12 results
Upper and Lower Causes of GI Bleed
Upper:
 • Esophagus: Tear (Mallory Weiss, Boerhaave syndrome), Variceal, Esophagitis,
Upper and Lower ... Causes of GI Bleed ... Radiation CMC IM ... differential #diagnosis #Causes ... #algorithm
Upper GI Bleed - Management Algorithm

Upper GI bleed Suspected: Melena, hematemesis, coffee-ground emesis, BRBPR
Initial Stabilization
Concern for
Upper GI Bleed - ... Management Algorithm ... Upper GI bleed ... ± EGD Causes ... of Upper GI Bleed
Hypocalcemia - Differential Diagnosis Algorithm
 • Low Serum Mg: GI losses, Renal losses, Alcoholism, Malnutrition, Drug-Induced
Differential Diagnosis Algorithm ... Low Serum Mg: GI ... Serum 25-OH Vit D: GI ... chelates Ca2+) Emory IM ... #causes
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
Algorithm and Differential ... RBC’s, RBC/WBC casts ... ), throughout (upper ... Diagnosis #EM #IM ... #Differential #Algorithm
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Differential Diagnosis by Classification ... Trauma • GI ... exacerbation (any cause ... Differential #Diagnosis #Classification ... #Table #CriticalCare
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
- Anorexia GI ... Low #Potassium #Table ... #Classification ... #Causes
Lower GI Bleed - Management Algorithm

Suspected lower GI bleeding (LGIB):
 • Hematochezia 
 • Melena +
Lower GI Bleed - ... Management Algorithm ... Unstable (Rule out upper ... GI bleed) vs Stable ... GIBleed #management #Algorithm
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Mechanism Decreased GI ... hypomagnesemia Excessive GI ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
inflammation of the upper ... tract, and often causes ... neuropathy - GI ... in extremities, upper ... #rheumatology #classification
Occult and Lower Gastronintestinal Bleed - Differential Diagnosis Algorithm

Occult (Stool + Occult blood and/or iron deficiency
Differential Diagnosis Algorithm ... RULE OUT BRISK Upper ... GI bleed, Diverticular ... Differential #Diagnosis #Algorithm ... #Causes