LAUSR

A male patient, 44 years old, with melanoderma, complained about vesicles in the mouth for 4 months. He had a clinical history of squamous cell carcinoma in the floor of the mouth, 9 years ago, which was treated with radiochemotherapy. The intra-oral physical examination revealed vesicular lesions distributed bilaterally in the jugal mucosa along a fibrous area in palpation, nonbleeding, painless, with signs of superficial necrosis. From the clinical characteristics, a diagnostic hypothesis disease of carcinomatous lymphangitis was made based on the possibility of tumor recurrence. Incisional biopsy was performed and the histologic stages stained in hematoxylin and eosin , epithelial hyperplasia with acanthosis and vascular ectasias in the papillary dermis, in addition to foci of thrombosis, leading to the diagnosis of angiokeratoma. The patient was referred for research of genetically favored diseases to the definitive diagnosis and is undergoing follow-up in the stomatology service.