This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
Hirsuitism is caused by all of the following, except: 
Select and explain. 
A. Acromegaly, B. Hypehyroidism, C. Cushing's syndrome, D. Hyperprolactinemia
B: Hypehyroidism
Answer: B: Hypehyroidism 
Explanation: Hirsutism, is defined as androgen-dependent excessive male-pattern hair growth, it affects approximately 10% of women. Endocrine causes of hirsuitism includes congenital adrenal hyperplasia, adrenal neoplasms, cushing's syndrome, hyperprolactinemia and acromegaly. Hypehyroidism is not associated with hirsuitism. Ref: Harrison's Internal Medicine, 18th Edition, Chapter 49