ENT Following operations are done in case of otosclerosisa) Stapedectomyb) Fenestration c) Stapedotomyd) Sacculotomye) Mastoidectomy A ab B bc C abc D bcd 💡 Explanation Following operations are done in case of otosclerosisa) Stapedectomyb) Fenestration c) Stapedotomyd) Sacculotomye) Mastoidectomy ✓ Correct Answer: C. abc