keratoma

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keratoma

 [ker″ah-to´mah] (pl. keratomas, keratoma´ta) (Gr.)
a callus or callosity.
keratoma heredita´rium mu´tilans an autosomal dominant, progressive, dystrophic form of palmoplantar keratoderma beginning in childhood, sometimes associated with scarring alopecia and deafness.

ker·a·to·ma

(ker'ă-tō'mă),
1. Synonym(s): callosity
2. A horny tumor.
[kerato- + G. -oma, tumor]

cholesteatoma

Dermatology
A benign plug of keratinised squamous epithelium and cholesterol found in the middle ear after acute otitis media.
 
Clinical
Hearing loss, ear fullness, and pain.
 
Neuropathology
Epidermoidoma, see there.

ker·a·to·ma

(ker'ă-tō'mă)
1. Synonym(s): callosity.
2. A horny tumor.
[kerato- + G. -oma, tumor]