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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Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... B12 Deficiency ... Celiac disease, IBD ... #Deficiency #Cobalamin ... differential #diagnosis #causes
Fatigue and IBD Algorithm
 β€’ 40-50% patients have fatigue despite clinical remission
 β€’ Risk factors: BMI,
Algorithm β€’ 40- ... Monitor & correct B12 ... (B12, MMA) for ... restricted diet/deficiency ... /other causes β€’
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
Algorithm for the ... evaluation of macrocytic ... the most likely cause ... recovery also causes ... deficiency.
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 β€’ Vit B12 - aka cobalamin. Present in foods derived from animal
) Deficiency Etiology ... β€’ Common Causes ... diarrhea related to IBD ... total body stores Evaluation ... #Cobalamin #Deficiency
Causes of Iron Deficiency - Differential Diagnosis Algorithm
 β€’ Blood loss: GI (cancer, ulcer, IBD), GU
Causes of Iron Deficiency ... Differential Diagnosis Algorithm ... cancer, ulcer, IBD ... tony_breu #Iron #Deficiency ... #Fe #algorithm
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 β€’ (UIP) Usual Interstitial Pneumonia
Causes of Interstitial ... Differential Diagnosis Algorithm ... Lung #Diseases #ILD ... #Causes #Differential ... #Diagnosis #Algorithm
UCSF COVID-19 Adult Clinical Evaluation Guide - Updated April 10 2020

Clinical Presentation
β€’ Fever: hospitalized pts but
Adult Clinical Evaluation ... only symptom 3-12% ... Cardiac: multiple case ... UCSF COVID-19 ID ... Guide #Diagnosis #Algorithm
Esophageal Variceal Bleeding - Diagnosis and Management Summary
PRE-ENDOSCOPY
Vasoactive agents - Octreotide: 
 β€’ 50mcg bolus β†’
unclear source (in case ... performed within 12 ... TIPS β€’ Pre-TIPS evaluation ... Propranolol 10mg BID ... Carvedilol 3.125mg BID
Renal Replacement Therapy (RRT) - ICU One Pager Summary
Indications (AIEOU):
 β€’ A: Acidosis (usually severe metabolic)
Dialyzer is rigid case ... in the ICU: β€’ IHD ... (Sustained low efficiency ... daily dialysis): ~12
Approach to using the perfusion scan in Brain Death Evaluation

Like any diagnostic test, a flow scan
in Brain Death Evaluation ... death, so in this case ... considered in 12 ... Perfusion #Scan #Algorithm