13 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... microangiopathy: Thrombotic thrombocytopenic ... . primary cold agglutin ... #differential # ... diagnosis #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Myelofibrosis Infectious ... effect following treatment ... following EtOH induced thrombocytopenia ... Iron deficiency anemia ... #Causes #Hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... cardiac valve, vasculitis ... inclusions - If infection ... #Anemia #Differential ... #workup #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... Clinical Presentation ... Diagnosis: • hemolytic ... younger pts) Differential ... #anemia #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... , deficiency anemia ... , Vasculitides, ... : Chronic infections ... #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... DIC/TTP/HUS - Hemolytic ... anemia - Splenomegaly ... #Diagnosis #hematology ... #rheumatology #
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... anemia) • Systemic ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology ... #diagnosis #management
Chronic Lymphocytic Leukemia (CLL) - Summary
Overview: 
 • Most common leukemia in adults
 • Disorder of
Chronic Lymphocytic ... immunophenotype Clinical ... Complications: 1) Infection ... Leukemia #oncology #hematology ... #management
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
Clinical Presentation ... and petechiae Causes ... Treatment: ... #oncology #hematology ... #diagnosis #management
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
weeks without infection ... Physical Exam/Signs ... • Neutropenia, anemia ... , thrombocytopenia ... workup #oncology #hematology