate (spirometry --at maximum voluntary ventilation) |
| 19842-4 | Respiratory rate --at maximum voluntary ventilation |
| 19843-2 | Functional residual capacity |
| 19844-0 | Functional residual capacity (helium rebreathing) |
| 19845-7 | Functional residual capacity (helium single breath) |
| 19846-5 | Functional residual capacity (plethysmograph body box) |
| 19847-3 | Functional residual capacity Predicted |
| 19848-1 | Inspiratory capacity |
| 19849-9 | Inspiratory capacity (helium rebreathing) |
| 19850-7 | Inspiratory capacity (helium single breath) |
| 19851-5 | Inspiratory capacity Predicted |
| 19852-3 | Inspiratory capacity (spirometry) |
| 19853-1 | Inspiratory capacity bs/Inspiratory capacity pre-operative (spirometry) |
| 19854-9 | Inspiratory capacity bs/Inspiratory capacity pre-operative |
| 19855-6 | Inspiratory capacity measured/predicted (spirometry) |
| 19856-4 | Inspiratory capacity measured/predicted |
| 19857-2 | Total lung capacity (helium rebreathing) |
| 19858-0 | Total lung capacity (helium single breath) |
| 19859-8 | Total lung capacity (plethysmograph body box) |
| 19860-6 | Total lung capacity (chest xray.calculated) |
| 19861-4 | Total lung capacity Predicted |
| 19862-2 | Total lung capacity |
| 19863-0 | Vital capacity Respiratory system (helium rebreathing) |
| 19864-8 | Vital capacity Respiratory system (helium single breath) |
| 19865-5 | Vital capacity Respiratory system Predicted |
| 19866-3 | Vital capacity Respiratory system (spirometry) |
| 19867-1 | Vital capacity Respiratory system |
| 19868-9 | Forced vital capacity Respiratory system (spirometry) |
| 19869-7 | Forced vital capacity Respiratory system Predicted |
| 19870-5 | Forced vital capacity Respiratory system |
| 19871-3 | FVC pre bronchodilation measured/predicted |
| 19872-1 | FVC measured/predicted |
| 19873-9 | FVC post bronchodilation measured/predicted |
| 19874-7 | Forced vital capacity Respiratory system (spirometry --post bronchodilation) |
| 19875-4 | Forced vital capacity Respiratory system --post bronchodilation |
| 19876-2 | Forced vital capacity Respiratory system (spirometry --pre bronchodilation) |
| 19877-0 | Forced vital capacity Respiratory system --pre bronchodilation |
| 19910-9 | Diffusion capacity.carbon monoxide Predicted |
| 19911-7 | Diffusion capacity.carbon monoxide |
| 19912-5 | Diffusion capacity.carbon monoxide adjusted for hemoglobin (helium single breath) |
| 19913-3 | Diffusion capacity.carbon monoxide adjusted for hemoglobin |
| 19914-1 | Diffusion capacity/Alveolar volume (single breath.carbon monoxide+helium) |
| 19915-8 | Diffusion capacity/Alveolar volume Predicted |
| 19916-6 | Diffusion capacity/Alveolar volume |
| 19917-4 | Diffusion capacity adjusted to body conditions (single breath.carbon monoxide+helium) |
| 19918-2 | Diffusion capacity adjusted to body conditions |
| 19921-6 | Expiratory reserve (helium rebreathing) |
| 19922-4 | Expiratory reserve (helium single breath) |
| 19923-2 | Expiratory reserve Predicted |
| 19924-0 | Expiratory reserve |
| 19925-7 | FEV1/FVC Predicted |
| 19926-5 | FEV1/FVC |
| 19927-3 | Gas flow FEV 25%-75% |
| 19928-1 | Gas delivery source Respiratory system |
| 19991-9 | Alveolar-arterial oxygen Partial pressure difference |
| 19995-0 | Oxygen/Inspired gas Respiratory system (o2 analyzer --on ventilator) |
| 19996-8 | Oxygen/Inspired gas Respiratory system --on ventilator |
| 20069-1 | Mean inflation pressure Respiratory system Calculated |
| 20075-8 | PEEP Respiratory system |
| 20080-8 | Pulmonary function test method |
| 20088-1 | Respiratory test prediction method |
| 20101-2 | Tidal volume expired/Peak inspiratory pressure Calculated --on ventilator |
| 20102-0 | Tidal volume expired/Peak inspiratory pressure --on ventilator |
| 20103-8 | Tidal volume expired/Plateau pressure --post 1.5-2.0 seconds inspiratory hold on ventilator |
| 20104-6 | Tidal volume expired/Plateau pressure Calculated --post 1.5-2.0 seconds inspiratory hold on ventilator |
| 20108-7 | Tidal volume expired spontaneous+mechanical corrected for compressible gas volume --on ventilator |
| 20109-5 | Tidal volume inspired spontaneous+mechanical Measured --on ventilator |
| 20110-3 | Tidal volume inspired spontaneous+mechanical --on ventilator |
| 20111-1 | Tidal volume inspired spontaneous+mechanical corrected for compressible gas volume --on ventilator |
| 20114-5 | Tidal volume sigh spontaneous+mechanical --on ventilator |
| 20115-2 | Tidal volume.spontaneous/Body weight --on ventilator |
| 20116-0 | Tidal volume.spontaneous --on ventilator |
| 20117-8 | Tidal volume.spontaneous+mechanical/Body weight --on ventilator |
| 20118-6 | Tidal volume.spontaneous+mechanical --on ventilator |
| 20119-4 | Tidal volume.spontaneous+mechanical corrected for compressible gas volume --on ventilator |
| 20120-2 | Tidal volume.spontaneous+mechanical/Body weight corrected for compressible gas volume --on ventilator |
| 20121-0 | Tidal volume.spontaneous+mechanical uncorrected for compressible gas volume --on ventilator |
| 20135-0 | FEV 25%-75% post bronchodilation measured/predicted |
| 20136-8 | FEV 25%-75% pre bronchodilation measured/predicted |
| 20137-6 | FEV 25%-75% measured/predicted |
| 20139-2 | Volume expired 1 minute |
| 20140-0 | Volume expired |
| 20141-8 | Volume expired per minute/Body weight --on ventilator |
| 20142-6 | FEV |
| 20143-4 | Residual volume (helium rebreathing) |
| 20144-2 | Residual volume (helium single breath) |
| 20145-9 | Residual volume Predicted |
| 20146-7 | Residual volume |
| 20147-5 | FEV.5 Predicted |
| 20148-3 | FEV.5 |