17 results
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Myelogenous Leukemia ... following EtOH induced thrombocytopenia ... malignancy • Iron deficiency ... anemia #Thrombocytosis ... Algorithm #Causes #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
- Differential ... Megakaryopoiesis • Aplastic Anemia ... Leukemia, Tumour ... ITP • SLE • CLL ... Algorithm #Causes #Hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Schistocytes, thrombocytopenia ... #Anemia #Differential ... Diagnosis #Algorithm #workup ... #hematology #testing
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Chronic leukemia ... (Chronic Myeloid ... - infiltrates (anemia ... , thrombocytopenia ... #Hematology #Oncology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
anemia, Chronic ... Liver Disease, MDS ... Microangiopathic Hemolytic ... RBC #Morphology #differential ... #diagnosis #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
anemia): ... microangiopathy: Thrombotic thrombocytopenic ... G6PD deficiency) ... Extravascular #Causes #differential ... #diagnosis #hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
malignancies • Anemia ... specifically: iron deficiency ... , hemolysis, hemorrhage ... myeloid leukemia ... Diagnosis #Causes #hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
spherocytosis, Hemolytic ... Schistocytes - Hemolytic ... Thrombotic idiopathic thrombocytopenia ... key #diagnosis #differential ... #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Chronic Lymphocytic ... • Neutropenia, anemia ... , thrombocytopenia ... #workup #oncology ... #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
deficiencies: Iron deficiency ... defects (e.g. sickle cell ... anemia, G6PD deficiency ... Production #Index #hematology ... #anemia #differential