15 results
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Diagnosis Algorithm ... - Abnormal morphology ... Pelger-Huet, Macrocytic anemia ... bcr-able (+) ↑ WBC ... #hematology #Markers
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Agglutinin Syndrome ... Diagnosis: • hemolytic ... anemiaCold ... #hemolytic #anemia ... #hematology #diagnosis
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
) (e.g. lupus, CLL ... agglutin disease ... lymphoproliferative disorders ... Extravascular #Causes #differential ... #diagnosis #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Agglutination - Cold ... agglutinins disease ... #Anemia #Differential ... #workup #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
RBC) Morphology ... Unstable hemoglobin disorders ... #Morphology #differential ... #diagnosis #hematology ... #microscopy #atlas
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
malignancies • Anemia ... iron deficiency, hemolysis ... Chronic inflammatory disorders ... Myelodysplastic syndrome ... #hematology #secondary
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
RBC) Morphology ... uremic syndrome ... #key #diagnosis ... #differential # ... hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Autoimmune: Warm AIHA, Cold ... Drug-associated, PCH, Evans Syndrome ... anemia, Thalassemias ... Diagnosis #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... Diagnosis and Workup ... practices that could ... changes), high MCV anemia ... #Workup #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Orange or Hep C Clinical ... lymphoproliferative disorders ... • Neutropenia, anemia ... #workup #oncology ... #hematology