14 results
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 ... following EtOH induced thrombocytopenia ... Iron deficiency anemia ... #Diagnosis #Algorithm ... #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
- Differential ... malignancies • Anemia ... Myelodysplastic syndrome ... #Diagnosis #Causes ... #hematology #secondary
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
Myelodysplastic Syndrome ... old, ~10,000 new cases ... cytopenias (usually anemia ... Allogeneic stem cell ... #hematology #oncology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... microangiopathy: Thrombotic thrombocytopenic ... ) (e.g. lupus, CLL ... #differential # ... diagnosis #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
- infiltrates (anemia ... , thrombocytopenia ... • Tumor lysis syndrome ... #Leukemia #Hematology ... #Oncology #Diagnosis
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Orange or Hep C Clinical ... • Neutropenia, anemia ... , thrombocytopenia ... #workup #oncology ... #hematology
Chronic Lymphocytic Leukemia (CLL) - Summary
Overview: 
 • Most common leukemia in adults
 • Disorder of
Chronic Lymphocytic ... immunophenotype Clinical ... #Leukemia #oncology ... #hematology #hemeonc ... #diagnosis #management
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
platelet count (thrombocytopenia ... Marrow Failure • Chronic ... blood count with differential ... #diagnosis #hematology ... #oncology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Clinical Presentation ... infections/fevers • Thrombocytopenia ... and petechiae Causes ... #oncology #hematology ... #diagnosis #management