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inflammation of a fascia.
necrotizing fasciitis a fulminating group A streptococcal infection beginning with severe or extensive cellulitis that spreads to involve the superficial and deep fascia, producing thrombosis of the subcutaneous vessels and gangrene of the underlying tissues. A cutaneous lesion usually serves as a portal of entry for the infection, but sometimes no such lesion is found.
nodular fasciitis (proliferative fasciitis) a benign, reactive proliferation of fibroblasts in the subcutaneous tissues and commonly associated with the deep fascia.
pseudosarcomatous fasciitis a benign soft tissue tumor occurring subcutaneously and sometimes arising from deep muscle and fascia.
a rapidly growing tumorlike proliferation of fibroblasts, not thought to be neoplastic, with mild inflammatory exudation occurring in fascia; the fibrosis may infiltrate surrounding tissue but does not progress indefinitely or metastasize.
Synonym(s): pseudosarcomatous fasciitis
nodular fasciitisA benign, rapidly growing reactive proliferation of fibroblasts in the deep dermis/subcutis on the arms, trunk, or neck of young adults (mean age 34), usually measuring < 3 cm.
Dermatofibroma, DFSP, other fasciitides (fibroma of tendon sheath, intravascular, parosteal), fibromatosis, fibrosarcoma, fibrous histiocytoma, inflammatory myofibroblastic tumour, leiomyosarcoma, myxoid tumours, spindle-cell sarcoma.