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.
High levels of PSA (and 15 is high), can be an indication of prostate cancer but it could also indicate other benign prostate diseases. Free PSA indicates the amount of PSA that is freely circulating in the blood stream...a percentage below 25 (someone correct me if I have this one wrong) is cause for concern.