This is non-cancerous enlargement of the prostate happens with age is the most common cause of LUTS. The treatment for this condition is based on the patients symptoms.

Many men , as the age advances , will have some urinary symptoms ( LUTS). Many men can be easily treated with just medications.
Only a small proportion of men , whose symptoms could not be controlled with medical therapy , will need surgery ( TURP)

BPH patients may have mild elevation of PSA> assessment by a doctor and if needed scans , biopsy will reassure the individual about the absence or presence of cancer.

BPH does not necessarily leads to cancer. These two are independent problems.