15 results
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Chronic Myelogenous Leukemia ... effect following treatment ... Iron deficiency anemia ... Algorithm #Causes #Hematology
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - ... Reactive: • Anemia ... Chronic Myeloid Leukemia ... BrighamChiefs #Thrombocytosis ... causes #Platelets #hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... a.k.a Reactive Thrombocytosis ... malignancies • Anemia ... Chronic myeloid leukemia ... Diagnosis #Causes #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Lymphocytes - T or B lineage ... ALL is of B-cell lineage ... basophilia, and thrombocytosis ... Neutrophils • Immature/Myeloblasts ... - infiltrates (anemia
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
Aplastic Anemia ... Treatment: • Consider ... to MDS or acute leukemia ... diagnosis #management #treatment ... #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Approach to Thrombocytosis ... → Refer to hematology ... Consider reactive thrombocytosis ... hemolysis, deficiency anemia ... Rebound effect from treatment
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
cytopenias (usually anemia ... transformation to acute leukemia ... only curative treatment ... Diagnosis #Management #treatment ... #hematology #oncology
Chronic Lymphocytic Leukemia (CLL) - Summary
Overview: 
 • Most common leukemia in adults
 • Disorder of
Chronic Lymphocytic Leukemia ... • Most common leukemia ... 5) Symptoms of anemia ... marrow failure with anemia ... #oncology #hematology
A 37-year-old woman initially presented with pancytopenia and found to have leukopenia (2.1 × 103/μL) with
promyelocytes, anemia ... promyelocytic leukemia ... hospitalization and treatment ... maturation, and mixed lineage ... leukemia.
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Chronic Lymphocytic Leukemia ... • Most common leukemia ... • Neutropenia, anemia ... microglobulin Treatment ... workup #oncology #hematology