Small granular blisters on the backs of the fingers that do not itch may be caused by diseases such as eczema, tinea cruris, and sweating herpes. It is recommended to stop the contact of suspicious items and give glucocorticoid, antifungal and antihistamine drugs.
1. Eczema: Eczema is an allergic reaction to allergies, and in the acute stage there may be inflammation and oozing, resulting in small localized blisters. The first choice of treatment drugs for glucocorticosteroid drugs, such as dieldrin cream, mometasone furoate cream and other topical application, if necessary, with oral cetirizine and so on.
2. Ringworm: There are many types of ringworm, such as blister-type ringworm, which may lead to small blisters on the back of the fingers. Bifonazole cream and ketoconazole cream can be used externally, and oral itraconazole capsules can be taken if necessary.
3. Sweat herpes: Sweat herpes tends to occur in the hot summer, is a blistering disease, may lead to small blisters on the back of the fingers. Herpes sweat has a tendency to heal on its own, but is prone to recurrence. You can choose treatment drugs according to the degree of the disease, such as topical tretinoin urea ointment, which can accelerate the relief of symptoms.
The appearance of small granular blisters on the back of the fingers, but also to understand whether it is related to mosquito bites. It is recommended to go to the dermatology department of the hospital to clarify the cause and standardize the treatment under the guidance of the doctor.