ขออนุญาตเข้าซอยเรื่อง comedo
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จาก Dorland's Medical Dictionary for Health Consumers. © 2007
comedo /com·e·do/ (kom´ĕ-do) pl. comedo´nes a plug of keratin and sebum within the dilated orifice of a hair follicle, frequently containing the bacteria
Propionobacterium acnes,
Staphylococcus albus, and
Pityrosporon ovale.
closed comedo whitehead; a comedo whose opening is not widely dilated, appearing as a small, flesh-colored papule; it may rupture and cause an inflammatory lesion in the dermis.
open comedo blackhead; a comedo with a widely dilated orifice in which the pigmented impaction is visible at the skin surface.
