NEW YORK (GenomeWeb) – A new study has found that molecular testing of patients' thyroid nodules generally doesn't affect the surgical decisions made.

Distinguishing benign and malignant thyroid nodules can be difficult, and physicians currently draw upon a combination of cytological, radiological, clinical, and patient factors to gauge whether a nodule is suspicious and should be removed. A number of companies have developed molecular tests to analyze DNA mutations or RNA expression levels to aid in making this determination.

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