From Health Facts
Latest Edit: Iva 2012-08-03 (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.
Check out other skin lesions.
- Habif Thomas P., et al. (2005) Skin Disease, Diagnosis and Treatment Mosby