Screening, or buffing, the floor will only remove light marks caused by normal wear and tear. Once the floor is screened (lightly sanded) it will be coated with a coat of polyurethane. It usually takes one day to screen and recoat a hardwood floor. Screening will not remove deeper scratches and indentations.
Definition. A liver biopsy is a medical procedure performed to obtain a small piece of liver tissue for diagnostic testing. Liver biopsies are sometimes called percutaneous liver biopsies, because the tissue sample is obtained by going through the patient's skin.
This is performed as an office or outpatient procedure or during surgery. The tissue is then analyzed in a laboratory to help doctors diagnose a variety of disorders and diseases in the liver. A liver biopsy is most often performed to help identify the cause of: Persistent abnormal liver blood tests (liver enzymes). Unexplained yellowing of the skin .