SBULB - Overview: Spinobulbar Muscular Atrophy (Kennedy Disease), Molecular Analysis, Varies

Molecular confirmation of clinically suspected cases of sporadic or familial spinobulbar muscular atrophy (SBMA) Presymptomatic testing for individuals with a family history of SBMA and a documented expansion in the androgen receptor (AR)...

PTTP - Overview: Prothrombin Time, Plasma

Screening assay to detect deficiencies of one or more coagulation factors (factors I, II, V, VII, X) Screening assay to detect coagulation inhibition Monitoring intensity of oral anticoagulant therapy when combined with INR reporting

USTEK - Overview: Ustekinumab Quantitation with Antibodies, Serum

Evaluation of loss of response to therapy Quantification of ustekinumab in human serum Trough level quantitation for evaluation of patients treated with ustekinumab Detection of antibodies to ustekinumab in human serum

ASMW - Overview: Acid Sphingomyelinase, Leukocytes

Investigation of possible diagnosis of Niemann-Pick disease types A and B This test is not recommended for carrier detection because of the wide range of enzymatic activities observed in carriers and noncarriers.

SSB - Overview: SS-B/La Antibodies, IgG, Serum

Evaluating patients with clinical features or at-risk for connective tissue disease, especially Sjögren syndrome.

CALPR - Overview: Calprotectin, Feces

Evaluating patients suspected of having a gastrointestinal inflammatory process Distinguishing inflammatory bowel disease from irritable bowel syndrome, when used in conjunction with other diagnostic modalities, including endoscopy,...

OPE - Overview: Ova and Parasite, Travel History or Immunocompromised, Feces

Detecting and identifying parasitic protozoa and eggs and larvae of parasitic helminths in stool specimens

CTXBS - Overview: Cerebrotendinous Xanthomatosis, Blood Spot

Evaluating patients with a clinical suspicion of cerebrotendinous xanthomatosis (CTX) using dried blood spot specimens Monitoring individuals with CTX on chenodeoxycholic acid (CDCA) therapy This test is not useful for the...

SPSA - Overview: Prostate-Specific Antigen (PSA) Screen, Serum

As a screening aid in the detection of prostate cancer when used in conjunction with a digital rectal exam in men 50 years or older Screening to aid in the prognosis and management of individuals diagnosed with prostate cancer

PBGDW - Overview: Porphobilinogen Deaminase, Washed Erythrocytes

Confirmation of a diagnosis of acute intermittent porphyria using washed erythrocyte specimens