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: Dental
Vitiligo is associated with the following except 
Select and explain. 
A. Addison's disease, B. Crohns disease, C. MEN syndrome, D. Pernicious anemia
B: Crohns disease
Answer: B: Crohns disease 
Explanation: VITILIGO 

Acquired autoimmune disorder characterised by hypomelanosis of skin and hair together with the development of white macules with an absence of melanocytes on microscopy.

 Associations:-

Autoimmune diseases including hyperthyroidism, adrenocortical insufficiency, alopecia areata,MEN syndrome and pernicious anaemia