Giant Congenital Melanocytic Nevi (GCMN) is a nevus which present at birth or arise within the first few weeks of life. Incidence GCMN estimated below 1:20.000 newborns. Lesion usually appears with black brownish plaque and may have abnormal borders, flat protruding surface hypertrichosis. associated malignant melanoma neurocutaneous melanocytosis. A male newborn baby reported to giant hairy pl...

Neurocutaneous melanosis (NM) coexisting with the Dandy-Walker complex (DWC) is a rare condition, with fewer than 15 cases reported in the literature. The authors present a case of an infant with NM and DWC suffering from progressive brainstem compression following ventriculoperitoneal (VP) shunt placement for hydrocephalus. This 1-year-old boy with congenital melanocytic nevi had met normal de...

BACKGROUND Meningeal melanomatosis is an extra-axial well-encapsulated malignant tumour with diffuse meningeal growth and dark coloration (due to high melanin contents), while meningeal melanocytoma is the focalized benign variant. Melanocytic lesions may be secondary to melanoma or be histologically benign, however, their diffuse nature makes them impossible to cure. Melanocytosis is a diffuse...