Pulmonary assessment Flashcards
What is a normal FEV1/FVC?
70%
What is FEV1?
maximum amount of air expelled in 1 second
What FEV1 indicates stage 1COPD?
> 80%
What FEV1 indicates stage 2 COPD?
50-79%
What FEV1 indicates stage 3 COPD?
30-49%
What FEV1 indicates stage 4 COPD?
<30%
Using FEV1 (PERF) to measure reversible obstruction is used in what disease?
asthma
How is PERF calculated?
- Repeat FEV1 1-2 times daily for 14 days and find the average
- average is 100% capacity
What should be done if someones PERF is 50-79%?
rescue inhaler
What should be done if someones PERF is < 50 ?
seek medical attention
What is dyspnea?
difficulty breathing
What is orthopnea?
dyspnea while lying down
number of pillows
positional dyspnea
What is paroxysmal nocturnal dyspnea?
dyspnea upon awakening at night
What is tachypnea?
increased respiratory rate
What is bradypnea?
decreased respiratory rate
What is apnea?
absence of breathing
What is hyperapnea?
normal rate but deep respirations
How should treacheal auscultation sound?
loud, high pitched blowing
How should bronchial auscultation sound?
harsh, high pitched
How should vescular auscultation sound?
gentle, soft, low pitched
What is the cause of the abnormal sound of rales?
congestion, usually cardiac disease
What are abnormal lung sounds upon ausultation ?
- rales
- rub
- rhonchi
- crackles
- wheezing
- stridor
What is rough coarse sound when pleural surfaces rub together?
rub
What is continuous, low piched rattling sound with snoring quality
rhonchi
What are bubbly discontinuous sounds?
crackles
What are high pitched sounds best heard during expiration?
wheezing
What is a loud hiss or shriek heard best during expiration?
stridor, needs ergent medical attention
What is felt during pulmonary palpitation?
crepitation
fremitus
What is a coarse, crackling sensation near the shoulder?
crepitation
When is fremitus abnormal?
strong and clear vibrations
