ATI LPN
Pediatric Nursing Practice Test Questions Questions
Question 1 of 5
A 3-year-old boy presents with fever and a limp. Hip x-ray shows joint space widening. Most likely diagnosis is:
Correct Answer: B
Rationale: Septic arthritis features fever, limp, and joint widening, per AAP. A, C-E differ in acuity.
Question 2 of 5
A newborn boy appears with ambiguous genitalia and a 46,XY karyotype. Labs reveal low testosterone and elevated LH/FSH. Most likely diagnosis is:
Correct Answer: C
Rationale: Gonadal dysgenesis fits XY karyotype, low testosterone, and high gonadotropins, per AAP (doc p149, Q571).
Question 3 of 5
Most common cause of adrenal insufficiency in children is:
Correct Answer: A
Rationale: Addison disease is the most common cause of primary adrenal insufficiency in children, per AAP (doc p150, Q587).
Question 4 of 5
A 10-year-old boy appears with short stature and delayed puberty. Labs reveal low IGF-1 and normal GH after stimulation. Most likely diagnosis is:
Correct Answer: A
Rationale: Growth hormone deficiency fits short stature and low IGF-1, per AAP (doc p151, Q603).
Question 5 of 5
A 4-year-old boy presents with fever and a swollen knee. Aspiration shows gram-negative bacilli. Most likely diagnosis is:
Correct Answer: A
Rationale: Septic arthritis fits fever and gram-negative bacilli, per AAP. B-E lack infection.