12 results
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Hemolysis - Differential ... Cold AIHA • PCH ... immune-complex hemolytic anemia ... Prosthetic heart valves ... Algorithm #Causes #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Microangiopathic hemolytic anemia ... idiopathic) - Autoimmune ... #Causes #differential ... #diagnosis #hematology ... #anemia
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
HELLP - Grafts, Valves ... Membrane): - Autoimmune ... Drug-associated, PCH ... Defects: Sickle cell anemia ... #Diagnosis #hematology
Autoimmune Hemolytic Anemia (AIHA) Treatment
Warm AIHA:
1) Steroids - 1-2 mg/kg prednisone daily
   • Until
Autoimmune Hemolytic ... Anemia (AIHA) Treatment ... esp if severe disease ... , Splenectomy, MMF ... #management #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Viral infection, autoimmune ... CLL (older) • Autoimmune ... pts) Differential ... the RBCs causing intravascular ... #hematology #diagnosis
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
hallmark for the disease ... If the value is ... reflection of intravascular ... WBC count and differential ... Diagnosis #Workup #Hematology
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Corticosteroid use • Autoimmune ... diseases • Chemotherapy ... appreciate the value ... #differential # ... neutrophil #WBC #CBC #hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... • Non-autoimmune ... Malignancy (e.g. hematologic ... deficiencies • Autoimmune ... lymphopenia, low PLT • Anemia
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
Immunosuppression • Autoimmune ... Immunohistochemical studies (to differentiate ... number of sites of disease ... Hodgkin Lymphoma Treatment ... classification #hematology
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... to bolus these values ... presentations and disease ... before beginning treatment ... 30mmHg) - Severe anemia