27 results
Aplastic Anemia Summary

 • Definition
 • Pathophysiology
 • DDx: AA vs Hypocellular MDS
 • Expectation
 •
Aplastic Anemia ... Definition • Pathophysiology ... vs Hypocellular MDS ... #diagnosis #oncology ... #hematololgy
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
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Chronic Myelogenous Leukemia ... Iron deficiency anemia ... #Thrombocytosis ... Algorithm #Causes #Hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
basophilia, and thrombocytosis ... Significant ↓ PLT ... - infiltrates (anemia ... count • ↓Hg & PLT ... #Hematology #Oncology
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
cytopenias (usually anemia ... transformation to acute leukemia ... Myelodysplastic #Syndrome #MDS ... Management #treatment #hematology ... #oncology
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 ... Matthew Ho, MD
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
Aplastic Anemia ... • Symptomatic anemia ... Can progress to MDS ... or acute leukemia ... management #treatment #hematology
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
myelodysplastic syndrome (MDS ... virus (EBV) • Leukemia ... Hypocellular/Hypoplastic MDS ... • ↓ WBC • ↓ PLT ... #oncology #hematology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Pelger-Huet, Macrocytic anemia ... PV), Essential Thrombocytosis ... (MF), Reactive Thrombocytosis ... - Amy Chung, MD ... Blood #Disorders #hematology