nevus of ota is a condition wherein the typical pattern of the bluish black pigmentation is noticed along with the cutaneous distribution of the trigeminal nerve. this condition is most prevalent in japanese population but comparatively rare among indians. we report a case of 23-year-old female presented with unilateral pigmented areas over the skin of forehead, malar area, ear and periorbital ...

INTRODUCTION Perivascular epithelioid cell tumor (PEComa) is a mesenchymal neoplasm composed of perivascular epithelioid cells with clear to eosinophilic cytoplasm. Pigmented PEComa arising from kidney is extraordinarily rare and sometimes can exhibit aggressive biological behavior. CASE REPORT We present here a rare case of pigmented renal PEComa in a 46-year-old female. The patient had comp...

The calcifying epithelial odontogenic tumor (CEOT), also known as the Pindborg tumor, is a benign locally invasive neoplasm. Common variants of CEOT include noncalcifying, Langerhans cell, bone and cementum forming and clear cell, which have a prognostic significance. Pigmented variants are known to occur in other odontogenic tumors. However, a definitive pigmented variant of CEOT has not been ...

Vitiligo is a disorder causing skin depigmentation, in which several factors have been proposed for its pathogenesis: Environmental, genetic and biological aspects of melanocytes, even those of the surrounding keratinocytes. However, the lack of understanding of the mechanisms has complicated the task of predicting the development and progression. The present study used microarray analysis to c...

primary oral melanoma is a rare neoplasm of melanocytic origin, accounting for 0.5% of all oral malignancies. the “chameleonic” presentation of a mainly asymptomatic condition, rarity of this lesion, poor prognosis, and the necessity of a highly specialized treatment are factors that should be seriously considered by the involved health provider. here is a case report presenting a malignant mel...

The incidence of malignant melanoma is increasing every year. Revealing melanoma in situ on time is increasing good prognosis of these patients. To evaluate the role of digital epiluminescence microscopy (DELM) in the differential diagnosis of cutaneous pigmented lesions and to improve the early diagnosis of melanoma in situ, 8384 pigmented lesions from 3927 consecutive patients were evaluated ...

UNLABELLED Oral malignant melanoma is a rare aggressive neoplasm of the middle age. This malignancy commonly affects male subjects and is more frequently seen at the level of the hard palate and gingiva. At present, the clinicopathological classification of oral melanoma is not yet clearly outlined; consequently, the skin form is often taken as a reference. In many cases (up to 30%), the diagno...