ATI LPN
Pediatric Cardiac Nclex Practice Questions Questions
Question 1 of 5
A newborn appears with ambiguous genitalia and a 46,XX karyotype. Maternal history reveals virilization during pregnancy. Most likely diagnosis is:
Correct Answer: A
Rationale: CAH fits XX karyotype and maternal virilization, per AAP (doc p148, Q561).
Question 2 of 5
Most common cause of diabetes mellitus in children is:
Correct Answer: A
Rationale: Type 1 diabetes is the most common form in children, per AAP (doc p150, Q593).
Question 3 of 5
A 5-year-old girl presents with fever and a red, swollen ankle. Aspiration shows gram-positive cocci. Most likely diagnosis is:
Correct Answer: A
Rationale: Septic arthritis fits fever and gram-positive cocci, per AAP. B-E lack infection.
Question 4 of 5
A 1-year-old boy presents with recurrent pneumonia and steatorrhea. Sweat chloride test is positive. Most likely diagnosis is:
Correct Answer: C
Rationale: Cystic fibrosis fits pneumonia and positive sweat test, per CFF. A, B, D, E differ.
Question 5 of 5
A 5-year-old girl presents with abdominal pain and bloody diarrhea. Stool culture grows E. coli O157:H7. Most likely diagnosis is:
Correct Answer: C
Rationale: HUS follows E. coli O157:H7 with bloody diarrhea, per CDC. A, B, D, E differ.