Itchy feet in an unknown location may be related to abnormal nerve sensation, or it may be related to ringworm of the feet, sweat herpes and other diseases.
1. abnormal nerve sensation: due to peripheral nerve damage, can lead to local nerve sensation abnormalities, often manifested as limb numbness, ants, itching or pain, etc., common diseases have diabetic peripheral neuropathy, vitamin b1 deficiency and so on.
2. ringworm of the feet: due to skin infection after ringworm bacteria and lead to a skin disease, due to the ringworm bacteria will cause skin irritation, so the diseased parts may appear itchy, and the lesions are not only limited to a part.
3. Sweat herpes: also known as bad sweating eczema, is due to a variety of factors after the stimulation and caused by a blistering disease. In addition to blisters, herpes sweat is usually accompanied by varying degrees of itching, due to the wide incidence of the site, so it is difficult to fix the itching site.
Due to individual differences in clinical manifestations, it is recommended to consult a hospital in time to identify the cause and follow the doctor’s instructions for standardized treatment.