 [ Symptoms ] 17 years old with a lump on left testicle what do i do now  1 5 months ago i began to feel a slight lump in my left testicle the lump is not considerably bigger but seems to have spread over a larger area of the testicle the night before last i started feeling a very slight aching in my left groin area it seems to be related to my testicle but i can not be sure i do not feel like i can just tell my parents about this i would like to know if there is another way i can get it checked out by a professional before telling my parents any advice is appreciated [ Disease ] tell your parents act like a mature man not a boy if you found a lump in your testicle that is concerning you as it should have it checked out by a professional namely a urologist this is why we have insurance my friend your parents need to know so tell them now you are worried about something serious like testicular cancer i assume and this type of cancer although relative rare tends to hit younger men including those of your age there are numerous other non cancerous reasons for a lump but you should never rely solely on internet resources or advice from your non medically trained friends when it comes to making critical medical decisions be a man and get it checked out