This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Vulvar cancer, Subject name: Gynaecology & Obstetrics
All of these are predisposing lesions for Ca vulva, EXCEPT? 
Select and explain. 
A. Pagets disease, B. Lichen sclerosis, C. VIN, D. Familial cancer syndromes
D: Familial cancer syndromes
Answer: D: Familial cancer syndromes 
Explanation: Predisposing lesions for ca vulva are: lichen sclerosus VIN Pagets disease of vulva Bowens disease