My dad has had this issue for 1 year,his doctors have given him antibocs orally, but symtoms keep coming back,they have done cat scans even went upo his penis with camera,they say he does not have cancer they say they can not see any thing.Here goes he has to go to the bathroom all the time waking up in the middle of the night,burning when urinateing he has also complained about food not tasting the same,he had a little blood in his urine last time he went to the doctor.They have not tested him for kidney diease can any one suggest any thing he is 71 and loves to golf this is very trying for him and us?