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Oral hobnail hemangioma: case report
S E Vieira Cury1, R Chain Hartung Habibe, F Siroteau Corrêa Pontes
1Department of Oral Pathology, Dental School, UniFOA - University of Volta Redonda, Rio de Janeiro, Brazil. sergiocury@usp.br
Minerva Stomatologica
|December 23, 2009
Summary
Hobnail hemangioma (HH) is a rare vascular neoplasm. This case details an uncommon oral manifestation of HH in a 38-year-old woman, highlighting diagnostic considerations.
Area of Science:
- Oral pathology
- Dermatopathology
- Vascular neoplasia
Background:
- Hobnail hemangioma (HH) is a rare, benign vascular neoplasm typically found in the superficial and mid-dermis.
- Oral manifestations of HH are exceptionally rare, with limited documented cases in medical literature.
Observation:
- A case study of a 38-year-old woman presenting with a small nodule on the hard palatal mucosa.
- Clinical presentation involved a distinct nodule on the oral hard palate.
Findings:
- Histopathological examination revealed a biphasic growth pattern characteristic of HH.
- Irregularly dilated vascular structures lined by epithelioid endothelial cells with a hobnail appearance were observed in the superficial mucosa.
- Neoplastic vessels were identified in the deeper portions of the lesion.
Implications:
- This case expands the understanding of rare oral presentations of hobnail hemangioma.
- Accurate differential diagnosis in the oral cavity is crucial, considering potential confusion with hemangioma, melanoma, and Kaposi's sarcoma.
- Highlights the importance of histological evaluation for definitive diagnosis of oral vascular lesions.
