C3 - Overview: Complement C3, Serum

Assessing disease activity in systemic lupus erythematosus Investigating an undetectable total complement level

C4 - Overview: Complement C4, Serum

Investigating an undetectable total complement Confirming hereditary angioedema (with low C1 inhibitor) Assessing disease activity in systemic lupus erythematosus, proliferative glomerulonephritis, rheumatoid arthritis, and autoimmune...

CD21 - Overview: CD21 Immunostain, Technical Component Only

Identification of follicular dendritic cells and a subset of mantle zone lymphocytes

CPAPS - Overview: Conventional Smear-Screen, Varies

Screening for cervical carcinoma and a number of infections of the female genital tract including human papillomavirus, herpes, Candida, and Trichomonas

CURCU - Overview: Copper/Creatinine Ratio, Random, Urine

Investigation of Wilson disease and obstructive liver disease using a random urine specimen

CHOL - Overview: Cholesterol, Total, Serum

Evaluation of cardiovascular risk

CNSA - Overview: Central Nervous System Consultation, Autopsy, Varies

Evaluation of congenital neurological disease Evaluation of neurodegenerative disease Evaluation of cases with a complex neurological or neurosurgical history Evaluation of sudden unexplained death This test is not intended for...

DSAC - Overview: Disaccharidase Activity Panel, Tissue

Evaluation of patients who present with signs or symptoms suggestive of disaccharidase disorders This test is not intended for carrier detection.

HDCH - Overview: Cholesterol, High-Density Lipoprotein (HDL), Serum

Measurement of serum high-density lipoprotein concentrations for managing atherosclerotic cardiovascular disease risk

CRT2F - Overview: Creatinine, 24 Hour, Urine

Normalizing urinary analytes to account for the variation in urinary concentration