The difference between foot eczema and tinea pedis has different etiology, different symptom expression, and different treatment modalities. Patients with such skin-related problems should promptly go to a hospital dermatology department for examination and diagnosis by a professional doctor.1. Different causes: Eczema is mainly caused by allergic factors, such as frequent consumption of foods such as seafood, pollen, dust mite allergies, etc. Also factors such as genetics, infection, and emotions may induce eczema. If you use a common footbath with an infected person or wear common shoes and socks, it may increase the chance of infection. 2. Different symptoms: Eczema mainly appears as red papules or patches of red skin, mostly accompanied by itchy, dry skin and other symptoms, and in severe cases, large areas of ooze and erosion can be seen. It can occur on any part of the foot, such as the palm or the back of the foot. In contrast, the common site of infection for tinea pedis is between the toes, which mainly manifests as local itching, blistering and flaking of the skin, and may cause swelling and infection of the subcutaneous tissue when the lesions are broken. 3. Treatment differs: Eczema can be treated with topical stove glycolic lotion to relieve itching, or oral anti-allergy medication such as loratadine tablets. Tinea pedis, on the other hand, requires the use of antifungal medications, such as topical ketoconazole cream, miconazole nitrate cream, and in severe cases, oral itraconazole capsules.