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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Intestinal Ultrasound (IUS) in IBD - IBD Algorithm

IUS Pros (+): no radiation, cost-effective, real-time data, well
(IUS) in IBD - ... IBD Algorithm ... IUS Pros (+): no ... #IBD #Algorithm ... #IBDAlgorithm #
TABLE 2. Irritable bowel syndrome (IBS) sub-classifications
lBS-diarrhoea (IBS-D)
 - >25% loose or watery stools; <25% hard
bowel syndrome (IBS ... sub-classifications lBS-diarrhoea ... (IBS-D) - >25% ... of incomplete evacuation ... #Classes #Diagnosis
IBD - Assessment of Lack of Response (sLOR) - Differential Diagnosis
Non-inflammatory mechanisms:
 β€’ IBS
 β€’ Fibrostenotic
IBD - Assessment ... mechanisms: β€’ IBS ... Other (bile salt diarrhea ... mechanisms, Non-IBD ... Differential #Diagnosis #Causes
Chronic Diarrhea Differential Diagnosis
 β€’ Inflammatory, Infectious: Recurrent C. diff, Giardiasis
 β€’ Inflammatory, Non-infectious: IBD, Ischemia,
Chronic Diarrhea ... Non-infectious: IBD ... β€’ Dysmotility: IBS ... BostonChiefs #Diarrhea ... Differential #Diagnosis #causes
Common causes of post-Transplant Diarrhea
 β€’ Bacterial: Clostridium difficile, Campylobacter spp., Salmonella spp., Bacterial overgrowth, Aeromonus
Common causes of ... Entameoba β€’ IS ... Sirolimus β€’ Non-IS ... Other: GVHD, PTLD, IBD ... #differential #causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
inhibitors - Primary intestinal ... Excessive GI losses ... - Chronic diarrhea ... / IBD Renal Loses ... Classification #Causes
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... hypokalemia is ... wasting from other causes ... suggests extra-renal causes ... Laxative use β€’ Diarrhea
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 β€’ Vit B12 - aka cobalamin. Present in foods derived from animal
β€’ Common Causes ... loss β€’ If anemia is ... pain, diarrhea ... related to IBD, ... total body stores Evaluation
Diarrhea Workup and Management Algorithm in Transplant Patients
First Tier Microbiologic-Testing:
1. C. difficile PCR (Stool)
2. CMV qPCR
and Management Algorithm ... Ova and Parasite evaluation ... Adjust IS medications ... PTLD, GVHD or IBD ... Workup #Management #Algorithm
Protozoal causes of diarrhea in HIV
Others not included in the table: Entamoeba histolytica, Giardia Iamblia
Microsporidia
 -
Protozoal causes ... of diarrhea in ... Washington University ID ... Questions @WuidQ #Protozoal ... #causes #diarrhea