30 results
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... : SIBO, Celiac disease ... , IBD, Lymphoma, ... Amyloidosis, Resection ... Deficiency #Cobalamin #differential
Causes of Fat Malabsorption - Differential Diagnosis
Biliary Duct Obstruction
 • Autoimmune— PBC, PSC
 • Infection— liver
Causes of Fat Malabsorption ... - Differential ... • Pancreatic resection ... • IBD- CD, UC ... • Small bowel resection
Stages in the development of HF and recommended therapy by stage. ACEI indicates angiotensin-converting enzyme inhibitor;
coronary artery disease ... mellitus; EF, ejection ... with preserved ejection ... failure with reduced ejection ... #Management #Cardiology
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
Receptor (sTfR) to differentiate ... ileal Crohn's/resection ... fatigue despite disease ... /other causes • ... #management
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Causes of acute ... surgery or ileal resection ... Systemic disease ... Chronic #Diarrhea #management ... #diagnosis #differential
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Pott's Disease in ... extrapulmonary cases ... pulmonary TB PE ... excisional biopsy - Detection ... #Summary
Causes of Post-Partum Hemorrhage - Differential Diagnosis Algorithm
Blood Loss: >500mL post vaginal delivery OR >1000 mL
Causes of Post-Partum ... Diagnosis Algorithm ... post Caesarean section ... . heparin) • Pre-existing ... von Willebrand's disease
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Biostatistics Summary ... negative tests are ... positive tests are ... increase power) Selection ... Lead-time bias: early detection
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Rhabdomyolysis - Differential ... Diagnosis and Management ... Summary Trauma ... several times per ... #Summary #causes
Esophageal Variceal Bleeding - Diagnosis and Management Summary
PRE-ENDOSCOPY
Vasoactive agents - Octreotide: 
 • 50mcg bolus →
Diagnosis and Management ... Summary PRE-ENDOSCOPY ... unclear source (in case ... following TIPS • Pre-TIPS ... achieved Non-selective