Going into the ceremony (which airs at 8:30 p.m. ET on ABC), Martin Scorseseâs Howard Hughes film bio, The Aviator, leads the race with 11 nominations, though most bets are on Clint Eastwoodâs somber boxing drama Million Dollar Baby to win the lionâs share of Oscar gold.
The prostate specific antigen is often used as a biological marker or a tumor marker for detecting prostate cancer. However elevated levels of PSA are not indicative of prostate cancer and additional investigations are required for further diagnosis. There are several factors that may be responsible for elevated levels of PSA in the blood, 1  Benign Enlargement of the Prostate or BPH is a condition which affects older men.
It is believed that elevation of PSA in the blood is due to its liberation into the circulation because of disruption of the prostate cellular architecture (structure). This can occur in the setting of different prostate diseases including prostate cancer. It is important to note that PSA is not specific to prostate cancer but to prostatic tissue and therefore PSA elevations may indicate the presence of any kind of prostate disease.