ATI LPN
ATI Pediatrics Practice Questions Questions
Question 1 of 5
Most common complication of untreated congenital adrenal hyperplasia is:
Correct Answer: A
Rationale: Adrenal crisis is the most serious complication of untreated CAH due to cortisol deficiency, per AAP (doc p148, Q558).
Question 2 of 5
Most common cause of Cushing syndrome in children is:
Correct Answer: C
Rationale: Exogenous steroids are the most common cause of Cushing syndrome in children, per AAP (doc p150, Q590).
Question 3 of 5
A 14-year-old boy appears with tall stature, long limbs, and a heart murmur. Echocardiogram reveals aortic root dilation. Most likely diagnosis is:
Correct Answer: B
Rationale: Marfan syndrome fits tall stature, long limbs, and aortic dilation, per AAP (doc p151, Q606).
Question 4 of 5
A 3-month-old infant presents with poor feeding and hypotonia. MRI shows periventricular leukomalacia. Most likely diagnosis is:
Correct Answer: A
Rationale: HIE causes leukomalacia, per AAP. B-E differ.
Question 5 of 5
A 4-year-old girl presents with fever and conjunctivitis. Exam shows a rash and swollen hands. Most likely diagnosis is:
Correct Answer: B
Rationale: Kawasaki disease includes fever, conjunctivitis, rash, and swollen hands, per AHA. A, C-E differ.