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A Mongolian spot, also known as slate grey nevus or congenital dermal melanocytosis, is a benign, flat, congenital birthmark with wavy borders and an irregular shape. In 1883, it was described and named after Mongolians by Erwin Bälz, a German anthropologist based in Japan, who erroneously believed it to be most prevalent among his Mongolian patients.
A Mongolian blue spot (dermal melanocytosis) is a benign flat congenital birthmark with wavy borders and irregular shape, most common among East Asians and Turkic people (excluding Turks of Asia Minor), and named after Mongolians. It is also extremely prevalent among East Africans and Native Americans.
In this case, the central portion is a complex papule, and the periphery is macular, irregular, indistinct and slightly pink. Characteristic rete ridge bridging, shouldering, and lamellar fibrosis. H&E stain. Blue nevus: It is blue in color as its melanocytes are very deep in the skin. Characteristic pigmented melanocytes between bundles of ...
Brandi Glanville is turning to plastic surgeon Dr. Terry Dubrow to find answers about her facial disfigurement.. On Jan. 30, the Real Housewives of Beverly Hills alumna posted on X, saying the ...
Steatopygia is found in both male and female people of afrodescent. Steatopygia is a phenotype that African subracial groups kept from ancient humans when they started walking on two feet. Steotopygia forms a default triangle shape body build regardless of the body weight meaning even being severely underweight keep a triangle shape body for ...
A port-wine stain (nevus flammeus) is a discoloration of the human skin caused by a vascular anomaly (a capillary malformation in the skin). [1] They are so named for their coloration, which is similar in color to port wine, a fortified red wine from Portugal. A port-wine stain is a capillary malformation, seen at birth. [2]
The tumour stage typically shows large irregular lumps. Tumours can develop from plaques or normal skin in any region of the body, including the face and head regions. [5] The symptoms displayed are progressive, with early stages consisting of lesions presented as scaly patches.
Immunohistochemistry can be performed on tissue that has been fixed and embedded in paraffin, but also cryopreservated (frozen) tissue.Based on the way the tissue is preserved, there are different steps to prepare the tissue for immunohistochemistry, but the general method includes proper fixation, antigen retrieval incubation with primary antibody, then incubation with secondary antibody.