<s>[INST] Hi, may I answer your health queries right now ?  Please type your query here...I have a large enough lump on right side under my scrotum.... Sort of in between the curve of my thing but right next to my right testicle... It's causing a dull ache and affecting my leg [/INST] Hi, It can be due to bacterial infection, it can also be due to sexually transmitted disease, rule out for std panel of test, based on the result only the treatment can be given. Hope I have answered your query. Let me know if I can assist you further. Take care Regards, Dr S.R.Raveendran, Sexologist </s>