Epididymitis usually refers to epididymitis, which usually manifests itself in the form of pain, swelling and discomfort in the area of the epididymis. Epididymitis can be categorized into acute epididymitis and chronic epididymitis, and there are some differences between the two conditions. Acute epididymitis mostly occurs unilaterally, and the onset of the disease is rapid, the patient’s scrotum on one side of the rapid swelling, the scrotum area may appear pain, and in severe cases will lead to limited movement, the pain can also be radiated to the groin, the lower abdomen and other parts of the body. Chronic epididymitis symptoms are not obvious, may present a slight intermittent discomfort, touch the affected side of the epididymis can feel its enlargement. If epididymitis is not treated in time, it may cause scrotal abscess, epididymal obstruction, infertility and other complications. Patients with such symptoms should go to the hospital in a timely manner and follow the doctor’s instructions for treatment.