There are many causes of blistering at the corners of the mouth of one year old babies, such as herpes, chickenpox, hand, foot and mouth disease, eczema, xerostomia and other causes.
1. Herpes: Herpes caused by herpes simplex virus infection can lead to symptoms such as blisters and ulcers on the corners of the mouth of one-year-old babies.
2. Chickenpox: Chickenpox caused by varicella-zoster virus infection may also cause blistering at the corners of the mouth.
3. hand, foot and mouth disease: enterovirus infection caused by hand, foot and mouth disease can also cause hands, feet, buttocks, mouth and other parts of the rash, blisters, may also be manifested as a year-old baby blisters on the corners of the mouth.
4. Eczema: internal and external stimuli caused by a variety of factors localized eczema, may also be manifested in the corners of the mouth blistering, itching, oozing and other symptoms.
5. Keratitis: pathogenic microbial infection caused by local inflammatory reaction, can also lead to a year-old baby blisters on the corners of the mouth.
One year old baby blisters at the corner of the mouth, there may be other reasons, need to go to the hospital in time to check the cause.