What Types of Disorders Can the Gamma Knife Treat?

Gamma Knife radiosurgery can successfully treat patients with the following disorders:

Brain Tumors

• Brain metastasis from other parts of the body (e.g. lung, breast, melanoma)
• Acoustic neuroma/vestibular schwannoma (benign tumor on nerve leading to inner ear)
• Meningioma (benign tumor of protective membranes around brain and spinal cord)
• Pituitary adenoma (benign tumor of the hormone-secreting, pituitary gland)
• Glioma/astrocytoma (malignant brain tumor)
• Chordoma (benign tumor at base of the skull or lower spine)
• Craniopharyngioma (benign tumor at base of the skull)
• Hemangioblastoma (benign tumor of nervous system)

Vascular Disorders of the Brain

• Arteriovenous malformations (AVM) (a thick bundle of blood vessels)
• Arteriovenous fistulas (AVF) (abnormal communication between artery and vein)
• Cavernous malformations (cluster of abnormal blood vessels)

Other Disorders

• Trigeminal neuralgia (tic douloureux) (painful condition of the face)
• Epilepsy (condition that involves repeated seizures)
• Tremor (severe disabling tremor from essential tremor or Parkinson’s disease)

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Gamma Knife and Leksell Gamma Knife are U.S. federally registered trademarks of Elekta Instrument S.A., Geneva, Switzerland. Photo credits: Susan Pardys, Elekta, Inc.