GFATS - Overview: Glial Fibrillary Acidic Protein Alpha Subunit Antibody, Immunofluorescence Titer Assay, Serum

Reporting an end titer result in serum specimens Distinguishing autoimmune glial fibrillary acidic protein (GFAP) astrocytopathy from infectious meningoencephalitis and idiopathic inflammatory central nervous system (CNS) disorders such as...

HBAB - Overview: Hepatitis B Virus Surface Antibody, Qualitative/Quantitative, Serum

Identifying previous exposure to hepatitis B virus Determining adequate immunity from hepatitis B vaccination

HBABP - Overview: Hepatitis B Virus Surface Antibody Prenatal, Qualitative/Quantitative, Serum

Identifying previous exposure to hepatitis B virus in pregnant individuals Determining adequate immunity from hepatitis B vaccination during pregnancy

HBBSN - Overview: Hepatitis B Virus Surface Antibody Screen, Qualitative/Quantitative, Serum

Identifying previous exposure to hepatitis B virus

MPS1R - Overview: Endogenous Mucopolysaccharidosis Type I (IDUA [Alpha-L-Iduronidase]) Biomarker Reflex, Blood Spot

Second-tier testing of newborns with an abnormal primary screening result for mucopolysaccharidosis type I (MPS I, decreased alpha-L-iduronidase activity) where quantitation of the glycosaminoglycans dermatan and heparan sulfate is desired...

HBABT - Overview: Hepatitis B Virus Surface Antibody Monitor, Post-Transplant, Serum

Monitoring serum hepatitis B virus surface antibody levels during intravenous or intramuscular hepatitis B immune globulin therapy to prevent hepatitis B virus reinfection in liver transplant recipients with known previous chronic hepatitis...

OXYBS - Overview: Oxysterols, Blood Spot

Investigating a possible diagnosis of Niemann-Pick disease types A, B, or C using blood spot specimens Monitoring of individuals with Niemann-Pick disease type C This test is not useful for the identification of carriers.

BAIPD - Overview: Bile Acids for Peroxisomal Disorders, Serum

Biomarker for peroxisomal biogenesis disorders, such as Zellweger spectrum disorder and single enzyme defects of bile acid synthesis, including D-bifunctional protein deficiency and alpha methyl CoA racemases Monitoring patients receiving...

MMPGM - Overview: Mumps Virus Antibody, IgM and IgG, Serum

Diagnosis of mumps virus infection Determination of postimmunization immune response of individuals to the mumps vaccine Documentation of previous infection with mumps virus in an individual with no previous record of immunization to...

WNVS - Overview: West Nile Virus, RNA, PCR, Molecular Detection, Serum

Rapid testing for West Nile virus (WNV) RNA (lineage 1 and lineage 2) using serum specimens An adjunctive test to serology for detection of early WNV infection (ie, first few days after symptom onset) This test should not be used for...