ALPS - Overview: Alpha Beta Double-Negative T Cells for Autoimmune Lymphoproliferative Syndrome, Blood

Diagnosing autoimmune lymphoproliferative syndrome, primarily in patients younger than 45 years

ASCU - Overview: Arsenic/Creatinine Ratio, Urine

Screening for arsenic exposure using random urine specimens

BTDZ - Overview: Biotinidase Deficiency, BTD Full Gene Analysis, Varies

Second-tier test for confirming biotinidase deficiency (indicated by biochemical testing or newborn screening) Carrier testing of individuals with a family history of biotinidase deficiency, but disease-causing mutations have not been...

CRCOF - Overview: Chromium and Cobalt, Synovial Fluid

Monitoring metallic prosthetic implant wear and local tissue destruction in failed hip arthroplasty constructs This test is not useful for assessment of vitamin B12 activity.

CRAV - Overview: Cortisol, Right Adrenal Vein, Serum

Testing cortisol levels in the right adrenal vein Second-order testing when cortisol measurement by immunoassay gives results that are not consistent with clinical symptoms, or if patients are known to, or suspected of, taking exogenous...

CLAV - Overview: Cortisol, Left Adrenal Vein, Serum

Testing cortisol levels in the left adrenal vein Second-order testing wen cortisol measurement by immunoassay gives results that are not consistent with clinical symptoms, or if patients are known to, or suspected of, taking exogenous...

CIVC - Overview: Cortisol, Inferior Vena Cava, Serum

Testing cortisol levels in the inferior vena cava Second-order testing wen cortisol measurement by immunoassay gives results that are not consistent with clinical symptoms, or if patients are known to, or suspected of, taking exogenous...

CJDEI - Overview: Creutzfeldt-Jakob Disease Evaluation Interpretation, Spinal Fluid

Interpretation of the Creutzfeldt-Jakob Disease Evaluation

SLFAT - Overview: Cryptococcus Antigen Titer, Lateral Flow Assay, Serum

Monitoring Cryptococcus antigen titers in serum Aiding in the diagnosis of cryptococcosis This test should not be used as a test of cure or to guide treatment decisions.

C341Q - Overview: Complement C3 and C4 with Anti-C1q Antibodies, Serum

Evaluating patients with suspected anti-C1q vasculitis Predicting renal involvement in patients with systemic lupus erythematosus