12 results
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
• Sickle cell ... immune-complex hemolytic anemia ... Prosthetic heart valves ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... lymphoproliferative disorders ... #Causes #differential ... #diagnosis #hematology ... #anemia
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
- Markers and Differential ... Diagnosis Algorithm ... Pelger-Huet, Macrocytic anemia ... Myelofibrosis (MF ... #hematology #Markers
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
malignancies - B-cell ... younger pts) Differential ... sensitize red blood cells ... the RBCs causing intravascular ... #hematology #diagnosis
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential ... • Sickle cells ... Consider RBC membrane disorder ... #workup #hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
HELLP - Grafts, Valves ... Drug-associated, PCH ... Defects: Sickle cell ... anemia, Thalassemias ... #Diagnosis #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
activity - A low value ... If the value is ... reflection of intravascular ... WBC count and differential ... #Workup #Hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
are a group of disorders ... formed or don’t work ... blood count with differential ... Myelodysplastic #Syndromes #diagnosis ... #hematology #oncology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
• Autoimmune disorders ... Weight loss • Anemia ... Hodgkin Lymphoma Workup ... Immunohistochemical studies (to differentiate ... classification #hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... Malignancy (e.g. hematologic ... Angioimmunoblastic T-cell ... lymphopenia, low PLT • Anemia ... : • Chronic B-cell