This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Physiology
Vitiligo is associated with each of the following disorders except 
Select and explain. 
A. Nelson's syndrome, B. Alopecia areata, C. Graves' disease, D. Addison's disease
B: Alopecia areata
Answer: B: Alopecia areata 
Explanation: Nelson's syndrome is a potentially life-threatening condition that does not infrequently develop following total bilateral adrenalectomy (TBA) for the treatment of Cushing's disease Ref ganong's review of medical physiology 25e p987