Male 82 yrs difficulty urinating , leakage and constipation what can it be other than tumor?

Prostate: Most common cause of these urinary complaints are related to a benign enlargement of the prostate gland. See your doctor to get it checked out.

BPH: Benign prostatic hypertrophy. See a urologist. Some can be treated with medicine, others need the channel to be cleared. No relation to the constipation. Commonly diet related. Dried apricots and prunes are harmless cures for this.