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Cholesteatoma otoscopically
Cholesteatoma otoscopically

Cholesteatoma (cholesteatoma) is a false tumor of fat cells, cholesterol, fatty acids and keratinized epithelia. It has enzymes on the surface → it destroys the surroundings. It is most often found in the middle ear or in the area of ​​the mastoid process .

It grows locally destructively. It oppresses the surrounding structures and causes their atrophy to necrosis (destroys the auditory ossicles and the surrounding bone).

Etiology[edit | edit source]

The formation of cholesteatoma is interpreted as:

  • Migration of the epidermis into the middle ear after perforation of the eardrum,
  • a diverticulum of the epidermal layer of the tympanic membrane,
  • true epidermoid from fragments of ectoderm during development of the ear canal.

It can be congenital or acquired (more common).

Clinical picture[edit | edit source]

  • Inflammation (there is also a non-inflammatory form of genuine cholesteatoma) – chronic ear infections;
  • There may be a perforation of the eardrum,
  • ear discharge,
  • pain;
  • ± symptoms of spread to the inner ear, meninges, venous drainage;
  • conductive hearing loss, deafness, balance disorders, dizziness.

Treatment[edit | edit source]

  • Surgical – removal of cholesteatoma.

Complications[edit | edit source]

Prognosis[edit | edit source]

Recurrences are possible after surgical removal.

Links[edit | edit source]

Related Articles[edit | edit source]

Source[edit | edit source]