This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anti-Neoplastic Agents, Subject name: Pharmacology
Topical mitomycin C is used in the treatment of: 
Select and explain. 
A. Basal skull cancer, B. Trachea] stenosis, C. Skull base osteomyelitis, D. Angiofibroma
B: Trachea] stenosis
Answer: B: Trachea] stenosis 
Explanation: Ans. b. Tracheal stenosis "Topical Mitomycin C is the drug of choice used to aid the treatment of laryngeal stenosis. Topical Mitomycin C can inhibit fibroblast activity and restenosis."