A 40-year-old female was having an offensive purulent ear discharge from the right ear for the last 5 years. Recently, she started to suffer from dizziness on a sudden change of head position only. This was described as a momentary feeling of rotation following head movement. Otologic examination revealed a right posterosuperior marginal perforation with a scanty offensive discharge.
Rinne test positive and Weber centralized. What would be the probable diagnosis for this condition? What further examination and treatment steps would you suggest? *This case is from the Docplexus Editorial Team and is for educative purpose only.