Oral pyogenic granuloma: a retrospective analysis of 293 cases in a Brazilian population.

Purpose: The purpose of this study was to retrospectively analyze the clinical, demographic, and pathologic properties of oral pyogenic granuloma occurring in a Brazilian population.

Patients And Methods: We retrieved an archival number of 293 cases that were diagnosed as having oral pyogenic granuloma at the Service of Pathological Anatomy, Discipline of Oral Pathology, Department of Dentistry, Federal University of Rio Grande do Norte, Natal, Brazil, during a 38-year period, from 1970 to 2008. The records were reviewed, and information on gender, age, race, lesion site, predisposing factors, clinical features, and clinical diagnosis, treatment, and recurrence was collected.

Intraoral epithelioid hemangioendothelioma: a case report and review of the literature.

The epithelioid hemangioendothelioma (EH) is an uncommon angiocentric neoplasm of borderline or intermediate malignant potential, between the hemangioma and conventional angiosarcoma. It is characterized by the proliferation of endothelial cells with epithelioid or histiocitóide morphology with vacuolated cytoplasm and occasional eosinophilic spindle cells. Shows potential for local recurrence as well as the ability to metastasize.