RPRT3 - Overview: Rapid Plasma Reagin (RPR) with Reflex to Treponema pallidum Particle Agglutination, Serum

Diagnosing syphilis

MFRGG - Overview: Marfan, Loeys-Dietz, and Aortopathy Gene Panel, Varies

Providing a genetic evaluation for patients with a personal or family history suggestive of Marfan syndrome and related conditions Establishing a diagnosis for Marfan syndrome, Loeys-Dietz syndrome, vascular Ehlers-Danlos syndrome,...

PLPMA - Overview: Prolactin, Pituitary Macroadenoma, Serum

Quantifying prolactin in serum specimens where the high-dose hook effect is suspected (eg, presence of pituitary tumor with symptoms of prolactinoma, and lower than expected serum prolactin concentration)

PHTDP - Overview: Phosphorylated TDP43 Immunostain, Technical Component Only

Identification of pathological forms of TDP-43 in neurodegenerative diseases

PA - Overview: Procainamide and N-Acetylprocainamide, Serum

Monitoring therapy with procainamide Assessing compliance Evaluating procainamide toxicity

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

GPSYP - Overview: Glucopsychosine, Plasma

Second-tier test when newborn screening results with reduced beta-glucosidase (GBA) activity are identified Diagnosis and monitoring of patients with Gaucher disease using plasma specimens Supporting a biochemical diagnosis of Gaucher...

E157C - Overview: Escherichia coli O157:H7 Culture, Feces

Determining whether Escherichia coli O157:H7 may be the cause of diarrhea Reflexive testing for Shiga toxin and/or E coli O157:H7 nucleic acid amplification test-positive feces This test is generally not useful for patients hospitalized...

DIPGS - Overview: Diphtheria Toxoid IgG Antibody, Serum

Determining a patient's immunological response to diphtheria toxoid vaccination Aiding in the evaluation of immunodeficiency

YERSC - Overview: Yersinia Culture, Feces

Determining whether Yersinia species may be the cause of diarrhea Reflexive testing for Yersinia species from nucleic acid amplification test-positive feces This test is generally not useful for patients hospitalized more than 3 days...