Hi. Doctor I Have Some Questions To Ask You. I

Hi. Doctor I have some questions to ask you. I have lump in my tail of left epididymis for 5 months. I am 23 and have sex. I am very deeply worries. I hurt in my tail of epididymis and I piss a lot but my piss is normal. I piss about 12 to 16 times for a day. I no fever. I taken some antibiotics but it no better. It have feel hurt and lump of tail epididymis.