What is 'Imprest'. An imprest is a cash account that a business uses to pay for small, routine expenses. A fixed balance is maintained in the account, and it is replenished routinely to maintain that balance. Alternatively, an imprest can refer to a monetary advance given to a person for a specific purpose.
A raised PSA level in the blood just means something is happening in the prostate which, in most instances, is not due to cancer. Keywords. psa, prostate specific antigen, prostate cancer testing, prostate cancer screening, men's health, male reproductive health, andrology.
What does PSA mean â Prostate Specific Antigen What is PSA? Prostate Specific Antigen PSA, is an enzyme found in the blood produced exclusively by prostate cells. Normal levels of PSA in the blood are small amounts between 0-2.5 ng/ml. Higher than normal levels, greater than 2.5 ng/ml, can be caused by cancer or benign, non-cancerous conditions such as enlarged prostate, prostate inflammation, infection, or trauma. All elevated readings of PSA should be checked.