Measures lambda light chain levels to assess for plasma cell disorders.

Detects anti-centromere antibodies, associated with limited scleroderma and other connective tissue disorders.

Evaluates antithrombin III levels to assess coagulation and bleeding risk.

Assesses bile acid levels in stool or serum to evaluate liver function and bile flow.

Performs immunoelectrophoresis on serum to analyze protein fractions and detect abnormal proteins.

Assesses free cortisol over 24 hours to evaluate adrenal function and stress response.

Measures inhibin B levels to assess ovarian reserve and spermatogenesis.

Detects acetylcholine receptor antibodies to support the diagnosis of myasthenia gravis.

Evaluates acid phosphatase activity, useful in the diagnosis of prostate disorders.

Determines blood alcohol levels to monitor intoxication and alcohol metabolism.