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At 10:00 05/12/97 -0700, Tony Schoonenberg wrote: >This report was just published regarding gamma knife and PD > >Acta Neurochir (Wien) 1997;139(5):442-445 >Gamma knife pallidotomy: case report. Hello Tony, Thank you for sending this report to the List. It certainly adds another dimension to this story, and answers a question I had, which was -- how do they test the site before using the gamma knife? Judith Richards [log in to unmask] >Bonnen JG, Iacono RP, Lulu B, Mohamed AS, Gonzalez A, Schoonenberg T > >We report a case of gamma knife pallidotomy resulting in a permanent >contralateral homonymous hemianopsia and transient contralateral >hemiparesis >with some improvement in contralateral parkinsonian symptoms. This case >illustrates the risk of gamma knife pallidotomy which precludes physiologic >target localization and can subject structures surrounding the target to a >significant radiosurgical dose. Until noninvasive physiologic target >localization is available gamma knife pallidotomy and thalamotomy should be >limited to patients with an unacceptably high risk for stereotactic >percutaneous thermocoagulation. > >PMID: 9204114, UI: 97348047 >tony schoonenberg >1321 n sieta >la puente ca 91746 >home 626-337-7011 >pager 909-514-8886