Chapter 19 Flashcards
lumen
cavity or channel within a tube or tubular organ
when is a stoma necessary?
trauma, pathologic conditon
stoma
opening established in the abdominal wall by colostomy, ileostomy
virtual colonoscopy
performed on multi-slice computer tomography scanner that takes up to 600 two and three dimensional images of the colon in approx. 30 seconds
barium
bulky, fine white powder, without odor or taste, used as contrast medium
nasogastric tube (NG)
tube of soft rubber/plastic inserted through a nostril and into the stomach
what are clinical indications for a barium enema?
identification of blood in stool
abdominal pain
change in bowel habits
patients who can’t tolerate sedation
primary use of an NG tube
administration of medications and gastric decompression, removal of flatus and fluids from the stomach after trauma or intestinal obstruction
sigmoidoscopy
procedure used to see inside the sigmoid colon and rectum with a camera
what is required when caring for a patient with a new ostomy?
sensitivity and matter of fact attitude
what should you do with a urinal if the patients urinary output needs to be documented?
note the level indicated on the side of the urinal and record it in patients chart
all methods of imaging the colon require what?
free of fecal material to best visualize the walls
colonoscopy
endoscopic examination of the large bowel and the distal part of the small bowel with a camera
colostomy
surgical creation of an opening between the colon and the surface of the body
if a patient with an
NG tube is to be transferred, what should the x-ray tech do?
confirm that the Dr has given orders allowing transfer and interruption of suction
