Blackheads that are green may be related to local skin infections, sebaceous gland duct expansion, the formation of rosacea and other reasons.
1. Local skin infection: blackheads are green to consider local secondary infection, infection of the tissue around the blackheads, resulting in local tissue necrosis, triggering inflammation, blackheads look green, green is the result of local skin suppuration.
2. Expansion of sebaceous gland ducts: green blackheads can be considered sebaceous gland duct expansion, blackheads in the process of development of sebaceous gland ducts to form a certain expansion, the contents of the ducts are gradually necrotic and liquefied, or the formation of local hemorrhagic reaction, the appearance of blackheads looks green.
3. Formation of rosacea: blackheads are green may be the formation of rosacea, when more blackheads on the face, local oil secretion continues to increase, the formation of rosacea, squeeze out of the oily material after oxidation, it looks green.
Regardless of whether the blackheads are green or other colors, it is recommended to find blackheads on the skin can go to the hospital dermatology department in time.