ATR - Overview: Isoagglutinin Titer, Anti-A, Serum

Evaluation of individuals with possible hypogammaglobulinemia Investigation of suspected roundworm infections

BTR - Overview: Isoagglutinin Titer, Anti-B, Serum

Evaluation of individuals with possible hypogammaglobulinemia

CD4NY - Overview: CD4 Count for Monitoring, New York, Blood

Only orderable by New York clients Serial monitoring of CD4 T-cell count in patients who are HIV-positive Follow-up and diagnostic evaluation of primary cellular immunodeficiencies, including severe combined immunodeficiency T-cell...

PBDC - Overview: Lead, Capillary, with Demographics, Blood

Detecting lead toxicity with capillary collections

3A5Q - Overview: Cytochrome P450 3A5 Genotype, Varies

Aids in optimizing treatment with tacrolimus and other drugs metabolized by cytochrome P450 3A5

HEAG - Overview: Hepatitis B Virus e Antigen and Hepatitis B Virus e Antibody, Serum

Determining the presence or absence of detectable hepatitis B virus e antigen and antibody in monitoring infection status of individuals with chronic hepatitis B Determining infectivity of hepatitis B virus (HBV) carriers Monitoring...

HBNTP - Overview: Hepatitis B Virus Surface Antigen Confirmation, Prenatal, Serum

Diagnosis of acute, recent, or chronic hepatitis B in prenatal patients This test is not useful during the "window period" of acute hepatitis B (ie, after disappearance of hepatitis B virus surface antigen [HBsAg] and prior to appearance...

ABOMR - Overview: ABO/Rh, Blood

Determining blood group ABO and Rh only

DCTR - Overview: Direct Antiglobulin Test (Polyspecific), Blood

Demonstrating in vivo coating of red blood cells with IgG or the complement component C3d in the following settings: -Autoimmune hemolytic anemia -Hemolytic transfusion reactions -Drug-induced hemolytic anemia

CATTR - Overview: Cold Agglutinin Titer, Serum

Detection of cold agglutinins in patients with suspected cold agglutinin disease This test is not recommended to diagnose Mycoplasma pneumoniae infections.