8 results
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
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Diagnosis Algorithm ... Warm AIHA • Cold ... Drug-induced AIHA - Abnormal ... perfringens - Complement-Mediated ... #Causes #Hematology
Complement Deficiency Testing Algorithm
 • Normal CH50 and AH50 AND High suspicion for complement deficiency
 •
Complement Deficiency ... Testing Algorithm ... suspicion for complement ... #Deficiency #Testing ... #Algorithm #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Positive Coombs testing ... post infectious setting ... younger pts) Differential ... temperatures by fixing complement ... hemolytic #anemia #hematology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Idiopathic • Normal ... Complement: IgA ... Glomerulonephritis #Vasculitis #differential ... #diagnosis #algorithm ... #rheumatology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia - Differential ... Diagnosis Algorithm ... Agglutination - Cold ... #workup #hematology ... #testing
Platelet disorders and Aggregometry
Glanzmann Thrombasthenia
 • Defective aggregation to all agonists except ristocetin
 • Normal platelet,
• This pattern could ... 1 or Type 3) — differentiate ... considered first-line testing ... Platelet #disorders #hematology ... #hemepath #differential
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... tests algorithm ... decision for repeat testing ... #Algorithm #Hepatology ... Liver #Enzymes #Differential
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Secondary Amenorrhea - Differential ... Diagnosis Algorithm ... failure (<35 years old ... Functional (e.g. eating ... #Diagnosis #Algorithm