Gamma Knife Radiosurgery for Metastatic Brain Tumor: The Usefulness of Repeated Gamma Knife Radiosurgery for Recurrent Cases

1999 ◽  
Vol 72 (1) ◽  
pp. 73-80 ◽  
Author(s):  
K Yamanaka ◽  
Y. Iwai ◽  
T. Yasui ◽  
H. Nakajima ◽  
M. Komiyama ◽  
...  
2001 ◽  
Vol 95 (4) ◽  
pp. 710-713 ◽  
Author(s):  
Takanobu Kaido ◽  
Tohru Hoshida ◽  
Ryunosuke Uranishi ◽  
Nobuhisa Akita ◽  
Akihira Kotani ◽  
...  

✓ The authors describe a case of glioblastoma multiforme (GBM) associated with previous gamma knife radiosurgery for a cerebral arteriovenous malformation (AVM). A 14-year-old boy had undergone radiosurgery for an AVM, which was performed using a 201-source 60Co gamma knife system at another institution. The maximum and margin radiation doses used in the procedure were 40 and 20 Gy, respectively. One year after radiosurgery, the patient noticed onset of mild left hemiparesis due to radiation necrosis. Six and one-half years after radiosurgery, at the age of 20 years, the patient experienced an attack of generalized tonic—clonic seizure. Magnetic resonance (MR) imaging revealed the existence of a brain tumor in the right parietal lobe. The patient underwent an operation and the histological diagnosis of the lesion was GBM. Ten months following the operation, that is, 99 months postradiosurgery, this patient died. To the best of the authors' knowledge, this is the first reported case of a neoplasm induced by radiosurgery for an AVM and the second case in which it occurred following radiosurgery for intracranial disease.


2014 ◽  
Vol 75 (S 02) ◽  
Author(s):  
V. Bulthuis ◽  
W. De Jong ◽  
Y. Yakkioui ◽  
P. Hanssens ◽  
Y. Temel ◽  
...  

2016 ◽  
Vol 77 (S 01) ◽  
Author(s):  
Avital Perry ◽  
Christopher Graffeo ◽  
William Copeland ◽  
Kathryn Van Abel ◽  
Matthew Carlson ◽  
...  

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