367 results
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Autoimmune Hemolytic Anemia ... DIAGNOSE AIHA • Anemia ... C3d • Blood smear ... : Differential → ... #diagnosis #management
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... - Differential ... Algorithm Signs of anemia ... Abnormal peripheral smear ... #Differential #
Megaloblastic Anemia vs Normal Peripheral Smear

#Megaloblastic #Anemia #Peripheral #Smear #Comparison #Clinical #Hypersegmented #Neutrophil
Megaloblastic Anemia ... Normal Peripheral Smear ... Megaloblastic #Anemia ... #Peripheral #Smear
Differential Diagnosis of Anemias #Diagnosis #IM #Honc #Anemia #Differential #Iron #Algorithm #Microcytic #Macrocytic #Normocytic #Ddxof
Differential Diagnosis ... of Anemias #Diagnosis ... #IM #Honc #Anemia ... #Differential #
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Overall Approach to Anemia ... - Differential ... Normochromic RBCs on Smear ... Spherocytes on Smear ... Classification #Approach #Differential
Dacrocytes (tear drop cells) 
Other poikilocytes resemble a pear or teardrop. The narrow, tapered end
may be
metaplasia, pernicious anemia ... some hemolytic anemias ... BloodSmear #Blood #Smear
Peripheral Blood Smear Analysis
Hypochromia
Megaloblastic Anemia
Schistocytes: Microangiopathic hemolytic anemia (e.g. DIC, TTP, HUS)
Microspherocytes: Autoimmune hemolytic anemia
Sickled red
Peripheral Blood Smear ... Megaloblastic Anemia ... Microangiopathic hemolytic anemia ... Autoimmune hemolytic anemia ... Peripheral #Blood #Smear
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Hemolytic Anemia ... - Differential ... Peripheral blood smear ... → Sickle Cell anemia ... #Differential #
Autoimmune Hemolytic Anemia (AIHA) Pathophysiology - Warm vs Cold AIHA
Warm AIHA:
 - 70%; IgG mediated
 -
Autoimmune Hemolytic Anemia ... or negative - Smear ... C3 positive - Smear ... Autoimmune #Hemolytic #Anemia
Laboratory Testing in Hemolytic Anemia

Intravascular vs Extravascular Hemolysis
Reticulocytes
Unconjugated bilirubin
LDH
Peripheral smear
Haptoglobin
Urine hemosiderin
Urine hemoglobin
Carboxyhemoglobin

#Hemolytic #Anemia #Laboratory #Testing #workup
Testing in Hemolytic Anemia ... LDH Peripheral smear ... #Hemolytic #Anemia