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NG tubes

nasogastric tubes

QuestionAnswer
gastric decompression drains stomach contents, relieving stomach and intestines of pressure caused by accumulated gastrointestinal air and fluid
gastric lavage irrigation of the stomach used in cases of poisoning or drug overdose to swiftly remove stomach contents if pt cannot swallow emetic meds
gastric ileus obstruction of bowel, intestinal contents back up because peristalsis fails although lumen not occluded
enteral nutrition/gastric gavage liquid food instilled into stomach through nasogastric tube
enteral tube feeding direct delivery of nutrients into GI system, bypassing mouth. enters esophagus, stomach, duodenum, or jejunum
Levin tube nasogastric tube with single lumen. Attaches to low intermittent suchtion that prevents adherence to stomach lining.
gastrostomy tube tube opening into stomach
PEG tube endoscopic percutaneous insertion of muschroom catheter into stomach for feedings
nursing assessments of pts on tube feedings? asses for nausea, vomiting, aspiration, fluid and electrolyet imbalance, diarrhea, intestinal cramping, tube occlusion, and hyperglycemia
how do you assess if feeding is adminstered at a faster rate than can be absorbed (causes nausea & vominting)? check residual volume left in stomach before formula admin or at periodic intervals if tube feedings are continuous by inserting syringe tip into tube opening
if residuals are greater than ___ or ___ stop feeding until cause of residual determined 100 ml or 1/2 of previously administered vol for intermittent feedings
indications for tube placement? for gastric decompression, gastric lavage, or gastric feeding
what are assessments of GI system done before administering nutrition via nasogastric or gastrostomy tube observe and palpate for distention, tenderness, auscultate bowel sounds, determine time of last bowel movement, assess for presence of existing feeding tube
how do you confirm placement of tube in stomach before administering feeding? withdraw sample of stomach contents and check for low pH level, inject 10 mL air into tube while auscultating over epigastrium
salem sump double-lumen nasogastric tube, 14-28 Fr, has suction connector and "pigtail" air vent
Created by: atmccul
 

 



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