17 results
Algorithm for workup of thrombocytopenia based on observation of the peripheral blood film. 
TTP/HUS indicates thrombotic
Algorithm for workup ... , Hematology 2012 ... , p 193 #Diagnosis ... #Differential # ... Algorithm #Thrombocytopenia
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Diagnosis Algorithm ... ITP • SLE • CLL ... Diagnosis #Algorithm ... #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Diagnosis Algorithm ... effect following treatment ... following EtOH induced thrombocytopenia ... #Diagnosis #Algorithm ... #Causes #Hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
-> AML: Blast crises ... infiltrates (anemia, thrombocytopenia ... • Tumor lysis syndrome ... #Leukemia #Hematology ... #Oncology #Diagnosis
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... Diagnosis and Workup ... ITP, unexplained pancytopenia ... #Diagnosis #Causes ... #Workup #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Diagnosis Algorithm ... → Refer to hematology ... for workup, including ... #Diagnosis #Algorithm ... #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Chronic Lymphocytic ... Neutropenia, anemia, thrombocytopenia ... microglobulin Treatment ... #workup #oncology ... #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... microangiopathy: Thrombotic thrombocytopenic ... (HUS) • Other ... #differential # ... diagnosis #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Diagnosis Algorithm ... Consider sickle cell ... Schistocytes, thrombocytopenia ... #Diagnosis #Algorithm ... #workup #hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
formed or don’t work ... Marrow Failure • Chronic ... Workup: • Complete ... blood count with differential ... #diagnosis #hematology