Attic Retraction Pocket Cholesteatoma

Stratified squamous epithelium may also be present in the middle ear as other clinical or pathological entities such as metaplastic islands of the mucosa.

Attic retraction pocket cholesteatoma.

In cholesteatoma first international conference. A retraction pocket seen in the attic or posterosuperior quadrant of a tympanic membrane is the hallmark of an acquired cholesteatoma. Eustachian tube theory. Retraction pockets and attic cholesteatoma.

This is the most common and widely considered as the main reason for cholesteatoma. Often there is an accumulation of squamous debris within the pocket figure 6a b. This is differentiated from an infected retraction pocket of the pars tensa or a retraction pocket cholesteatoma. Auris nasus larynx vol.

Incidence of attic retraction after staged intact canal wall tympanoplasty for middle ear cholesteatoma. The significance of the retraction pocket in the treatment of cholesteatoma. Invagination of the tympanic membrane of the attic to form retraction pockets to be filled with desquamated epithelium and keratin to form cholesteatoma. 1 attic retraction pocket cholesteatoma is clearly visualized white arrow.

However this ear was also the patient s only hearing ear and there was not a history of pain or drainage. Granulation tissue may arise from the mucosa adjacent to the cholesteatoma figure 6c. There has been significant bone erosion of the ear canal wall above the eardrum. The picture on the right shows a large cholesteatoma with a very large and open attic retraction pocket and a central perforation of the eardrum.