Dry ringworm cracks on the hands may be caused by serious fungal infection, which needs to be treated through general treatment, topical medication, oral medication and other methods with treatment. 1. General treatment: ringworm will appear obvious itching symptoms, patients should try to control, avoid excessive scratching, so as not to crack more and more serious, and avoid the use of irritating toiletries. 2. Topical medication: ringworm can be treated with antifungal medication such as cyclopyrrolidine, amorolfine, bifonazole, ketoconazole, naftifine, butenafine and other antifungal medications in the area of ringworm, and topical exfoliating agents such as salicylic acid ointment can be used in the case of hyperkeratosis. 3. Oral medication: If the condition is serious, oral itraconazole, fluconazole, terbinafine and other antifungal drugs should be taken with the treatment. Dry ringworm cracks on the hands, can also be eczema, palmoplantar keratosis, etc., it is recommended that patients seek medical attention in a timely manner, and actively cooperate with the doctor to standardize the treatment, to avoid aggravation of the symptoms.