Coronal skin cracking may be glans, genital herpes and ringworm and other diseases, its treatment includes general treatment, medication and other ways to improve. 1. glans: cracked skin in the coronal groove may be caused by glans, patients should pay attention to clean the skin, can follow the doctor’s instructions for external use of mometasone furoate and other glucocorticosteroids, accompanied by fungal infections can be coated with clotrimazole, miconazole and other antifungal drugs. 2. genital herpes: coronal skin cracking consider and genital herpes related, the patient should not squeeze, rub blisters, you can follow the doctor’s prescription oral antiviral drugs, help the skin lesions recovery, including vasiclovir, acyclovir and so on. 3. Ringworm: Cracked skin in the coronal groove may be caused by ringworm, patients should not scratch the skin at the lesions, it is recommended to apply imidazole drugs to help antibacterial and antiseptic, such as miconazole, econazole and so on. Causes of coronal skin cracking more reasons, it is recommended that patients seek medical examination, clear cause, with the doctor for standardized treatment.