NCLEX Review Question for Hypothyroidism with Answer and Rationale

The following are clinical manifestations of nontoxic goiter (hypothyroidism), EXCEPT:

A.       dry skin

B.       lethargy

C.       insomnia

D.       sensitivity to cold

The correct answer is C. 

Rationale: Hypothyroidism causes a decrease in thyroid hormones, which in turn causes decreased metabolism. Options A, B and D are all consistent with decreased metabolism. Option C is a symptom of increased metabolism found in hyperthyroidism.