UKMLA PLAB AMC USMLE Prometric MCQ

Question Number 0269

Question:
A patient has fine nail pitting, small yellow-brown areas of discoloration in the nailbed involving the nails on both hands. These findings are commonly associated with

a) thallium toxicity
b) contact dermatitis
c) zinc deficiency
d) hypoalbuminemia
e) psoriasis