ATI RN
Pediatric Endocrine Exam Questions Questions
Question 1 of 5
The MOST specific and important laboratory finding in X-linked adrenoleukodystrophy (ALD) is elevated level of
Correct Answer: D
Rationale: Elevated very long chain fatty acids (VLCFAs) are the specific diagnostic marker for X-linked ALD, reflecting peroxisomal dysfunction, unlike hormones (A, B, C, E).
Question 2 of 5
The normally functioning organ in Hutchinson-Gilford progeria syndrome (progeria) is
Correct Answer: A
Rationale: Progeria spares the eyes (A), while skin (C), heart (E), and other systems age prematurely. Ears (B) and liver (D) are less highlighted but not typically normal.
Question 3 of 5
Physical findings in Graves disease include all of the following EXCEPT
Correct Answer: B
Rationale: Graves disease (hyperthyroidism) causes heat intolerance, not cold intolerance, which is seen in hypothyroidism.
Question 4 of 5
Treatment for the infant described in the previous question should include which of the following (choose as many as are appropriate)?
Correct Answer: B
Rationale: Hydrocortisone replaces cortisol in adrenal insufficiency (Addison’s). DOCA helps aldosterone deficiency (A also correct), but B is primary. Multiple correct: A, B; listed B as representative.
Question 5 of 5
Potential causes of central diabetes insipidus include all of the following EXCEPT
Correct Answer: D
Rationale: Graves disease (thyroid-related) does not cause central diabetes insipidus; others affect the pituitary or hypothalamus.