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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
12
pubmed:dateCreated
1986-2-5
pubmed:abstractText
The results of neutron and neutron boost irradiation of 199 patients with soft tissue sarcomas treated between 1978 and 1983 are presented. The median follow-up period is 42 months. The recurrence free survival rates by last review are 93% for patients with T1 tumours (n = 14), 87% for T2 tumours (n = 84) and 73% for T3 tumours (n = 101). The actuarial survival rates at six years are 77% for T1, 63% for T2 and 34% for T3 tumours (p = 0.018). The actuarial survival rate for the group of patients irradiated after surgery without clinical evidence of residual tumour is 63.8% compared with 30.9% for the group of patients with measurable tumour volume at the beginning of radiotherapy (p = 0.002). The survival rates according to grading are 52% for patients with G1 tumours (n = 44), 54% for G2 tumours (n = 130) and 36% for G3 tumours (n = 25). The morbidity rate of 22% after full neutron irradiation was reduced to 15% by the introduction of a neutron boost. At the present time, the results of this modified treatment are not inferior to a full neutron course. The effectiveness of neutron or neutron boost irradiation in the postoperative treatment of soft tissue sarcomas will be evaluated in a forthcoming EORTC trial.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:status
MEDLINE
pubmed:month
Dec
pubmed:issn
0039-2073
pubmed:author
pubmed:issnType
Print
pubmed:volume
161
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
784-6
pubmed:dateRevised
2004-11-17
pubmed:meshHeading
pubmed:year
1985
pubmed:articleTitle
Neutron and neutron boost irradiation of soft tissue sarcomas.
pubmed:publicationType
Journal Article