ATI LPN
Pediatric Nursing Cardiac Practice Questions Questions
Question 1 of 5
A 6-month-old infant presents with pallor and lethargy. Labs show hemoglobin of 6 g/dL and reticulocytosis. Most likely diagnosis is:
Correct Answer: B
Rationale: Hemolytic anemia fits pallor, low hemoglobin, and reticulocytosis, per AAP. A-D have different lab patterns.
Question 2 of 5
A 2-month-old infant presents with poor weight gain and tachypnea. Chest x-ray shows cardiomegaly. Most likely diagnosis is:
Correct Answer: B
Rationale: CHF features poor growth, tachypnea, and cardiomegaly, per AHA. A, C-E differ in x-ray.
Question 3 of 5
A 5-year-old girl presents with recurrent UTIs and daytime wetting. Voiding cystourethrogram shows reflux. Most likely diagnosis is:
Correct Answer: B
Rationale: VUR causes recurrent UTIs and reflux on VCUG, per AAP. A, C-E differ in imaging.
Question 4 of 5
Best diagnostic test in patients with ambiguous genitalia due to congenital adrenal hyperplasia is:
Correct Answer: C
Rationale: Serum 17-hydroxyprogesterone confirms CAH by detecting elevated levels, per AAP (doc p148, Q557).
Question 5 of 5
Most common electrolyte abnormality noted in patients with pyloric stenosis is:
Correct Answer: B
Rationale: Hypochloremia results from vomiting in pyloric stenosis, per AAP (doc p149, Q573).