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Diagnosis and follow up of medullary thyroid carcinoma (MTC); adjunct to diagnosis of multiple endocrine neoplasia type II (MENII) and familial medullary thyroid carcinoma (FMTC); occasionally useful in the diagnosis and follow up of islet cell tumors.
Males: <18 pg/mL; Females: <12 pg/mL.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.