Cutis verticis gyrata What is cutis verticis gyrata? Cutis
verticis gyrata (CVG) describes a scalp condition with
convoluted folds and deep furrows that resemble the surface of
the brain. CVG is a progressive condition. It is mainly
troublesome due to the cosmetic appearance. Rarely, it can be
complicated by malignant melanoma developing within a
melanocytic nevus. CVG occurs more commonly in males. The
primary form of CVG has a reported male-to-female ratio of 5:1.
The incidence of CVG may be reported as lower in women because
longer hair may camouflage the condition. Most primary cases
develop after puberty and typically occur before age 30. Some
secondary forms of CVG, like cerebriform intradermal nevus, can
be present at birth. What does it look like? CVG typically
affects the central and back of the scalp, but some forms can
involve the entire scalp. The folds are typically soft and
spongy. The folds are unable to be corrected with pressure. The
skin color is not affected. The number of folds can vary fr