Histologic Diagnosis of Inflammatory Skin Diseases

Applicable Terms

…thematosus, and in ones that are engaged only rarely, such as scurvy, phrynoderma, and “avitaminosis” secondary to severe alcoholism. Hyperkeratosis of the upper part of eccrine ducts occurs in diseases such as lichen sclerosus et atrophi…

Histologic Diagnosis of Inflammatory Skin Diseases

Keratosis pilaris/Lichen spinulosus

…lesions are found mostly on the elbows, thighs, and buttocks. Scurvy exhibits petechiae in peri-infundibular distribution; broken-off “corkscrew hairs” emerge from infundibula that are keratotic. Kyrle’s disease is reputed to be wid…