181 results
Warm vs Cold Autoimmune Hemolytic Anemia
Warm Autoimmune Hemolytic Anemia:
 • Mechanism: IgG and Complement-mediated
 • Etiology:
Cold Autoimmune Hemolytic ... Warm Autoimmune Hemolytic ... Immunosuppression, Splenectomy ... Cold Autoimmune Hemolytic ... Mostly transient hemolysis
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Antibody Autoimmune Hemolytic ... reticulocytes • Hemolysis ... Rituximab +++ 3 - Splenectomy ... Antibody #Autoimmune #Hemolytic
Autoimmune Hemolytic Anemia (AIHA) Treatment
Warm AIHA:
1) Steroids - 1-2 mg/kg prednisone daily
   • Until
Autoimmune Hemolytic ... > 10, no more hemolysis ... : Ritux, IVIg, Splenectomy ... AIHA #Autoimmune #Hemolytic
Common RBC Inclusions and Associations
 • Howell Jolly Bodies: Hyposplenism, Asplenism, Severe hemolytic anemia
 • Heinz
Asplenism, Severe hemolytic ... Sideroblastic anemia, Hemolytic ... anemia, Post-splenectomy
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
phenotype, Post-splenectomy ... Microangiopathic Hemolytic ... spherocytosis, Autoimmune hemolytic ... Hemoglobinopathies, Post-splenectomy ... Cold autoimmune hemolytic
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
spherocytosis, Hemolytic ... intoxication, Post-splenectomy ... Schistocytes - Hemolytic
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
iron deficiency, hemolysis ... sarcoidosis) • Post-splenectomy
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
blood loss, Acute hemolysis ... Asplenia/post-splenectomy
Pulmonary Hypertension Groups - WHO Classification
Group I - Vascular remodeling of pulmonary arteries
 • Idiopathic, HIV,
Sarcoidosis, chronic hemolytic ... sickle cell anemia, splenectomy
Hemolytic Anemia - Hemolysis Diagnostic Workup

Infographic by: Howard Ong

#Hemolysis #Hemolytic #Anemia #Algorithm #MAHA #TTP #Diagnosis #Workup
Hemolytic Anemia ... - Hemolysis Diagnostic ... Howard Ong #Hemolysis ... #Hemolytic #Anemia