64 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... Algorithm Signs of anemia ... Abnormal peripheral smear ... Anemias (AIHAs) ... Anemias (AHAs)
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 ... Microangiopathic hemolytic ... Microspherocytes: Autoimmune hemolytic ... Peripheral #Blood #Smear ... Analysis #hematology #microscopy
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
Laboratory Testing in Hemolytic ... Anemia Intravascular ... Extravascular Hemolysis ... LDH Peripheral smear ... #Anemia #Laboratory
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
anemia. ... polychromatophilic cells ... arrow) Peripheral smear ... #Pathology #Smear ... #Microscopy
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Hemolytic Anemia ... Peripheral blood smear ... History • Bite cells ... Deficiency • Sickle cells ... → Sickle Cell anemia
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Antibody Autoimmune Hemolytic ... Anemia 1) DIAGNOSE ... AIHA • Anemia ... C3d • Blood smear ... #Anemia #diagnosis
Dacrocytes (tear drop cells) 
Other poikilocytes resemble a pear or teardrop. The narrow, tapered end
may be
Dacrocytes (tear drop cells ... metaplasia, pernicious anemia ... thalassemia, and some hemolytic ... anemias. ... BloodSmear #Blood #Smear
Autoimmune Hemolytic Anemia (AIHA) Pathophysiology - Warm vs Cold AIHA
Warm AIHA:
 - 70%; IgG mediated
 -
Autoimmune Hemolytic ... Anemia (AIHA) Pathophysiology ... or negative - Smear ... C3 positive - Smear ... #Anemia #Pathophysiology
Spur-Cell Anemia- A 31-year-old man with a history of cirrhosis, recurrent hepatic encephalopathy, and anemia presented
peripheral-blood smear ... , a form of hemolytic ... Spur cells acquire ... inflexible and prone to hemolysis ... peripheral #blood #smear
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Bleed • Hemolysis ... Microangiopathic Hemolytic ... Anemias (MAHA) ... , Target Cells