Lower GIB Flashcards
Lower GI bleed involves a source where?
Distal to Ligament of Treitz
Most common sign of a LGIB?
Hematochezia = bright red blood in stool
Differential diagnoses of LGIB depend on what 2 things?
Age of patient
Severity of bleeding
What things can stimulate Hematochezia?
NSAIDs, Anticoagulants, liquid medication with red dye
Beets, Red Kool-aid
Co-morbid conditions?
IBD
Liver/renal/diverticular disease
10% of hematochezia conditions are due to what type of bleed?
UPPER GI bleed
90% of hematochezia conditions are due to what type of bleed?
Lower GI bleed
4 common differential diagnoses for a LGIB?
Diverticulosis
IBD
Ischemic Colitis
Intussusception
4 common differential diagnoses for a LGIB?
Diverticulosis
IBD
Ischemic Colitis
Intussusception
Diverticulosis
Sac-like protrusions of mucosa through the muscularis due to increased intraluminal pressure
Most common location for Diverticulosis?
Sigmoid colon
Symptoms of Diverticulosis?
PAINLESS, large-volume hematochezia in older patients
Many patients with Diverticulosis describe have ____ history with colonoscopy
Normal
– usually asymptomatic
Diagnostic test to do for Diverticulosis once the bleeding stops?
Colonoscopy
Diverticulitis vs. Diverticulosis?
Diverticulitis = NO hemorrhage Diverticulosis = Large volume Hematochezia (painless)
Painless hematochezia in elderly patients with an asymptomatic history could be?
Diverticulosis
2 types of IBD?
Crohn Disease
Ulcerative Colitis
Crohn Disease - correlation with smoking?
Usually onset of Crohn’s correlates with new onset of cigarette smoking