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A one-year-old girl with dysentery is discharged. The most important information for the mother is
- A. Place child on NPO for 8 hours if diarrhea occurs
- B. Don’t wait long before bringing child to hospital
- C. Observe good hygiene to reduce faeco-oral spread
- D. Start anti-diarrhea meds before hospital
Correct Answer: C
Rationale: Hygiene C prevents reinfection, critical in dysentery, per document 0.
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A 3-month-old infant presents with tachypnea and poor feeding. Chest x-ray shows cardiomegaly and pulmonary edema. Most likely diagnosis is:
- A. Pneumonia
- B. Congestive heart failure
- C. Bronchiolitis
- D. Cystic fibrosis
Correct Answer: B
Rationale: CHF shows cardiomegaly and edema, per AHA. A, C-E differ.
A child is diagnosed with hypoalbuminemia. Her total serum calcium level is normal. Most likely associated finding that may be missed is:
- A. Hypocalcemia
- B. Hypercalcuria
- C. Hypomagnesemia
- D. Hypercalcemia
Correct Answer: D
Rationale: Hypoalbuminemia lowers bound calcium; a normal total calcium suggests hypercalcemia in ionized form, often missed (UpToDate). A-C, E don’t fit.
The best growth chart indicator in patients with acute malnutrition is:
- A. Body mass index (BMI)
- B. Body weight
- C. Weight-for-height
- D. Head circumference
Correct Answer: C
Rationale: Weight-for-height best detects acute malnutrition (wasting), per WHO. BMI is less specific in kids, and B-D assess other aspects.
Most common cause of Cushing syndrome in children is:
- A. Adrenal tumor
- B. Pituitary adenoma
- C. Exogenous steroids
- D. Ectopic ACTH syndrome
Correct Answer: C
Rationale: Exogenous steroids are the most common cause of Cushing syndrome in children, per AAP (doc p150, Q590).
A 2-year-old boy presents with fever and a vesicular rash in the mouth. Most likely diagnosis is:
- A. Measles
- B. Herpangina
- C. Hand-foot-mouth disease
- D. Chickenpox
Correct Answer: C
Rationale: HFMD features fever and oral vesicles, per CDC. A, B, D, E differ in distribution.