Polypoid lesion covered by partially ulcerated squamous epithelium. Core is fibrotic showing marked vascular endothelial proliferation with dense infiltration by small lymphocytes and plasma cells. No evidence of specific granulomas. No evidence of atypia or malignancy.
Traumatic mass on the right mandibular gingiva, lower first molar area.
Soft tissue fragments collectively measured 1.3x1x0.7 cm, totally embedded.
Right mandibular gingival mass, excision biopsy: