12 results
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... ): • Acute infection ... malignancies • Anemia ... Myelodysplastic syndrome ... #Causes #hematology
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
Aplastic Anemia ... (transfusions, antibiotics ... Can progress to MDS ... or acute leukemia ... #Anemia #diagnosis
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
Myelodysplastic Syndrome ... (MD) - Diagnosis ... leukemia Management ... Myelodysplastic #Syndrome ... #MDS #Diagnosis
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
Constitutional Syndromes ... Constitutional Syndromes ... marrow-failure syndromes ... anemia Treatment ... #hematology #diagnosis
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Chronic Myelogenous Leukemia ... Infectious: • Acute ... Iron deficiency anemia ... #Algorithm #Causes
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Megakaryopoiesis • Aplastic ... Anemia • Toxic ... Leukemia, Tumour ... Non-lmmune: • HELLP Syndrome ... #Algorithm #Causes
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
hemolysis, deficiency anemia ... Rebound effect from treatment ... Kawasaki, Nephrotic syndrome ... Matthew Ho, MD ... #Algorithm #hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
Myelodysplastic Syndromes ... Myelodysplastic syndromes ... • AnemiaAplastic ... isoniazid) • Antibiotics ... #diagnosis #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Leukemias Overview ... develop leukostasis syndrome ... - infiltrates (anemia ... • Tumor lysis syndrome ... #Diagnosis
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
• Neutropenia, anemia ... Pure red cell aplasia ... • Richter’s Syndrome ... ’s lymphoma or acute ... • Sezary syndrome