comedo
[kom´ĕ-do] (pl. comedo´nes) (L.) a plug of keratin and sebum within the dilated orifice of a hair follicle frequently containing the bacteria
Corynebacterium acnes, Staphylococcus albus, and
Pityrosporum ovale; see also
acne vulgaris.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
com·e·do
, pl. com·e·dos
, com·e·do·nes
(kom'ē-dō, kō-mē'dō; kom'ē-dōz; kom-ē-dō'nēz), The correct singular form is comedo, not comedone.A dilated hair follicle infundibulum filled with keratin squamae, bacteria, particularly Propionibacterium acnes, and sebum; the primary lesion of acne vulgaris.
[L. a glutton, fr. com-edo, to eat up]
Farlex Partner Medical Dictionary © Farlex 2012
comedo
(kŏm′ĭ-dō′)n. pl. come·dos or
come·dones (-dō′nēz) The primary lesion of acne vulgaris, consisting of a hair follicle that is occluded with sebum and keratin; a blackhead or whitehead.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
comedo
Blackhead, plural comedones Dermatology A plug of keratin and sebum within the dilated orifice of a hair follicle, which may contain bacteria–eg, Propionibacterium acnes, P granulosum, Staphylococcus albus, or yeast, Pityrosporon ovale. See Acne. Cf Comedocarcinoma. McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
com·e·do
, pl. comedones (kom'ĕ-dō, dō'nēz) A dilated hair follicle infundibulum filled with keratin squamae, bacteria, particularly Propionibacterium acnes, and sebum; the primary lesion of acne vulgaris.
[L. a glutton, fr. com-edo, to eat up]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
Comedo
A hard plug composed of sebum and dead skin cells. The mildest type of acne.
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.