29 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... Diagnosis Algorithm Signs ... of anemia and hemolysis ... Hemolytic Anemias ... Diagnosis #Algorithm #hematology
Pathophysiology, Signs and Symptoms of Hemolytic Anemia

#Pathophysiology #Hemolytic #Anemia #hematology #diagnosis #signs #symptoms
Pathophysiology, ... Signs and Symptoms ... of Hemolytic Anemia ... #Hemolytic #Anemia ... #hematology #diagnosis
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Warm Antibody Autoimmune ... Hemolytic Anemia ... ↑ LDH • Anti-RBC ... #Hemolytic #Anemia ... management #treatment #rheumatology
Pathophysiology of Hemolytic Anemia
 - Defects in RBC internal contents (thalassemia, hemoglobinopathies, and metabolic defects)
 -
Pathophysiology ... of Hemolytic Anemia ... environment #Pathophysiology ... #Hemolytic #Anemia ... #hematology
Autoimmune Hemolytic Anemia (AIHA) Pathophysiology - Warm vs Cold AIHA
Warm AIHA:
 - 70%; IgG mediated
 -
Autoimmune Hemolytic ... Anemia (AIHA) Pathophysiology ... #Hemolytic #Anemia ... #Pathophysiology ... #diagnosis #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
anemia): ... idiopathic) - Autoimmune ... • Intrinsic RBC ... differential #diagnosis #hematology ... #anemia
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Cold AIHA • Alloimmune ... elliptocytosis - RBC ... anemia • ... Acute HTR - Mechanical ... Algorithm #Causes #Hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Normal RBCs • Acute ... Bleed • Hemolysis ... Microangiopathic Hemolytic ... Algorithm #Causes #Hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
spherocytosis, Autoimmune ... hemolytic anemia ... Agglutinate: Cold autoimmune ... hemolytic anemia ... differential #diagnosis #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
Index > 3: • Acute ... Retroperitoneal, Uterine • Hemolysis ... : Autoimmune, Microangiopathic ... hemolytic anemia ... Production #Index #hematology