44 results
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... Chain deposition disease ... @AnnKumfer #Hypocomplementemia ... #Low #Complement
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Differential Diagnosis Algorithm ... JAK-2 Positive - Low ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Diagnosis Algorithm ... How we define polycythemia ... levels: realllly low ... can drive this disease ... As with many disease
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Erythrocytosis - Polycythemia ... Differential Diagnosis Algorithm ... - Acquired Causes ... Cardiac/pulmonary disease ... Differential #Diagnosis #Algorithm
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Causes of Splenomegaly ... Differential Diagnosis Algorithm ... disorders (eg. polycythemia ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... staining): • Low ... Complement: Post-strep ... involvement: Anti-GBM Disease ... differential #diagnosis #algorithm
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... often involved • Hypocomplementemic ... Urticaria and hypocomplementemia ... against MPO • Complement ... (Low levels mixed
Causes of Iron Deficiency - Differential Diagnosis Algorithm
 • Blood loss: GI (cancer, ulcer, IBD), GU
Causes of Iron Deficiency ... Differential Diagnosis Algorithm ... Pregnancy, Lactation, Low ... conditions, Obesity, Polycythemia ... #Fe #algorithm
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
inhibitors Other causes ... - Sickle cell disease ... Ketoconazole Low ... #Hyperkalemia #Algorithm ... #differential #causes
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Differential Diagnosis Algorithm ... thrombocytosis • Polycythemia ... disorders • Celiac disease ... #Causes #Hematology