13 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Red Blood Cell ( ... Unstable hemoglobin disorders ... hemolytic anemia ... RBC #Morphology #differential ... #diagnosis #hematology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Blood Disorders ... Pseudo Pelger-Huet, Macrocytic ... anemia - ... (CLL) - CD38(new ... #Disorders #hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell ( ... spherocytosis, Hemolytic ... Morphology #Atlas #key ... #diagnosis #differential ... #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
) (e.g. lupus, CLL ... , lymphoma, idiopathic ... lymphoproliferative disorders ... Extravascular #Causes #differential ... #diagnosis #hematology
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
in peripheral blood ... High in acute blood ... loss, hemolysis ... (BM) ablative disorders ... #Workup #Hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
- Lymphoid Malignancy ... anemiaCold ... younger pts) Differential ... #hemolytic #anemia ... #hematology #diagnosis
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Agglutination - Cold ... Consider RBC membrane disorder ... #Anemia #Differential ... #workup #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... : Acute blood loss ... , Acute hemolysis ... , deficiency anemia ... #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... plateletcount), peripheral blood ... pylori test (GI symptoms ... changes), high MCV anemia ... #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
with no early symptoms ... cells can indicate disease ... lymphoproliferative disorders ... • Neutropenia, anemia ... #oncology #hematology