Cholesteatoma Attic Ct

Ct through the temporal bone demonstrates a soft tissue mass in prussak s space which has eroded the scutum and erodes the ossicles and displaces them medially.

Cholesteatoma attic ct.

This will need to be removed. A cholesteatoma is an abnormal noncancerous skin growth that can develop in the middle section of your ear behind the eardrum. It often develops as a cyst that sheds layers of old skin and may. Cholesteatoma is not a neoplasm and can be thought of most simply as skin in the wrong place.

The mass extends superiorly into the attic and appears to have eroded through the tegmentum as well as through the fallopian canal of the facial nerve and perhaps the lateral semicircular canal. Treating a cholesteatoma surgery. The attic is just above the eardrum. If the cholesteatoma has been dry the cholesteatoma may present the appearance of wax over the attic.

Diagnosis is clinical based on histor. Ct is required for preoperative planning reconstruction of ossicles if needed and to exclude perforation of the bony tegmen. Ct is the modality of choice for diagnostic assessment of cholesteatomas due to its ability to demonstrate the bony anatomy of the temporal bone in exquisite detail. Ct scan computerized tomography.

Often presents with a malodorous ear discharge with associated hearing loss. After the cholesteatoma has been taken out your ear may be packed with a dressing. Although benign it may enlarge and invade adjacent bone. Cholesteatoma is an accumulation of squamous epithelium and keratin debris that usually involves the middle ear and mastoid.

This may include a ct scan to see whether the cholesteatoma has spread and which parts of your ear are affected. Although a cholesteatoma is histologically identical to an epidermoid or epidermal. To remove a cholesteatoma you usually need to have surgery under general anaesthetic. The pars flaccida cholesteatoma originates in prussak space and usually extends posteriorly while the pars tensa cholesteatoma originates in the posterior mesotympanum and tends to extend posteromedially.

Cholesteatomas appear as regions of soft tissue attenuation exerting mass effect and resulting in bony erosion. This is a series of x ray images that show your doctor a detailed picture of the bones blood vessels and soft tissue inside your ear. If untreated a cholesteatoma can eat into the three small bones located in the middle ear the malleus incus and stapes collectively called ossicles which can result in nerve deterioration.