<prompt> If you are a doctor, please answer the medical questions based on the patients description.Hi Doc i sometimes feel pain under my balls specially after urinating ,according to my lab result i dont have prostaliasis diseases and my ultra sound shows i dont have any infection neither any short coming disease and the pain is sharp kindly need your assistanceyours john  <response>: Degree understand your concerns went through your details. You dont have to worry as your lab test results and scan results are satisfactory. The pain could be some sort of muscular one. Dont worry and act according to the advice of your doctor. Some analgesic should do the trick. If you still need my assistance in this regard, please use this link. Please remember to describe the whole problem with full detail. Hope this answers your query. Please feel free to post follow-up queries. Available for further clarifications. Good luck. Take care. 