ATI LPN
ATI PN Pediatrics Proctored Exam 2020 Questions
Question 1 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 2 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 3 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.
Question 4 of 5
A 6-year-old boy presents with abdominal pain and bloody diarrhea. Stool shows leukocytes. Most likely diagnosis is:
Correct Answer: B
Rationale: IBD features bloody diarrhea and leukocytes, per AGA. A, C-E differ.
Question 5 of 5
A 4-year-old girl presents with abdominal pain and vomiting. Ultrasound shows a target sign. Most likely diagnosis is:
Correct Answer: B
Rationale: Intussusception shows a target sign, per AAP. A, C-E differ.