Dr. Gerald Diaz @GeraldMD
49.9M 14.4K 7.6K
Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief πŸ‡΅πŸ‡­ πŸ‡ΊπŸ‡Έ - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG: https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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Upper and Lower Causes of GI Bleed
Upper:
 β€’ Esophagus: Tear (Mallory Weiss, Boerhaave syndrome), Variceal, Esophagitis,
Upper and Lower Causes ... fistula Lower: β€’ Bowel ... , UC/Chrons (IBD ... #differential #diagnosis ... #Causes #algorithm
Causes of Chronic Diarrhea - Differential Diagnosis
Osmotic
 β€’ Food/Drink: Lactose intolerance, Artificial sweeteners (e.g. sorbitol, high
Causes of Chronic ... - Differential Diagnosis ... β€’ Microscopic colitis ... disease (IBD): ... Chronic #Diarrhea #Causes
Elevated Amylase (Hyperamylasemia)- Differential Diagnosis Algorithm
Pancreatic causes:
 - Pancreatic cancer
 - Complications pancreatitis: eg pseudocyst
 -
Algorithm Pancreatic ... causes: - Pancreatic ... Non-pancreatic causes ... sulindac - Active IBID ... disease, ulcerative colitis
TABLE 2. Irritable bowel syndrome (IBS) sub-classifications
lBS-diarrhoea (IBS-D)
 - >25% loose or watery stools; <25% hard
Irritable bowel ... lBS-diarrhoea (IBS-D ... of incomplete evacuation ... - Associated ... #Classes #Diagnosis
Causes of Toxic Megacolon - Differential Diagnosis Framework
 β€’ Inflammatory Bowel Disease: Ulcerative colitis, Crohn's colitis
Causes of Toxic ... - Differential Diagnosis ... β€’ Inflammatory Bowel ... volvulus β€’ Factors associated ... #Causes
UCSF COVID-19 Adult Clinical Evaluation Guide - Updated April 10 2020

Clinical Presentation
β€’ Fever: hospitalized pts but
Adult Clinical Evaluation ... , IL-6, TNF-a) associated ... UCSF COVID-19 ID ... #Guide #Diagnosis ... #Algorithm #Protocol
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
the body louse, causes ... Northeast Africa with cases ... Several cases have ... been associated ... LBRF can be diagnosed
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 β€’ Vit B12 - aka cobalamin. Present in foods derived from animal
β€’ Common Causes ... diarrhea related to IBD ... total body stores Evaluation ... previously dx'd associated ... consider other diagnosis
Handlebar Traumatic Injury 
Young girl presents to you after low energy, helmeted bicycle accident. Her vitals
BAR INJURIES: classic ... in over 80% of cases ... injuries to the small bowel ... and/or delayed diagnosis ... consultation, evaluation
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