What to do about infection in left testical, 2years back, help me?

Here are some ...: How have you been diagnosed of left testicular infection? Based on symptom such as pain or on painful swelling or on the finding of ultrasound done for scrotal pain? To resolve the possible mystery of reaching accurate Dx, more information on the onset, degree, duration, interval, evolution, and progress of the symptoms over time + physical exam + tests as needed are needed before effective Rx...