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
Laboratory Testing ... in Hemolytic Anemia ... Extravascular Hemolysis ... #Anemia #Laboratory ... #Testing #workup
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Algorithm and Causes ... #Hemolytic #Anemia ... #Algorithm #Differential ... #Causes #Workup ... GrepMed Recommended Text
Anemia - Workup and Differential Diagnosis
 - History, Physical Exam, Labs
 - Microcytic
 - Normocytic
 -
Anemia - Workup ... and Differential ... Macrocytic - Hemolytic ... #Anemia #Workup ... Diagnosis #causes
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Iron Deficiency Anemia ... patients with anemia ... • Additional laboratory ... Non-invasive testing ... Gastrointestinal #Evaluation #workup
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
Causes of False ... • Asplenia Laboratory ... blood loss • Hemolytic ... anemia • Splenomegaly ... Diagnosis #DM2 #Differential
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential ... #Anemia #Differential ... Diagnosis #Algorithm #workup ... #hematology #testing
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory ... value is low, tests ... anemia Indirect ... WBC count and differential ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... Diagnosis and Workup ... smear, HIV/HCV testing ... K), H. pylori test ... changes), high MCV anemia
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
anemia • Cold ... Positive Coombs testing ... younger pts) Differential ... • Diagnostic Test ... Donath-Landsteiner test
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Defects: Sickle cell anemia ... Hypophostphatemia Laboratory ... Tests: - Haptoglobin ... #Differential #