15 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Leukemia, Tumour ... ITP • SLE • CLL ... #Algorithm #Causes ... #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Chronic Myelogenous Leukemia ... disorders • Celiac disease ... effect following treatment ... #Algorithm #Causes ... #Hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
extramedullary disease ... infiltrates (anemia, thrombocytopenia ... lymphoid organs When Cancer ... #Hematology #Oncology ... #Diagnosis
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... - Differential Diagnosis ... family history - Medications ... not required in all ... #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
- Summary Cancer ... Orange or Hep C Clinical ... cells can indicate disease ... microglobulin Treatment ... #oncology #hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
promyelocytic leukemia ... organ damage Clinical ... • Severe Liver Disease ... #diagnosis #causes ... #hematology
Chronic Lymphocytic Leukemia (CLL) - Summary
Overview: 
 • Most common leukemia in adults
 • Disorder of
(CLL) - Summary ... immunophenotype Clinical ... chemotherapy for low-risk disease ... • Indications ... #oncology #hematology
Thrombotic Microangiopathy - TMAs
1. Not all MAHAs are due to TMAs but (almost) all TMAs cause
TMAs cause MAHA ... triad of MAHA + thrombocytopenia ... APS, SRC, SLE), cancer ... Microangiopathy #TMAs #hematology ... #diagnosis #ttp
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... specifically immune thrombocytopenia ... DDX - Other causes ... Epstein-Barr syndrome, HIV ... hypogammaglobulinemia #immunology #hematology
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Myeloproliferative disease ... Heparin-induced thrombocytopenia ... intravascular coagulation ... and other causes ... pathophysiology #hematology