13 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... G6PD deficiency) ... #Hemolytic #Intravascular ... #Causes #differential ... #diagnosis #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... Hemolysis - Differential ... anemia • ... Differential #Diagnosis ... #Hematology
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Causes of Neutropenia ... Myelofibrosis Stem cell ... Toxins • Aplastic Anemia ... Myelodysplasia Nutritional deficiency ... #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
malignancies • Anemia ... specifically: iron deficiency ... , hemolysis, hemorrhage ... #Diagnosis #Causes ... #hematology #secondary
Causes of Neutropenia - Differential Diagnosis
Neonate:
 - Infection - by far the most common cause
 -
Causes of Neutropenia ... Megaloblastic anemia-rare ... - Copper deficiency-rare ... diagnosis #causes ... #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Clinical Presentation ... Diagnosis: • hemolytic ... younger pts) Differential ... the RBCs causing intravascular ... #anemia #hematology
Chronic Lymphocytic Leukemia (CLL) - Summary
Overview: 
 • Most common leukemia in adults
 • Disorder of
immunophenotype Clinical ... PRCA, autoimmune neutropenia ... Lymphocytic #Leukemia #oncology ... #hematology #hemeonc ... #diagnosis #management
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
Clinical Presentation ... Difficulty breathing • Neutropenia ... and petechiae Causes ... #oncology #hematology ... #diagnosis #management
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... lymphoma (DLBCL, intravascular ... Cellular immune deficiency ... #management #treatment ... #summary #rheumatology
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
poor nutrition Clinical ... contribute to nonimmune hemolysis ... MSK: • Hemarthrosis ... , or any other cause ... #VitaminC #AscorbicAcid