needle biopsy

Main Entry: needle biopsy
Function: noun
: any of several methods (as fine needle aspiration or core biopsy) for obtaining a sample of cells or tissue by inserting ahollow needle through the skin and withdrawing the sample from the tissue or organ to be examined

needle biopsy n.
Removal of a specimen for biopsy by aspirating it through a needle or trocar that pierces the skin or the external surface of an organ and continues into the underlying tissue to be examined. Also called aspiration biopsy.