98 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)
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
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Anemia 1) DIAGNOSE ... AIHA • Anemia ... type ± C3d • Blood ... smear: Differential ... #Anemia #diagnosis
Peripheral Blood Smear Analysis
Hypochromia
Megaloblastic Anemia
Schistocytes: Microangiopathic hemolytic anemia (e.g. DIC, TTP, HUS)
Microspherocytes: Autoimmune hemolytic anemia
Sickled red
Peripheral Blood ... Megaloblastic Anemia ... anemia (e.g. ... anemia Sickled ... interpretation #clinical #anemia
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Hemolytic Anemia ... • Peripheral blood ... → Sickle Cell anemia ... anemia (TTP, HUS ... #Anemia #Differential
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
Peripheral blood ... anemia. ... anemia is characterized ... #anemia #Hematology ... #Pathology #Smear
Warm vs Cold Autoimmune Hemolytic Anemia
Warm Autoimmune Hemolytic Anemia:
 • Mechanism: IgG and Complement-mediated
 • Etiology:
Anemia Warm Autoimmune ... Hemolytic Anemia ... Anemia: • Mechanism ... • Treatment: Warm ... #Anemia #hematology
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
Spur-Cell Anemia ... with spur-cell anemia ... anemia that can ... Spur-cell anemia ... #smear
Dacrocytes (tear drop cells) 
Other poikilocytes resemble a pear or teardrop. The narrow, tapered end
may be
metaplasia, pernicious anemia ... thalassemia, and some hemolytic ... anemias. ... Path #BloodSmear #Blood ... #Smear #Dacrocytes