Researchers conducted a prospective study evaluating 181 patients with clinically non-pigmented facial nodules at the Department of Dermatology, Rzeszów, between March and October 2025. Overall, 62 ...

Nevus of Ota is a type of dermal melanocytosis (excessive melanocytes in the tissues) that causes the hyperpigmentation of an eye and the surrounding area. It often takes the form of bluish or ...

Histologically (Figure 2), elongated dendritic melanocytes are scattered widely in the papillary to mid reticular dermis. These melanocytes stain weakly with 3,4-dihydroxyphenylalanine, which ...

Blue nevi are a category of melanocytic tumors, which arise from the proliferation of dermal dendritic melanocytes to form an acquired pigmented mole. They are also called pigmented nevi, ...