13 results
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
malignancies • Anemia ... vera (PV) • Myelodysplastic ... syndrome • Myelofibrosis ... myeloid leukemia ... #Causes #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Myelogenous Leukemia ... disorders • Celiac disease ... effect following treatment ... Iron deficiency anemia ... Algorithm #Causes #Hematology
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
Myelodysplastic ... Syndrome (MD) - ... cytopenias (usually anemia ... transformation to acute leukemia ... #treatment #hematology
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
Aplastic Anemia ... • Symptomatic anemia ... megaloblastic anemia ... #Anemia #diagnosis ... #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Chronic leukemia ... - infiltrates (anemia ... ) CLL Symptoms: ... #Hematology #Oncology ... #Diagnosis
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
with no early symptoms ... • Neutropenia, anemia ... aplasia • ITP ... #CLL #Chronic ... #oncology #hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
count (anemia) ... • Aplastic Anemia ... Cell Leukemia ... #Syndromes #diagnosis ... #hematology #oncology
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
Aplastic Anemia ... • Aplastic anemia ... virus (EBV) • Leukemia ... anemia Treatment ... #hematology #diagnosis
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... hemolysis, deficiency anemia ... Rebound effect from treatment ... • Infections: Chronic ... #Algorithm #hematology
Chronic Lymphocytic Leukemia (CLL) - Summary
Overview: 
 • Most common leukemia in adults
 • Disorder of
Leukemia (CLL) ... of anemia or thrombocytopenia ... chemotherapy for low-risk disease ... marrow failure with anemia ... #hematology #hemeonc