Pulmonary

Question 1

1 yo with acute onset coughing, right sided expiratory wheeze. Next best step?

Answer 1

Airway fluoroscopy. (This age can’t cooperate with inspiratory and expiratory films!)

Question 2

What is a positive sweat test?

Answer 2

60 mEq or greater

Question 3

Carrier rate of CF in general population

Answer 3

1/25

Question 4

Most common post-operative complication in patients with severe obstructive apnea

Answer 4

Pulmonary edema

Question 5

Causes of transudate pleural fluid

Answer 5

Cirrhosis, CHF, Nephrotic syndrome

Question 6

Exudate pleural fluid. LDH levels? Protein level?

Answer 6

LDH will be 2-3 times the serum level, and protein will be >3 g/dL

Question 7

Treatment of active TB

Answer 7

2 months of RIP, then 4 months of INH and Rifampin. Could also do 9 months of rifampin and INH

Question 8

Treatment of TB meningitis

Answer 8

Steroids + RIP x 2 months + Streptomycin, followed by 10 months rifampin and INH.

Question 9

Child with pneumonia on XR. What is best diagnostic study to confirm?

Answer 9

Blood culture

Question 10

What shifts oxygen dissociation curve to the right? (higher affinity for O2)

Answer 10

Increased temp, pH, CO2, DPG

Question 11

Child with pneumonia and marked hypoxemia. Dx?

Answer 11

PCP. Dx with BAL

Question 12

2 yo with recurrent hemoptysis, cough, anemia, and diffuse alveolar hemorrhage on CXR. Dx?

Answer 12

Idiopathic pulmonary hemosiderosis. Dx with hemosiderin laden macrophages on BAL