ATI LPN
Pediatric Gi Disorders Practice Questions Questions
Question 1 of 5
A 6-month-old infant presents with hypotonia and tongue fasciculations. EMG shows denervation. Most likely diagnosis is:
Correct Answer: B
Rationale: Spinal muscular atrophy features hypotonia, fasciculations, and denervation, per NORD. A, C-E have distinct findings.
Question 2 of 5
A 1-year-old girl presents with recurrent infections and eczema. Labs show thrombocytopenia and small platelets. Most likely diagnosis is:
Correct Answer: B
Rationale: Wiskott-Aldrich syndrome features infections, eczema, and microthrombocytopenia, per NIAID. A, C-E lack this triad.
Question 3 of 5
A 6-year-old boy presents with abdominal pain and diarrhea. Stool shows occult blood. Most likely diagnosis is:
Correct Answer: B
Rationale: IBD features chronic pain, diarrhea, and occult blood, per AGA. A, C-E differ in chronicity.
Question 4 of 5
A 6-year-old boy presents with fatigue and bone pain. Labs show blasts and anemia. Most likely diagnosis is:
Correct Answer: C
Rationale: ALL shows fatigue, bone pain, and blasts, per NCI. A, B, D, E lack blasts.
Question 5 of 5
Most common cause of precocious puberty in boys is:
Correct Answer: A
Rationale: Adrenal tumor is the most common cause of precocious puberty in boys, per AAP (doc p148, Q563).