EBRO 2017

Indications for postoperative radiotherapy

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Positive or close resection margins

• Nodal metastases with extracapsular spread

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Multiple nodal (levels) metastases

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Bone- or cartilage invasion

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Invasion of soft tissues of the neck

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Vascular invasion

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Perineural spread

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Tumor volume

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Tumor spillage

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Histology