Mouth blistering after fever is considered to be the emergence of oral and labial herpes, hand, foot and mouth disease and other diseases.
1. Oral and lip herpes: If the herpes simplex virus invades the mouth, it may lead to lesions in the mouth tissues, so the symptoms of blistering in the mouth will appear, and there may also be swelling and pain.
2. Hand, foot and mouth disease: If there is hand, foot and mouth disease, the invasion of intestinal viruses may lead to fever, mouth blistering symptoms, but also may be accompanied by a sore throat, fatigue and other reactions.
If the symptoms are more obvious, you need to actively seek medical examination and treatment, so as not to affect your daily life. You should also pay attention to your oral hygiene, and brush your teeth and rinse your mouth frequently.