An 82 year old male presents with nocturia, hesitency, frequency. Rectal exam shows a n enlarged, nodular prostate. Biopsy of a nodule shows proliferating glandular elements which are lined by tall, columnar epithelial cells. The glandular lumen contains 'corpora amylacea'. There are also cysts. What is the likely diagnosis and management?
Benign prostatic hyperplasia. alpha-adrenergic blockers.