Consider conditions such as oral aspergillosis or herpes simplex virus infection for clear blisters in the mouth.
1. Oral pemphigoid: an autoimmune disease, associated with viral infection, ultraviolet radiation, drug stimulation, etc., in the oral mucosa appeared in varying sizes of transparent blisters, tearing off the wall of the blisters left bright red trauma, which can occur in any part of the oral mucosa, pain, lymphatic swelling, salivation and other symptoms.
2. Herpes virus infection: in the case of low body resistance, colds, etc., herpes simplex virus infection in the oral cavity, appearing in clusters of transparent blisters, children and adults can appear, fever, pain, sore throat and other symptoms, can be transmitted through contact.
The appearance of clear blisters in the mouth, you need to consult a doctor in a timely manner, under the guidance of the doctor to standardize the treatment.