<prompt> Topical mitomycin-C is used in: REPEATSturge-Weber syndromeLaryngotracheal stenosisEndoscopic angiofibromaSkull base osteomyelitis  <response>: Mitomycin-C is an antineoplastic antibiotic that acts as an alkylating agent by inhibiting DNA and protein synthesis. It can inhibit cell division, protein synthesis, and fibroblast proliferation. Topical application of mitomycin-C 0.4 mgmL was used as an adjuvant treatment in the endoscopic laser management of laryngeal and tracheal stenosis. REFERENCE: 