7 results
Upper and Lower Causes of GI Bleed
Upper:
 • Esophagus: Tear (Mallory Weiss, Boerhaave syndrome), Variceal, Esophagitis,
Upper and Lower Causes ... of GI Bleed Upper ... colitis, UC/Chrons (IBD ... Radiation CMC IM ... #algorithm
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
• Common Causes ... skin pallor • GI ... total body stores Evaluation ... , can consider IM ... by approx. lg per
Esophageal Variceal Bleeding - Diagnosis and Management Summary
PRE-ENDOSCOPY
Vasoactive agents - Octreotide: 
 • 50mcg bolus →
Esophageal Variceal Bleeding ... unclear source (in case ... of PUD) PERI-ENDOSCOPY ... TIPS • Pre-TIPS evaluation ... Esophageal #Variceal #Bleeding
UCSF COVID-19 Adult Clinical Evaluation Guide - Updated April 10 2020

Clinical Presentation
• Fever: hospitalized pts but
Adult Clinical Evaluation ... rhinorrhea) <20% • GI ... Cardiac: multiple case ... UCSF COVID-19 ID ... Guide #Diagnosis #Algorithm
Occult and Lower Gastronintestinal Bleed - Differential Diagnosis Algorithm

Occult (Stool + Occult blood and/or iron deficiency
• Occult UGI bleeding ... , asymptomatic IBD ... Overt Bleeding ... OUT BRISK Upper GI ... #Causes
Amyloidosis - Summary
Group of disorders associated with extracellular deposition of fibrils formed from low-molecular-weight proteins in
Ankylosing spondylitis, IBD ... cardiomyopathy GI ... bleeding Neuro ... light chains as part ... hypoadrenalism • Nausea
Anemia of Hospitalization - Pathophysiology

Why does the Hgb/Hct drop in the first two days during hospitalization?

Interestingly,
invasive procedures/ bleeding ... during clinical evaluations ... from accessing port ... issues other than GI ... bleeding in general