lung sounds

Question 1

name that sound

Answer 1

late inspiratory squeak and crackles

DDX:

• bronchiolitis obliterans
• pulmonary fibrosis
• allergic alveolitis

Question 2

name that sound

Answer 2

bronchial breath sound with late crackle

alveoli must be fillled with pus, blood, or serum

Question 3

name that sound

Answer 3

amphoric breath sound

seen with TB

Question 4

name that sound

Answer 4

whispered pectoriloquy (can hear whispered words b/c all alveolar air has been removed)

-seen in lung consolidation and atelectasis

Question 5

name that sound

Answer 5

pleural friction rub

3 diseases:

1. bacterial pneumonias
2. collagen vascular disease
3. pulmonary infarct

Question 6

name that sound

Answer 6

rhonchi

obstructive lung disease

if localized and peristent, endobronchial neoplasm

Question 7

name that sound

Answer 7

vesicular breath sounds

sounds soft and muffled

shorter in exhalation

no silent pause b/t inspiration and expiration

Question 8

name that sound

Answer 8

wheeze

can be expiratory, or insp+exp but never insp alone (=stridor!)

asthma (length of wheeze determines severity)

Question 9

name that sound

Answer 9

crackles

ealry insp: bronchitis

mid-insp: bronchiectasis

late-insp: pulmonary fibrosis (vesicular sound) or fluid in alveoli (bronchial sound)

Question 10

name that sound

Answer 10

bronchial breath sounds

fluid in alveoli

insp phase=exp phase

pause b/t insp and exp