ATI LPN
ATI PN Pediatrics Proctored Exam 2020 Questions
Question 1 of 5
A 3-year-old boy presents with fever and a swollen elbow. Aspiration shows pus. Most likely diagnosis is:
Correct Answer: B
Rationale: Septic arthritis features fever and pus, per AAP. A, C-E lack pus.
Question 2 of 5
A 10-year-old boy appears with fatigue, weight gain, and constipation. Labs reveal elevated TSH and low free T4. Most likely diagnosis is:
Correct Answer: A
Rationale: Hypothyroidism fits fatigue, weight gain, constipation, and thyroid labs, per AAP (doc p150, Q582).
Question 3 of 5
A 5-year-old boy with type 1 diabetes appears with lethargy and vomiting. Labs reveal blood glucose of 600 mg/dL and pH of 7.1. Most likely diagnosis is:
Correct Answer: B
Rationale: Diabetic ketoacidosis fits lethargy, hyperglycemia, and acidosis, per AAP (doc p151, Q598).
Question 4 of 5
A 2-month-old infant presents with projectile vomiting. Labs show hypochloremic alkalosis. Most likely diagnosis is:
Correct Answer: B
Rationale: Pyloric stenosis causes vomiting and hypochloremic alkalosis, per AAP. A, C-E differ.
Question 5 of 5
A 2-year-old boy presents with fever and a vesicular rash in the mouth and on the hands and feet. Most likely diagnosis is:
Correct Answer: B
Rationale: Hand-foot-mouth disease features vesicles in the mouth, hands, and feet, per CDC. A, C-E differ in distribution.