How to reduce unnecessary thyroid biopsies

One in two patients can safely be spared the procedure

Not all ways of reporting on a thyroid nodule ultrasound are equal, with one scoring system better at preventing unnecessary biopsies and giving a lower rate of false negatives, Italian researchers report.

Five commonly-used thyroid imaging reporting and data systems (TIRADS) were pitted against each other by University of Rome researchers who examined more than 500 nodules by ultrasound and then performed a biopsy by fine needle aspiration.

After ultrasound, each nodule was scored according to all five systems.

The best-performing assessment system was the

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