Pathology · single question
Ectodermal dysplasia affects ectoderm-derived structures. Which of the following structures is the EXCEPTION — i.e., NOT typically affected?
Show answer and explanation
Correct answer: A. The adrenal glands (not classically part of the ectodermal dysplasia phenotype)
Ectodermal dysplasia affects structures derived from ectoderm: skin, hair, nails, sweat glands, and teeth (often causing hypodontia and conical/peg-shaped teeth). The adrenal glands are not classically considered part of this syndrome's affected structures.