Dr. Gerald Diaz @GeraldMD
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Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief 🇵🇭 🇺🇸 - 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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diagnosis differential b12 deficiency vitamin bariatric bypass classification clinical colitis comparison complications crohns diarrhea disease fat gastric gastroenterology gibleed handlebar
Causes of Vitamin B12 Deficiency - Cobalamin Decreased Intake Pancreas: Insufficiency Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... B12 Deficiency - Cobalamin ... Insufficiency Intestine ... Celiac disease, IBD ... differential #diagnosis #causes
Vitamin B12 (Cobalamin) Deficiency Etiology: • Vit B12 - aka cobalamin. Present in foods derived from animal
• Common Causes ... disorders of small intestine ... diarrhea related to IBD ... total body stores Evaluation ... bariatric, gastric, intestinal
TABLE 2. Irritable bowel syndrome (IBS) sub-classifications lBS-diarrhoea (IBS-D) - >25% loose or watery stools; <25% hard
TABLE 2. ... Irritable bowel ... (IBS-C) - >25% ... of incomplete evacuation ... #Classes #Diagnosis
Ulcerative Colitis vs Crohn's Disease - IBD Comparison Table Ulcerative Collitis - Location
Crohn's Disease - IBD ... Comparison Table ... ileum • Most cases ... Crohns #Disease #IBD ... #Comparison #Table
Causes of Fat Malabsorption - Differential Diagnosis Biliary Duct Obstruction • Autoimmune— PBC, PSC • Infection— liver
Causes of Fat Malabsorption ... choledocho/ithiasis Intestinal ... Celiac disease • IBD ... length • Short bowel ... Differential #Diagnosis #Causes
Upper and Lower Causes of GI Bleed Upper: • Esophagus: Tear (Mallory Weiss, Boerhaave syndrome), Variceal, Esophagitis,
Upper and Lower Causes ... fistula Lower: • Bowel ... colitis, UC/Chrons (IBD ... differential #diagnosis #Causes ... #algorithm
Hypomagnesemia - Etiologies by Mechanism Decreased GI Uptake - Poor dietary intake (particularly common in alcoholics)
inhibitors - Primary intestinal ... Excessive GI losses ... Chronic diarrhea / IBD ... Low #Magnesium #Table ... Classification #Causes
Complications after Bariatric Surgery Post Bariatric Intestinal Failure: • Severe protein malnutrition after bariatric surgery • More
Post Bariatric Intestinal ... bolus to the small bowel ... (N/V bloating, abd ... Gastric bypass causes ... and addiction is
Handlebar Traumatic Injury Young girl presents to you after low energy, helmeted bicycle accident. Her vitals
abd w/contrast ... BAR INJURIES: classic ... in over 80% of cases ... injuries to the small bowel ... consultation, evaluation
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