Spirometry
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| show | quanitify changes in fxn and impairment. 2. screening of disease 3. assessment of post op 4. determination of pulm disability 5. evaluation of therapy effectiveness
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| show | severe hypoxemia on room air 2. increased intracranial pressure 3. cardiac arrhythmias 4. inability to follow directions (age, disease) 5. untreatable TV or HIV
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| Tidal volume VT | show 🗑
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| Inspiratory reserve volume (IRV) | show 🗑
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| Expiratory reserve volume (ERV) | show 🗑
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| show | amount of air left in the lungs after maximum exhalation
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| show | amount of air inspired from normal expiration
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| show | amount of air left in the lungs after normal exhalation
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| vital capacity (VC) | show 🗑
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| Total Lung capacity (TLC) | show 🗑
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| Info you need to get before testing | show 🗑
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| Volumes and capacities that CAN be measured with simple spirometry | show 🗑
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| Forced expiratory volume 1 sec | show 🗑
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| forced expiratory volume 3 sec | show 🗑
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| Forced expiratory flow 200-1200 mL | show 🗑
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| show | machine disregards the first 25% and the last 25% of the air that the pt exhales after max inhalation and then measures how fast the pt exhales (SMALL AIRWAY obstruction)
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| Maximum voluntary ventilation | show 🗑
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| PfTs are measured at | show 🗑
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| show | BTPS
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| show | asthma, fireman, assess severe of hyper responsiveness, to determine relative risk of developing asthma, to asses response to therapy
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| How is methacholine delivered | show 🗑
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| show | histamine - 10 mg/ml 2. antigens 6-8mm wheel 3. cold air 4. exercise
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| Avoid short acting bronch | show 🗑
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| show | 48 hr
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| avoid anticholinergic aerosols | show 🗑
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| avoid tiotropium | show 🗑
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| show | 8 hr
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| show | 48 hr
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| show | 24 hr
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| show | 12-24 hr
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| show | 24 hr
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| Pt that is candidate for exercise study | show 🗑
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| show | Ve/f
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| show | Spirometer must be 8 liters, must be capable of measuring 0-14 L/s, all tests reported by BTPS, min of 3 acceptable FVC 8 max, FVC must be .2 L (150 ml) of each other
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| Acceptable PFT | show 🗑
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Popular Respiratory Therapy sets