14 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 ... hemosiderin Urine hemoglobin ... Anemia #Laboratory #Testing ... #workup #diagnosis
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Differential Diagnosis Algorithm ... deficiency, Unstable hemoglobin ... metabolism defects, Hemoglobin ... #workup #hematology ... #testing
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic ... Algorithm and Causes ... #Hemolytic #Anemia ... #Algorithm #Differential ... #Causes #Workup
Approach to Neonatal Jaundice

Causes of pathologic hyperbilirubinemia can be classified as due to (1) increased bilirubin
Neonatal Jaundice Causes ... pre-hepatic; either hemolytic ... or non-hemolytic ... Neonatal #Jaundice #Algorithm ... #Differential #Workup
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Algorithm INDICATIONS ... evaluation or workup ... 1,500 cells/µL Workup ... for secondary causes ... eosinophilia (common causes
Hypereosinophilia Different Diagnosis and Workup
Secondary causes are broad so start with a med review, the most
Diagnosis and Workup ... Secondary causes ... the most common cause ... the US inpatient setting ... #algorithm
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... and Diagnosis Algorithm ... mimics, repeat testing ... Nephrology if cause ... #Workup #urology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
slightly elevated Hemoglobin ... decrease in most cases ... hemorrhage and hemolysis ... hematuria (without casts ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
Algorithm for the ... Hemorrhage or hemolysis ... the most likely cause ... recovery also causes ... #Workup #AAFP
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... LDH - Assess for hemolysis ... infections are common causes ... #glomerular #testing ... #workup #diagnosis