12 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... uremic syndrome ... . primary cold agglutin ... • Intrinsic RBC ... differential #diagnosis #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Artifact (redo CBC ... Myelogenous Leukemia ... disorders • Celiac disease ... effect following treatment ... #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... : Acute blood loss ... , Acute hemolysis ... Diagnosis #Algorithm #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Syndrome (CAS): ... smear - RBC agglutination ... sensitize red blood ... #disease #hemolytic ... #anemia #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
cells can indicate disease ... Lymphocytosis: Absolute blood ... microglobulin Treatment ... #diagnosis #workup ... #oncology #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
hallmark for the disease ... of Peripheral blood ... from ischemia WBC ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Chronic leukemia ... extramedullary disease ... -> AML: Blast crises ... • Tumor lysis syndrome ... #Hematology #Oncology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
formed or don’t work ... Marrow Failure • Chronic ... Myelogenous Leukemia ... Myeloproliferative Disease ... #diagnosis #hematology
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
and petechiae Causes ... • ↓ WBC • ↓ ... Treatment: ... result from low blood ... #oncology #hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
promyelocytic leukemia ... ABO incompatible blood ... protein C and S Pathophysiology ... • Severe Liver Disease ... #hematology