Otology — Flashcards

Flashcard 51: Normally, epithelium from surface of tympanic membrane migrates onto the _____ meatal wall.

Answer: posterior

Flashcard 52: The definitive treatment for otosclerosis is _____.

Answer: Stapedotomy (preferred) or Stapedectomy

Flashcard 53: What is the definitive treatment of a permanent TM perforation?

Answer: Myringoplasty (or Tympanoplasty)

Flashcard 54: Type _____ tympanoplasty is also called as columella or myringostepediopexy

Answer: III

Flashcard 55: The most common ossicle to get eroded in TT type of CSOM is _____

Answer: incus.

Flashcard 56: Postaural (or _____) incision starts at the highest attachment of the pinna, follows the curve of retroauricular groove, lying 1 cm behind it, and ends at the mastoid tip.

Answer: Wildes

Flashcard 57: Otoacoustic emissions are absent in _____ lesions

Answer: cochlear

Extra: Otoacoustic emissions (OAEs) are generated by the Outer Hair Cells (OHCs). - **Cochlear pathology:** OAEs are absent. - **Retrocochlear pathology:** OAEs are present (e.g., Vestibular Schwannoma, Auditory Neuropathy Spectrum Disorder).

Flashcard 58: The critical level of atmospheric pressure after which barotraumatic otitis media occurs is _____mm Hg

Answer: 90

Flashcard 59: Name the punch forceps used in ENT (e.g., mastoid surgery) for removing bone from the attic or posterior meatal wall.

Answer: Citelli's punch forceps

Flashcard 60: Parietal blow often leads to _____ fractures of the temporal bone

Answer: longitudinal