The presence of convoluted folds and furrows formed from thickened skin of the scalp, resembling cerebriform pattern. The scalp has convoluted and elevated folds, 1 to 2 cm in thickness. The convolutions generally cannot be flattened by traction.
Synonyms:
exact_synonym:
Cutis verticis gyrata; Furrows in thickened skin on top of scalp; Scalp rugae; Thickened folds on top of scalp