Itching around the mouth may be caused by physiological factors and pathological factors (such as perioral dermatitis and ringworm), which need to be analyzed according to the symptoms.
1. Physiological factors: drinking little water for a long time or often in too dry environment activities, and excessive cleaning lips, will lead to lip area stimulation, resulting in dry mouth, thus causing itchy symptoms around the mouth.
2. Pathological factors:
(1) Perioral dermatitis: ultraviolet radiation, physical and chemical factors damage, follicular helminth mite infection, excessive use of cosmetics and so on may cause perioral dermatitis. In bacterial infection stimulation, causing itching around the mouth.
(2) Ringworm: Fungal infection on the skin around the mouth causes ringworm, which may appear as inflammatory erythema, with small rashes on top of the inflammatory erythema, and is accompanied by symptoms of itching around the mouth.
If itchy around the mouth, after excluding physiological factors, it is recommended to go to the hospital in time to find out the cause of the disease and then targeted treatment.