Credit Sweep. Share. DEFINITION of 'Credit Sweep'. Also known as an automated credit sweep, this term refers to an arrangement between a bank and a customer (usually a corporation) whereby all idle or excess funds in a deposit account are used to pay down short-term borrowing under a line of credit.
A prolactin test measures the amount of this hormone in the bloodstream. In a woman who breastfeeds, the nursing baby's demand for milk actually controls the mother's supply. When a baby sucks at the breast, the woman's pituitary gland releases more prolactin into her blood, increasing her milk production.
When done in addition to a DRE, a PSA blood test enhances detection of prostate cancer. However, the test is known to have relatively high false-positive rates. A PSA blood test also may identify a greater number of medically insignificant lumps or growths, called tumors, in the prostate.