Itchy and flaky testicular epidermis may be related to scrotal eczema, scrotal jock itch, scrotal inflammation and other causes. 1. Scrotal eczema: scrotal eczema is an allergic skin disease, which can appear pimples, crusts, scales, mossy changes and other skin damage. 2. Scrotal jock itch: when the scrotum is infected by fungi, it is mainly characterized by scrotal itching and flaking. 3. Scrotal inflammation: reddening and itching of the skin is usually the first symptom of scrotal inflammation, and repeated attacks of inflammation can lead to eczema-like changes in the appearance of dandruff. Itchy testicular epidermis with dandruff may also be caused by other factors, it is recommended that the testicular epidermis itchy with dandruff to the regular hospital in time to clarify the cause of the disease, standardized treatment under the guidance of the doctor, so as not to delay the condition.