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
Lisch Nodules are seen 
Select and explain. 
A. Neurofibromatosis I, B. Sturge weber's syndrome, C. Tuberous sclerosis, D. Von hippel lindau syndrome
A: Neurofibromatosis I
Answer: A: Neurofibromatosis I 
Explanation: Harrison's principles of internal medicine 17 th edition. *Multiple neurofibromas usually in combination with 6 or more CALM measuring>1.5 cm, axillary freckling and multiple Lisch nodules are seen in NF type 1.