From Health Facts
Jump to: navigation, search
Latest Edit: Iva Lloyd, ND 2011-12-23 (EDT)

A comedone is a sebaceous or keratinous plug in the opening of a hair follicle. A dilated comedone is often referred to as a blackhead, while a narrowed or closed comedone is referred to as a whitehead. [1]


  1. Habif Thomas P., et al. 2005 Skin Disease, Diagnosis and Treatment Mosby