Module 9: diverticulosis/itis, app, BO Flashcards
Diverticular disease- diverticula in ____, most commonly in ____
diverticula- outpouchings of mucosa from the ____layer of the intestine ->_____lumen
large intestine, sigmoid colon
from muscle later to intestinal lumen
Diverticular disease risk factors (9)
old, genes, obesity, smoking, diet, vExercise, aspirin/nsaids, altered microbiome, abnormal colonic peristalsis
Diverticulitis- ___pain
caused by ___formation/rupture and ____
LLQ
abscess formation/rupture, peritonitis
Appendicitis sx’s
gastric/periumbilical pain ->RLQ,
n/v/d, anorexia
Appendicitis complications
perforation, peritonitis, abscess formation
Postop ileus d/t ___,___,___
anesthesia, inflammation, overactive sympathetic nervous system
Torsion bowel obstruction caused by ___in small bowel , occurs most often in ____ in the elderly
adhesions in small bowel
in large intestines of the elderly
Fibrous adhesions develop d/t ______irritation from ___or ____
adhere to ____ = ___ and ____
peritoneal irritation from trauma/surgery
adhere to the small bowel=traction/obstruction
Acute obstruction usually occurs from ___,___, or___
herniation, intussusception, torsion
Chronic obstruction d.t ___or ___
tumors or strictures
SBO most commonly caused by postop____, also by CHIT
post op adhesions
Chrons, hernias, intussusception, tumors
SBO cause of distention= impaired ____ and ^____= ___acummulation proximal to the ____
impaired absorption and ^secretions= fluid/gas accumulation proximal to the ileus
Distention= vAbility to absorb ___and ____
distention eventually leads to ____overgrowth=___
vWater/electrolyte absorption (esp K)
bacterial overgrowth =vomiting
SBO at level of pylorus or high in small intestine can cause _____ d/t___
metabolic alkalosis d.t vomiting (clear fluid)
Prolonged obstruction/lower obstruction can lead to metabolic acidosis bc ___xReabsorbed
Acidosis can contribute to development of ___ and ___
bicarb secreted by pancreas cannot be reabsorbed
ketosis, malnutrition
