This service specification relates to the provision of the stereotactic radiosurgery (SRS), (delivered in a single treatment) or stereotactic radiotherapy (SRT) (delivered in 2 to 5 daily treatments) service. The specification covers the complete range of intracranial conditions as set out within NHS England clinical commissioning policy comprising:

• Tier 1 and Tier 2 indications of cerebral metastases, non-skull base meningiomas, skull base tumours, including vestibular schwannoma, and meningioma, pituitary adenoma
• Tier 3 and Tier 4 indications, including arteriovenous malformations, trigeminal neuralgia and paediatric CNS tumours.