Stereotactic radiosurgery for brain metastases from gastrointestinal tract cancer Surg Neurol. 2003 Dec;60(6):506-14; discussion 514-5. RESULTS: The overall median survival was 9 months after diagnosis of metastatic brain disease and 5 months after radiosurgery. The 1-year survival rate after radiosurgery was 19%. The last imaging study of 49 tumors showed complete remission (CR) in 3 tumors (6.1%), partial remission (PR) in 27 tumors (55.1%), no change (NC) in 11 tumors (22.4%), and progression in 8 tumors (16.3%). The local tumor control rate (CR, PR, NC) was 84%. Two patients (5.1%) had a new or worsening neurologic deficit after radiosurgery http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=14670663&dopt=Abstract