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: Gynaecology & Obstetrics
[{'content': 'Genital (vulval) was are asymptomatic white papillary growths, small at first, tend to coalesce. Which is most commonly implicated in genital was? \nSelect and explain. \nA. HPV 16, B. HPV 18, C. HPV 31, D. HPV 6', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Condylomata acuminata (genital was) are caused by the human papilloma virus (HPV), mainly types 6 and 11. Other types of HPV, paicularly 16, 18, 45, 31, and 52, are responsible for intraepithelial and invasive neoplasia in the vagina, cervix, vulva, oropharynx, perineum, and perianal areas. Ref: Bornstein J. (2013). Chapter 39. Benign Disorders of the Vulva & Vagina. In A.H. DeCherney, L. Nathan, N. Laufer, A.S. Roman (Eds), CURRENT Diagnosis & Treatment: Obstetrics & Gynecology, 11e. ax', 'role': 'assistant'}]