Basal Cell Carcinoma-A common form of skin cancer,slow growing in nature and commonly arise in areas chonically exposed to UV light eg,head and neck.Rarely metastasis but,if untreated can produce local tissue destruction even cartilage and bony invasion.
Clinical Appereance-BCCs vary in their appearence.It may present with pearly transuluscent edge,a cystic nodule,rodent ulcer,or a red plaque with prominent vessels and even as atropicindurated plaque.
Histological features-Compose of nests and islands of basaloid cells,contain scattered melanin producing cells and resulting pigmented BCC which can be confused with melanocytic lesion eg,a naevus or melanoma.
Histological subtypes of BCC:-(1)Infiltrative (2)Micronodular (3)multifocal
(4)metatypical (5)basosquamous)and(6)sclerosing.
All 6 types may behave differently
Later 3 are more aggressive in nature.
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