Cough

Question 1

Pulmonary TB

Answer 1

Constitutional = Fever, LOW, night sweats
Some may only have chronic cough

Question 1

Cancer

Answer 1

Can have haemotypsis.
Dyspnea is a late feature.
Often asymptomatic until late

Question 2

Bronchiectasis

Answer 2

Classically long-standing Hx of daily cough and copious sputum production.
Exam may show clubbing and coarse crepitations.
CXR shows dilated thickened airways.

Reid classification

Question 3

Interstitial lung disease

Answer 3

Chronic non-productive cough and/or progressive exertional dyspnea.
Exam can have fine inspiratory crepitations, clubbing, pulmonary HTN
CXR shows reticular shadowing

Evaluate for secondary causes

Question 3

COPD

Answer 3

Long-standing smoker with cough, exertional dyspnea, wheeze on exam, hyperinflation on CXR

Question 4

Pneumonia

Answer 4

Can cause chronic cough in presence of underlying chronic infection.

Question 5

Cough-variant asthma

Question 6

Post-infectious cough

Answer 6

After URTI

Question 7

ACE-inhibitor

Answer 7

Causes cough in 5-30% due to bradykinin inhibition

Question 8

GERD

Answer 8

Cough a/w eating, burping and lying down

Question 9

Chronic rhinitis + post-nasal drip

Answer 9

Upper airway secretions can trigger cough reflex. Usually triggered right after lying down. May have symptoms of allergic rhinitis