POXP - Overview: Fatty Acid Profile, Peroxisomal (C22-C26), Plasma

Evaluating patients with possible peroxisomal disorders, including peroxisomal biogenesis disorders, X-linked adrenoleukodystrophy, and Refsum disease using plasma specimens Aiding in the assessment of peroxisomal function

METAF - Overview: Metanephrines, Fractionated, 24 Hour, Urine

A first- and second-order screening test for the presumptive diagnosis of catecholamine-secreting pheochromocytomas and paragangliomas Confirming positive plasma metanephrine results

POLET - Overview: POLE Mutation Analysis, Next-Generation Sequencing, Tumor

Identifying specific mutations within the POLE gene to assist in tumor diagnosis/classification

VWACT - Overview: von Willebrand Factor Activity, Plasma

Diagnosis of von Willebrand disease (VWD) and differentiation of VWD subtypes or differentiation of VWD from hemophilia A Monitoring therapeutic efficacy of treatment with DDAVP (desmopressin) or VWF concentrates in patients with VWD

GDCU - Overview: Gadolinium/Creatinine Ratio, Urine

Measurement of gadolinium concentration for assessing chronic exposure and monitoring effectiveness of dialysis using a random urine collection

IA2 - Overview: Islet Antigen 2 (IA-2) Antibody, Serum

Clinical distinction of type 1 from type 2 diabetes mellitus Identification of individuals at risk of type 1 diabetes (including high-risk relatives of patients with diabetes) Prediction of future need for insulin treatment in...

ORTHP - Overview: Orthostatic Proteinuria, Random, Urine

Diagnosis of orthostatic proteinuria

TCP - Overview: T-Cell Subsets, Naive, Memory, and Activated, Blood

Determining the presence of naive, memory, and activated T cells in various clinical contexts including autoimmune diseases, immunodeficiency states, T-cell recovery post-hematopoietic stem cell transplant, DiGeorge syndrome, and as a...

AFH - Overview: Factor H Autoantibody, Serum

Detection and quantification of antibodies to factor H Monitoring patients with known factor H autoantibodies Aiding in the differential diagnosis of thrombotic microangiopathy and C3 glomerulopathies

ROPAN - Overview: Ro52 and Ro60 Antibodies, IgG, Serum

Evaluating patients at risk for connective tissue disease with or without interstitial lung disease Differentiation of antibodies to Ro52 and Ro60 in patients known to be positive for anti-SS-A (Ro) antibodies