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Patho chap 30
common disorders of the large intestine
Question | Answer |
---|---|
2 types of movements in the larger intestine | haustral contraction and mass movement |
what can severe constipations result in | fecal impaction and obstipation |
obstipation | sensation to defecate with no passage of stool, liquid, or gas from the colon |
RLQ pain | appendicitis, ovarian cyst, kidney stone, pyelonephritis |
LLQ pain | diverticulitis, ovarian cyst, kidney stone, pyelonephritis |
RUQ pain | hepatitis, duodenal ulcer, acute cholecysitis |
LUQ pain | gastric ulcer, ruptured spleen , aoritc aneurysm, pancreatitis |
causes/ risk factors of Crohn's disease | toxic mega colon |
toxic mega colon | extreme dilation of disease colon: can cause complete obstruction or life- threatening perforation |
what area of GI tract does Crohn's disease affect | mouth to anus |
what layer of GI tract does Crohn's disease | mucosa, sub- mucosa and transmural layer |
common lesions found in Crohn's disease | cobblestone, anal fistulas, and skip lesions |
Crohn's disease patho | chronic inflammation |
Crohn's disease symptoms | episodes of diarrhea & abdominal pain, hyperactive bowl sounds, malabsorption, dehydration |
causes/ risk factors of ulcerative colitis | genetic autoimmune |
what area of GI tract does ulcerative colitis affect | begin in rectum and moves upward |
common lesions in ulcerative colitis | pseudopolyps |
what layer of GI tract does ulcerative colitis affect | not transmural |
ulcerative colitis patho | unclear; autoimmune infection and genetic component |
ulcerative colitis symptoms | similar presentation of symptoms as Crohn's |
ulcerative colitis | increase risks for colon cancer |
appendicitis | inflammation of the pouch like area that protrudes from the cecum |
if appendicitis is untreated and it ruptures, it can lead to what | peritonitis |
peritonitis | inflammation of peritoneal membrane |
symptoms of peritonitis | abdominal pain, abdominal rigidity, rebound tenderness |
psoas sign | examiner asks the supine pt to actively flex the right thigh at the hip & pain occurs in the abdomen |
rovsing's sign | examiner palpates the LLQ and the pt feels pain in the RLQ |
obturator sign | internal & external rotation of the patient's flexed right hip causes pain in RLQ |
rebound tenderness | having more pain when you move your hand away |
what does IBS stand for | irritable bowl syndrome |
what does IBS entail | abdominal pain and bloating, bouts of constipation & diarrhea, no pathological changes interior of bowel |
diverticula | small out pouching formed |
diverticulosis | bowl walls have weakened areas |
diverticulitis | diverticula inflammation |
signs & symptoms of diverticular disease | bowel habits may be altered, LLQ or RLQ depending on area affected |
what is volvus | twisting of the large intestine |
what does volvus result in | obstruction and ischemia |
varicose veins | are dilated, swollen vessels in the perianal region and can be either internal or external |
risk factors of varicose veins | constipation/ straining during poop, high pressure within the portal vein of the liver, prolonged sitting, anal intercourse, pregnancy, lack of fiber |