Dr. Gerald Diaz @GeraldMD
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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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TABLE 2. Irritable bowel syndrome (IBS) sub-classifications
lBS-diarrhoea (IBS-D)
 - >25% loose or watery stools; <25% hard
TABLE 2. ... bowel syndrome (IBS ... (IBS-C) - >25% ... (IBS-M) - >25% ... #Classes #Diagnosis
Ulcerative Colitis vs Crohn's Disease - IBD Comparison Table
Ulcerative Collitis
 - Location
Crohn's Disease - IBD ... Comparison Table ... ileum β€’ Most cases ... Crohns #Disease #IBD ... #Comparison #Table
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
inhibitors - Primary intestinal ... - Chronic diarrhea ... / IBD Renal Loses ... Low #Magnesium #Table ... Classification #Causes
Fatigue and IBD Algorithm
 β€’ 40-50% patients have fatigue despite clinical remission
 β€’ Risk factors: BMI,
Fatigue and IBD ... Anemia and IBD ... IDA and active IBD ... fatigue w/ active IBD ... /other causes β€’
Upper and Lower Causes of GI Bleed
Upper:
 β€’ Esophagus: Tear (Mallory Weiss, Boerhaave syndrome), Variceal, Esophagitis,
Upper and Lower Causes ... Infectious colitis, UC ... /Chrons (IBD), Radiation ... differential #diagnosis #Causes ... #algorithm
Causes of Fat Malabsorption - Differential Diagnosis
Biliary Duct Obstruction
 β€’ Autoimmuneβ€” PBC, PSC
 β€’ Infectionβ€” liver
Causes of Fat Malabsorption ... choledocho/ithiasis Intestinal ... Celiac disease β€’ IBD ... - CD, UC Altered ... Differential #Diagnosis #Causes
Protozoal causes of diarrhea in HIV
Others not included in the table: Entamoeba histolytica, Giardia Iamblia
Microsporidia
 -
Protozoal causes ... of diarrhea in ... included in the table ... Washington University ID ... #causes #diarrhea
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 β€’ Vit B12 - aka cobalamin. Present in foods derived from animal
β€’ Common Causes ... disorders of small intestine ... pain, diarrhea ... related to IBD, ... bariatric, gastric, intestinal
Diets and Inflammatory Bowel Disease (IBD)
Diet affects IBD by 3 mechanisms
1. Microbiome ( ↓ diversity)
2. Mucosal
Bowel Disease (IBD ... Diet affects IBD ... diet therapy CD > UC ... cheeses, yogurts β€’ IBD-Anti-inflammatory ... #BowelDisease #IBD