Lip blisters

Introduction Most blister formation is a response to exogenous factors that cause skin irritation or other damage, although some may be the result of a disease or other condition. A single blister is often caused by friction or mild burns, typically on the hands, feet or other exposed areas. A bunch of blister may be the result of a severe burn, or a drug, chemical reaction, or autoimmune disease. Lip blister According to the theory of traditional Chinese medicine, this disease is indeed a hot certificate, or there is heat inside, or external heat evil, leading to heat poisoning, steaming on the head or bet on the second yin, so it is called "Heat sores" or "fire acne".

Cause

Western medicine called the disease "herpes simplex", and its pathogenesis is caused by human herpes simplex virus.

an examination

Related inspection

Blood routine

One or more skin blisters filled with clear liquid, from the tip to half an inch in diameter. Blisters can be associated with pain, inflammation, and itching depending on the cause.

Differential diagnosis

Differential diagnosis of lip blisters:

1, polymorphic skin lesions: refers to the variety of rash forms. Such as herpes-like dermatitis, in addition to blister, there are erythema, papules, wind squad and other damage, itching is severe, but the mucosa is not damaged, skin lesions occur in the armpits, shoulders and arms.

2, herpes zoster: the characteristics of the skin lesions of herpes is that large blisters appear on the skin and mucous membranes with normal appearance, and there is exfoliation of the epidermis, which occurs in the wrinkles of the skin, and more common in middle-aged people. Herpes-like dermatitis, herpes zoster is a pleomorphic lesion.

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