If the testicles are particularly itchy, it is advisable to visit a hospital to identify the cause. The specific causes and methods are as follows: First, fungal infection of the scrotal skin on the surface of the testicles, when itching symptoms can occur, accompanied by dry skin, skin flaking and other manifestations, accompanied by the presence of white secretions, you need to conduct a smear examination of the secretions to determine whether there is a fungal infection. If there is a fungal infection, it is recommended to apply miconazole ointment topically and use sodium bicarbonate solution to clean the scrotal skin. Second, mite infection can present with itching and increased itching at night, often seen with excessive itching and patients with scratch marks. It is necessary to carry out a test for mites and to check the scrotal skin for mite tunnels or to look for the presence of mites, and after the diagnosis is confirmed, it is necessary to give local cleaning and apply sulfur ointment topically for treatment. Third, eczema of the scrotum can also appear itchy, accompanied by local exudation, accompanied by skin flaking, thickening-like changes, need to go to the dermatology department to confirm the diagnosis of eczema, if there is eczema, you need to carry out dermatology specialist treatment.