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inverted follicular keratosis
Friday 6 July 2012
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Inverted follicular keratosis
Synopsis
Patterns :
- verrucous pattern : wart-like variant
- crateriform pattern , crateriform pattern : keratoacanthoma-like pattern
- solid nodular pattern / compact pattern
well circumscribed endophytic growth of squamous cells with lobular extension into the dermis
exophytic lesions with a keratoacanthoma-like appearance
variable number of squamous eddies
may be increased secondary to irritation
possible peripheral basaloid cells with occasional mitotic activfty
Digital cases
JRC:10550 : Inverted follicular keratosis.
JRC:10551 : Inverted follicular keratosis.
JRC:10552 : Inverted follicular keratosis.
Differential diagnosis
seborrheic keratosis
squamous cell carcinoma
tricholemmoma
See also
