DU PA GI bleed Word Scramble
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Question | Answer |
upper bleeds are above | the ligament of treitz |
upper bleeds are __X more common than lower bleeds | 5 |
lower bleeds are below | the ligament of treitz |
sign of upper GI Bleed | hematemesis |
coffee ground emesis | old blood from stomach |
red blood with or without stool, BRBPR | hematochezia |
dark tarry stools | melena |
color of melena | black, and nothing else |
black, sticky, tarry, foul, unforgettable smell | melena |
__ml of blood can give you melena | 50 |
melena usually means that the blood has been in the GI tract for __ | 12-14 hours |
medications associated with GI bleed | NSAIDS, ASA, steroids with NSAIDS, Warfarin, Heparin, enoxaparin, clopidogrel |
__ means that 10% of intravascular volume is lost | resting tachycardia |
__means that there has been a significant loss (10-20%) of intravascular volume | orthostasis |
__ means that there has been a loss of 20-40% of intravascular volume | shock |
brown stool on rectal exam means __ | not an acute bleed |
it can take up to __ for hematocrit to reflect extent of bleeding | 2 days |
things that turn your stool black other than blood | iron, anything with bismuth (pepto, Maalox) |
mortality rate of upper GI bleed | 8-10% |
most common causes of upper GI bleed | peptic ulcer disease, varices, arteriovenous malformation |
most common causes of lower GI bleed | diverticular disease, neoplastic disease, colitis (infectious, radiation, ischemic, IBD) |
anemia with brown stool (guaiac +), iron deficiency anemia | chronic GI blood loss |
the mainstay of initial treatment for acute GI bleed | resuscitation through large bore IV, with the goal being normal vitals |
patients who should be transfused | unstable patients (hypotensive, tachycardia), active bleeders, low hemoglobin (Hct >30%, Hgb 10) |
medical therapy for variceal bleeds | octreotide drip, antibiotics, discontinue all anticoags/antiplatelets |
medical therapy for suspected upper bleed from peptic ulcer | proton pump inhibitor (pantoprazole drip if severe), discontinue all anticoags/antiplatelets |
can help to delineate upper from lower source, bloody aspirate helps confirm upper bleed | nasogastric lavage |
bloody NG lavage with hematochezia | brisk upper GI bleed |
"negative NG lavage" | bilious return signifying that fluid aspirated from duodenum |
laceration in the mucosa, usually near the GE junction commonly after retching, 80-90% stop bleeding spontaneously | Mallory-Weiss tear |
dilated submucosal artery erodes into the mucosa with subsequent rupture of the vessel, bleeding often massive and recurrent | Dieulafoy's lesion |
acute, painless hematochezia, usually stops spontaneously, risk of rebleed appears to increase with time | diverticular bleeding |
can help localize bleeding, detects bleeding as small as 0.1-0.5 ml/min, safe, non-invasive, no therapeutic capability | tagged RBC scan |
Created by:
bwyche
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