ATI LPN
ATI PN Pediatrics Proctored Exam 2020 Questions
Question 1 of 5
A 2-month-old boy with a history of cystic fibrosis appears with vomiting and dehydration. Laboratory findings reveal sodium of 125 mEq/L and chloride of 80 mEq/L. Most likely diagnosis is:
Correct Answer: C
Rationale: Cystic fibrosis-related salt loss fits vomiting, dehydration, and hyponatremia, per CFF. A, B, D, E don’t match.
Question 2 of 5
A 6-year-old boy presents with fever and a strawberry tongue. Physical exam shows cervical lymphadenopathy and a rash. Most likely diagnosis is:
Correct Answer: B
Rationale: Kawasaki disease includes fever, strawberry tongue, lymphadenopathy, and rash, per AHA. A, C-E lack this combination.
Question 3 of 5
A 1-year-old boy presents with fever and irritability. Exam shows a bulging tympanic membrane. Most likely diagnosis is:
Correct Answer: B
Rationale: Acute otitis media features fever, irritability, and a bulging TM, per AAP. A, C-E differ in presentation.
Question 4 of 5
A 3-year-old girl presents with a rash on the cheeks and joint pain. Labs show positive ANA and anti-dsDNA. Most likely diagnosis is:
Correct Answer: B
Rationale: SLE fits rash, joint pain, and positive ANA/anti-dsDNA, per ACR. A, C-E lack serology.
Question 5 of 5
A 4-month-old infant presents with poor feeding and a heart murmur. Echocardiogram shows a patent ductus arteriosus. The next step is:
Correct Answer: B
Rationale: Indomethacin closes a symptomatic PDA in infants, per AHA. A, C-E are for persistent or severe cases.