This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.N.S, Subject name: Medicine
[{'content': 'All of the following hereditary conditions predispose to CNS tumors, except \nSelect and explain. \nA. Neurofibromatosis 1 & 2, B. Tuberous sclerosis, C. Von-Hippel-Lindau syndrome, D. Xeroderma pigmentosum', 'role': 'user'}, {'content': "Answer: D \nExplanation: Xeroderma pigmentosum (XP) is a genetic disorder in which there is a decreased ability to repair DNA damage such as that caused by ultraviolet (UV) light. Symptoms may include a severe sunburn after only a few minutes in the sun, freckling in sun exposed areas, dry skin and changes in skin pigmentation.it doesn't cause CNS tumors Ref Harrison20th edition pg 2675", 'role': 'assistant'}]