retroperitoneal. Term used to describe organs that are located between the parietal peritoneum and posterior abdominal wall. Example organs include the kidneys, adrenal glands, pancreas, duodenum of small intestine, ascending and descending colons and the abdominal aorta and inferior vena cava.
Technical definition, belonging or pertaining to an art, science, or the like: technical skill. See more.
Under certain circumstances, a charge may be made for the. technical component alone. Under those circumstances the technical component. charge is identified by adding modifier TC to the usual procedure number. Technical. component charges are institutional charges and not billed separately by physicians.