Hello sir , I'm very much upset with my problem, doctors are not getting my actual diesese, within every month or two months I get undigested problem one doctor suggested me for clonography , as I heard clonography I get scared because it to find out cancer. Clone cancer, now my problem is I'm having burning in my rectum and I have visited several doctors they have gone through several check up test all my test are OK not any negativity is there in my test report, I have not tested for clonography I know I am having doubts of cancer in clone on, some some of the systems are there in May like dark patch in my stool, feeling burning sensation in my penis and anus boat at the same time what will I do now sir please guide me