ARBI - Overview: Acetylcholine Receptor (Muscle AChR) Binding Antibody, Serum

Supporting the diagnosis of autoimmune myasthenia gravis (MG) in adults and children Distinguishing autoimmune from congenital MG in adults and children or other acquired forms of neuromuscular junction transmission disorders An adjunct...

EBVPV - Overview: Epstein-Barr Virus (EBV), Molecular Detection, PCR, Varies

Rapid qualitative detection of Epstein-Barr virus (EBV) DNA in specimens Diagnosis of disease due to EBV This test should not be used to screen asymptomatic patients.

SPIRO - Overview: Spirochete Immunostain, Technical Component Only

This test will identify spirochete organisms in cases of intestinal spirochetosis, as well as cases of syphilis caused by infection with the spirochete Treponema pallidum.

SEMA3 - Overview: Semaphorin 3B (SEMA3B) Immunostain, Technical Component Only

Aiding in the diagnosis of semaphorin 3B-associated membranous nephropathy

PBGU - Overview: Porphobilinogen, Quantitative, Random, Urine

First-order test for evaluating a suspected acute porphyria: acute intermittent porphyria, hereditary coproporphyria, and variegate porphyria

CMVG - Overview: Cytomegalovirus (CMV) Antibodies, IgG, Serum

Determining whether a patient (especially transplant recipients and organ and blood donors) has had a recent infection or previous exposure to cytomegalovirus

IGA - Overview: Immunoglobulin A (IgA), Serum

Detection or monitoring of IgA monoclonal gammopathies and IgA-related immune deficiencies

REVE2 - Overview: Erythrocytosis Evaluation, Blood

Definitive, comprehensive, and economic evaluation of an individual with JAK2-negative erythrocytosis associated with lifelong sustained increased hemoglobin or hematocrit

TGRP - Overview: Testosterone, Total and Free, Serum

Alternative, second-level test for suspected increases or decreases in physiologically active testosterone: -Assessment of androgen status in cases with suspected or known sex hormone-binding globulin-binding abnormalities -Assessment of...

CRANR - Overview: Cortisol, Free, Random, Urine

Investigating suspected hypercortisolism when a 24-hour collection is prohibitive (ie, pediatric patients)