EPOR - Overview: Erythropoietin Receptor (EPOR) Gene, Exon 8 Sequencing, Whole Blood

Assessing EPOR in the evaluation of an individual with JAK2-negative erythrocytosis associated with lifelong sustained increased red blood cell (RBC) mass, elevated RBC count, hemoglobin, or hematocrit

MCADZ - Overview: Medium-Chain Acyl-CoA Dehydrogenase (MCAD) Deficiency Full Gene Analysis, Varies

Confirmation of diagnosis of medium-chain acyl-CoA dehydrogenase (MCAD) deficiency (as a follow-up to biochemical analyses) Screening of at-risk carriers of MCAD deficiency when an affected relative has not had molecular testing Diagnosis...

PNBX - Overview: Peripheral Nerve Pathology Consultation

Evaluating diseases of the nerve and disorders that affect nerve function

NAT2Q - Overview: N-Acetyltransferase 2 (NAT2) Genotype, Varies

Identifying patients who may be at risk for altered metabolism of drugs that are substrates of arylamine N-acetyltransferase type 2, including isoniazid

BGA - Overview: Beta-Galactosidase, Leukocytes

Aiding in the diagnosis of GM1 gangliosidosis, Morquio B disease, and galactosialidosis This test is not suitable for carrier detection.

FAO - Overview: Fatty Acid Oxidation Probe Assay, Fibroblast Culture

In vitro confirmation of biochemical diagnoses of the following fatty acid oxidation disorders: -Short-chain acyl-CoA dehydrogenase deficiency -Medium-chain acyl-CoA dehydrogenase deficiency -Long-chain 3-hydroxyacyl-CoA dehydrogenase...

TERTD - Overview: TERT Promoter Mutation Analysis, Droplet Digital PCR, Tumor

Identifying specific mutations within the TERT promoter that assist in tumor diagnosis/classification

NADF - Overview: Newborn Aneuploidy Detection, FISH, Blood

Screening for chromosomal aneuploidies of chromosomes 13, 18, 21, X, and Y in newborn peripheral blood specimens

WGSEQ - Overview: Gamma-Globin Full Gene Sequencing, Varies

An adjunct in the interpretation of hemoglobin electrophoresis results Evaluation for suspected gamma variants or nondeletional hereditary persistence of fetal hemoglobin Assessment of unstable gamma chain variants when other tests for...

C9ORF - Overview: C9orf72 Hexanucleotide Repeat, Molecular Analysis, Varies

Molecular confirmation of clinically suspected cases of c9FTD/ALS, frontotemporal dementia (FTD), or amyotrophic lateral sclerosis (ALS) Presymptomatic testing for individuals with a family history of c9FTD/ALS and a documented expansion...