Search Results for: melanocytes

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Histologic Diagnosis of Inflammatory Skin Diseases

Post-inflammatory pigmentary alteration

…ned from keratocytes especially, but it also is released from melanocytes and is ingested by macrophages that come to reside in the papillary dermis. When the epidermis of such a lesion houses an increased amount of melanin, the result is postinflamm…

Dermatology Practical & Conceptual

Balloon cell melanoma in primary care practice: a case report

…sitioned atypical aggregates of grossly distended epithelioid melanocytes, exhibiting a pseudo-xanthomatous balloon cell change in their cytoplasm, and pleomorphic vesicular nuclei with nucleoli. These cells did not mature with descent, exhibited 4 m…

Dermatology Practical & Conceptual

Melanoma and satellite blue papule

…idermal junction, and absence of atypical cells and dendritic melanocytes in the superficial dermis. Some changes attributed to chronic sun exposure were seen, including elongated cords, flattened junction and moderately refractive lace-like material…

Dermatology Practical & Conceptual

Large cell acanthoma: a debate throughout the decades

…anthoma showed statistically significant increased numbers of melanocytes compared with both normal skin and actinic keratosis. The number of melanocytes did not differ significantly between LCA and solar lentigo. In the era of dermoscopy, dermoscopi…

Differential Diagnosis in Dermatopathology


…infundibula and eccrine ducts (in a manner like the abnormal melanocytes of melanoma). The neoplastic process usually is confined to those epithelia for the lifetime of a patient. In some instances, however, neoplastic cells of extramammary Paget&#8…

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