Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Epidermal Cyst and Epidermoid Cyst?

…an involuting follicle well advanced in catagen (exhibiting a basal layer, a pale spinous layer in which “spines” are seen with great difficulty, no granular zone, and compact orthokeratosis), and which is referred to by us as “foll…