Tympanic Membrane Perforation

Question 1

Where does the TM usually perforate near

Answer 1

Pars tensa

Question 2

What is TM perforation usually cause by

Answer 2

Impact or penetration injury / trauma
1. Noise trauma
2. AOM
3. Chronic OM
4. Infection

Question 3

What are the signs of tympanic membrane perforation

Answer 3

Severe otalgia and sudden relief after perforation
1. +/- bloody discharge
2. Tinnitus, vertigo
3. Hearing abnl

Question 4

What is the treatment of TM perforation

Answer 4

Usually resolves spontaneously 1-2 months
*consider ENT referral if no or poor progress
*earplug use while healing