Yellow-white blisters on the corners of the mouth and around the nose

Introduction Herpes simplex, also known as febrile blisters, is a painful infection caused by herpes simplex virus. It can occur throughout the body, but is most common on the gums, on the outside of the mouth, on the outside of the mouth, on the nose, cheeks or fingers. After the blister is formed, the exudate is generated by the breakage, and then the yellow-white clam shell eventually falls off. New skin is created under the clam shell. More common clinically, it is limited herpes simplex. Locally, there is a feeling of itching and tension, and then erythema appears. Clusters of small blister clusters appear on erythema or normal skin. The blister fluid is clear and transparent, and then becomes cloudy. After erosion, erosion, exudation, and scarring may occur. A purulent infection occurs, and the nearby lymph nodes can be swollen. The course of disease can be self-healing in 1 to 2 weeks. Temporary pigmentation spots can be left behind.

Cause

Herpes simplex is caused by herpes simplex virus and can be spread by contact with infected patients or sharing utensils, towels, razors, etc. A person with herpes simplex can cause genital herpes when he is in contact with his population.

Herpes simplex can be produced 20 years after exposure to the virus. Once the virus invades the body, symptoms may develop in or near the final invading site after several years. You may feel itchy or allergic before the onset. The virus may be triggered by specific foods, stress, fever, cold, allergies, sun exposure and menstruation.

an examination

Related inspection

Dermatological microscopic examination of oral endoscope

According to the cluster of blister at the junction of skin and mucous membranes, the symptoms are light and the skin lesions have a burning sensation. The disease is short, repeated, and occurs when fever or gastrointestinal dysfunction occurs.

More common clinically, it is limited herpes simplex. Locally, there is a feeling of itching and tension, and then erythema appears. Clustered small blister groups appear on erythema or normal skin. The blister fluid is clear and transparent, and then becomes cloudy. After erosion, erosion, exudation, and scarring may occur. A purulent infection occurs, and the nearby lymph nodes can be swollen. The course of disease can be self-healing in 1 to 2 weeks. Temporary pigmentation spots can be left behind. The rash occurs at the junction of the skin and mucous membranes, such as the lips, mouth, near the nostrils and in the vulva. It can also be found in the face, mouth and eyes.

Differential diagnosis

Oral sore: the name of the disease. See "Infant and Young Integration." That is, the mouth is sore, more common in children. That is, muzzle sores. Rotten mouth, medically called angular cheilitis, mainly occurs in winter and spring. The main symptoms are itching of the mouth, followed by milky white erosion and cracks, sometimes small thick bubbles and crusting, painful, talking, eating without opening.

Cleft palate: Since a large part of our body is water, especially infants and young children, the proportion of water in the body is larger, accounting for about 60% to 70% of body weight. When the environment is dry or lacking water, The skin and mucous membranes become dry, fragile and prone to rupture. In addition, there are many sebaceous glands in our skin. Their role is to secrete oil and cover the surface of the skin to prevent the water from evaporating too quickly to keep the skin moisturized. This is the main reason why our skin can remain intact and moisturized.

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