17 results
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Normal Blood Smear ... RBCs in Rouleaux ... Cells, Normal WBCs ... #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... peripheral blood smear ... changes), high MCV anemia ... dysplasia on the smear ... #Workup #hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Overall Approach to Anemia ... Normochromic RBCs on Smear ... Spherocytes on Smear ... Diagnosis #Algorithm #Causes ... #Hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
2) External (RBC ... Infections/toxins: Malaria ... Defects: Sickle cell anemia ... Peripheral Blood Smear ... Differential #Diagnosis #hematology
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
(RBC = red blood ... ordering a peripheral smear ... the most likely cause ... recovery also causes ... of the initial work-up
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... suspected, consider malaria ... ARUPLabs #Hemolytic #Anemia ... Diagnosis #Algorithm #workup ... #hematology #testing
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
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Causes of Extravascular ... elliptocytosis - RBC ... Infections • Malaria ... immune-complex hemolytic anemia ... #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... • Intrinsic RBC ... • Infections: Malaria ... Extravascular #Causes ... #anemia
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
result in severe anemia ... Peripheral blood smear ... from ischemia WBC ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
Indications for Serum Protein Electrophoresis (SPEP)
 • Suspected multiple myeloma, Waldenström's macroglobulinemia, primary amyloidosis, or related
• New-onset anemia ... bleeding) • Rouleaux ... peripheral blood smear ... • Unexplained pathologic ... Electrophoresis #SPEP #Hematology