ATI LPN
ATI Pediatrics Practice Questions Questions
Question 1 of 5
A child is diagnosed with hypoalbuminemia. Her total serum calcium level is normal. Most likely associated finding that may be missed is:
Correct Answer: D
Rationale: Hypoalbuminemia lowers bound calcium; a normal total calcium suggests hypercalcemia in ionized form, often missed (UpToDate). A-C, E don’t fit.
Question 2 of 5
A child with a history of cystic fibrosis suddenly develops right-sided chest pain and shortness of breath. Physical examination reveals decreased breath sounds on the right side and mediastinal shift to the left side. Most likely diagnosis is:
Correct Answer: D
Rationale: Pneumothorax matches unilateral findings and mediastinal shift in cystic fibrosis, per CFF. A-C, E don’t fit.
Question 3 of 5
Most common endocrine abnormality in patients with cystic fibrosis is:
Correct Answer: B
Rationale: Cystic fibrosis-related diabetes is the most common endocrine issue, from pancreatic damage, per CFF. A, C-E are less frequent.
Question 4 of 5
A newborn appears with abdominal distension and bilious vomiting. Abdominal x-ray reveals a double bubble sign. Most likely diagnosis is:
Correct Answer: B
Rationale: Duodenal atresia shows a double bubble sign with bilious vomiting, per AAP. A, C-E have different presentations.
Question 5 of 5
A 4-year-old boy presents with fever, limp, and hip pain. Hip x-ray is normal, but ESR is elevated. Most likely diagnosis is:
Correct Answer: B
Rationale: Transient synovitis is common in preschoolers with limp and fever, often post-viral, with normal x-ray, per AAP. A, C-E have different presentations or imaging.