4 results
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Drugs/Toxins • Ischemia ... • Alcoholic hepatitis ... Bile Ducts • Common ... • Pancreatic cancer ... #Causes
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Liver diseases and hepatitis ... Lymphoma or other cancers ... gastric and breast cancer ... DDX - Other causes ... #diagnosis #management
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Differential Diagnosis Algorithm ... an underlying cause ... phlebotomy, or chemo ... high - Chronic hypoxia ... workup, think about common
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
Common Causes ... attributable to tissue hypoxia ... and organ ischemia ... several days, Hb ... Deficiency #diagnosis #management