25 results
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
in Hemolytic Anemia ... Extravascular Hemolysis ... LDH Peripheral smear ... #Anemia #Laboratory ... #Testing #workup
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Antibody Autoimmune Hemolytic ... reticulocytes • Hemolysis ... type ± C3d • Blood ... smear: Differential ... Antibody #Autoimmune #Hemolytic
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
Peripheral blood ... microangiopathic hemolytic ... and laboratory ... Microangiopathic hemolytic ... microangiopathic #hemolytic
Peripheral Blood Smear Analysis
Hypochromia
Megaloblastic Anemia
Schistocytes: Microangiopathic hemolytic anemia (e.g. DIC, TTP, HUS)
Microspherocytes: Autoimmune hemolytic anemia
Sickled red
Peripheral Blood ... Microangiopathic hemolytic ... Microspherocytes: Autoimmune hemolytic ... #hematology #microscopy ... interpretation #clinical
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory ... hemorrhage and hemolysis ... intravascular hemolysis ... out an immune hemolytic ... the severity of hemolysis
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Defects: Sickle cell anemia ... - Peripheral Blood ... Smear ↑ abnormal ... Urobilinogen #Hemolysis
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
• Asplenia Laboratory ... turnover • Acute blood ... loss • Hemolytic ... anemia • Splenomegaly ... HbA1c #HgbA1c #Laboratory
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Red Blood Cell ( ... Microangiopathic Hemolytic ... spherocytosis, Autoimmune hemolytic ... Cold autoimmune hemolytic ... diagnosis #hematology #microscopy
Dacrocytes (tear drop cells) 
Other poikilocytes resemble a pear or teardrop. The narrow, tapered end
may be
thalassemia, and some hemolytic ... anemias. ... #Clinical #Path ... #BloodSmear #Blood ... #Smear #Dacrocytes
Spur-Cell Anemia- A 31-year-old man with a history of cirrhosis, recurrent hepatic encephalopathy, and anemia presented
smear showed numerous ... , a form of hemolytic ... inflexible and prone to hemolysis ... #NEJM #clinical ... #smear