An 80 year old complains of a severe scaly dermatitis.-UKMLA PLAB AMC USMLE Prometric MCQ

An 80 year old complains of a severe scaly dermatitis.

on Sunday, March 25, 2012

Question Number 0004

An 80 year old complains of a severe scaly dermatitis. On examination she is seen to have bloodshot eyes and angular stomatitis. She is found to have a normochromic, normocytic anemia. These manifestations are most likely secondary to deficiency of

a) Vitamin B1
b) Vitamin B2
c) Vitamin B12
d) Nicotonic Acid
e) Folate (folic acid)

Correct Answer: B

Explanation:
Deficiency of B2 is usually found in conjunction with deficiencies of other B vitamins. Isolated deficiency of riboflavin classically produces inflammation of the nasopharyngeal mucosa, cheilosis, angular stomatitis, glossitis, seborrheic dermatitis, and a normochromic, normocytic anemia.

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