MURA - Overview: Lysozyme (Muramidase), Plasma

As a screening test for ocular sarcoidosis Confirming marked increases in the granulocyte or monocyte pools as in granulocytic or monocytic leukemias, myeloproliferative disorders, and malignant histiocytosis Following the course of...

ANCA - Overview: Cytoplasmic Neutrophil Antibodies, Serum

Evaluating patients with clinical features of ANCA-associated vasculitis, specifically granulomatosus with polyangiitis, microscopic polyangiitis, and eosinophilic granulomatosus with polyangiitis

OHPG - Overview: 17-Hydroxyprogesterone, Serum

Screening test for congenital adrenal hyperplasia (CAH), caused by either 11- or 21-hydroxylase deficiency, when used in combination with testing for cortisol and androstenedione As part of a battery of tests to evaluate women with...

EPS2 - Overview: Epilepsy, Autoimmune/Paraneoplastic Evaluation, Serum

Investigating new onset cryptogenic epilepsy with incomplete seizure control and duration of less than 2 years, using serum specimens Investigating new onset cryptogenic epilepsy plus 1 or more of the following accompaniments: -Psychiatric...

CDCOM - Overview: Celiac Disease Comprehensive Cascade, Serum and Whole Blood

Evaluating patients suspected of having celiac disease, including patients with compatible symptoms, patients with atypical symptoms, and individuals at increased risk (family history, previous diagnosis with associated...

NMOFC - Overview: Neuromyelitis Optica (NMO)/Aquaporin-4-IgG Fluorescence-Activated Cell Sorting (FACS) Assay, Spinal Fluid

Diagnosis of a neuromyelitis optica spectrum disorder (NMOSD) Diagnosis of autoimmune AQP4 channelopathy Distinguishing NMOSD from multiple sclerosis early in the course of disease

MGLE - Overview: Myasthenia Gravis/Lambert-Eaton Myasthenic Syndrome Evaluation, Serum

Confirming the autoimmune basis of a defect in neuromuscular transmission (eg, myasthenia gravis [MG], Lambert-Eaton myasthenic syndrome [LEMS]) Distinguishing LEMS from autoimmune forms of MG Providing a quantitative autoantibody...

CPR - Overview: C-Peptide, Serum

Diagnostic workup of hypoglycemia: -Diagnosis of factitious hypoglycemia due to surreptitious administration of insulin -Evaluation of possible insulinoma -Surrogate measure for the absence or presence of physiological suppressibility of...

CTDC - Overview: Connective Tissue Diseases Cascade, Serum

Evaluation of patients with signs and symptoms compatible with connective tissue diseases Initial evaluation of patients in clinical situations in which the prevalence of disease is low (6) This test is not recommended for: -Testing in...