Multiple choice

Which of the following disorders is incorrectly described?

  1. Trichothiodystrophy - autosomal recessive inherited disorder that causes brittle hair

  2. Classical homocystinuria - inherited disorder of the metabolism of the methionine

  3. Familial melanoma syndrome - unusual nevi and multiple inherited melanomas

  4. Chédiak-Higashi syndrome - benign skin tumor derived from the hair matrix

  5. WHIM syndrome - congenital immunodeficiency disorder that causes chronic non-cyclic neutropenia
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

This option is correct. Chédiak-Higashi syndrome is an autosomal recessive disorder that arises due to mutation of a lysosomal trafficking regulator protein that causes decrease in phagocytosis.

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