17 results
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Blood Disorders ... - Markers and Differential ... Pelger-Huet, Macrocytic anemia ... bcr-able (+) ↑ WBC ... hematology #Markers #Differential
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Burr Cell RBC (Echinocyte ... Bite Cell RBC: G6PD ... Unstable hemoglobin disorders ... #Morphology #differential ... hematology #microscopy #atlas
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
RBC) Morphology ... Atlas • Microcytic ... coagulopathy (DIC) #RBC ... #Morphology #Atlas ... key #diagnosis #differential
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic ... Mean corpuscular (cell ... Red cell distribution ... (BM) ablative disorders ... Algorithm #Diagnosis #Workup
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential ... Consider sickle cell ... membrane disorder ... Diagnosis #Algorithm #workup
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... Diagnosis and Workup ... changes), high MCV anemia ... not required in all ... #Differential #
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
• Symptoms of anemia ... • hemolytic anemia ... Blood smear - RBC ... malignancies -> CLL ... younger pts) Differential
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
incompetent • CLL ... Lymphocytosis on CBC ... lymphoproliferative disorders ... • Neutropenia, anemia ... Leukemia #diagnosis #workup
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Microangiopathic hemolytic anemia ... ) (e.g. lupus, CLL ... lymphoproliferative disorders ... • Intrinsic RBC ... Extravascular #Causes #differential
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Dehydrogenase (LDH) - Differential ... concentrations in: RBCs ... • Hemolytic Anemias ... paralyses CNS Disorders ... Dehydrogenase #Elevated #differential