Four cases of subepidermal calcified nodule on a child's sole.

The article presents case studies of four children with subepidermal calcified nodules found in their sole. It states that the children were brought to the hospital due to solid, yellowish-white nodules similar to rice grains. Based on hispathological findings through von Kossa straining, the nodules found under the epidermis were revealed as calcium characterized by homogenous basophilic substances.