Subepidermal calcified nodule (also known as a "Solitary congenital nodular calcification," and "Winer's nodular calcinosis") is a cutaneous condition characterized by calcification of the skin resulting from the deposition of calcium and phosphorus, occurring most frequently as one or a few skin lesions on the scalp

Scalp

The scalp is the anatomical area bordered by the face anteriorly and the neck to the sides and posteriorly.-Layers:It is usually described as having five layers, which can conveniently be remembered as a mnemonic:...

or face of children.