22 results
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Chronic Myelogenous Leukemia ... • Rheumatic disorders ... • Celiac disease ... Iron deficiency anemia ... #Causes #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... Diagnosis and Workup ... changes), high MCV anemia ... Diagnosis #Causes ... #Workup #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... microangiopathy: Thrombotic thrombocytopenic ... lymphoproliferative disorders ... #differential # ... diagnosis #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Schistocytes, thrombocytopenia ... Consider RBC membrane disorder ... #Anemia #Differential ... #workup #hematology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... / Bruising - Differential ... Diagnosis Algorithm ... Thrombocytopenia ... #Causes #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
DIC/TTP/HUS - Hemolytic ... anemia - Splenomegaly ... #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
- Differential ... • Lymphoma • Leukemia ... Myeloproliferative disorders ... Serum Sickness Hemolytic ... #Causes #Hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Diagnosis Algorithm ... 80-100 fL) • Bleeding ... • Hemolysis ... #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
malignancies • Anemia ... iron deficiency, hemolysis ... Chronic myeloid leukemia ... #Diagnosis #Causes ... #hematology #secondary
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
, Bleeding gastric ... Thrombotic idiopathic thrombocytopenia ... Morphology #Atlas #key #diagnosis ... #differential # ... hematology