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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
12
pubmed:dateCreated
1988-1-12
pubmed:abstractText
From 1980 to 1984, forty-five patients suffering gastric cancer were irradiated with curative intent. Twenty-three were considered at high risk of recurrence after complete surgical resection (invasion of the serosa, lymph nodes and/or surgical margins); eleven were treated after partial resection, and for eleven others, the local extension precluded surgery. Radiotherapy combined two lateral fields (usually with wedge filters) and an anterior field. The planned dose was 40 to 50 Gy, according to the amount of residual disease and doses delivered to the major part of the liver and the right and left kidneys did not exceed 30, 5, and 18 Gy, respectively. For patients aged less than 71 and whose general condition was acceptable, one cycle of chemotherapy (FAM for 20 patients and 5-FU for 10) preceded irradiation, followed if possible by 6 other cycles. Adverse effects, essentially anorexia, vomiting, and weight loss, led to definitively stopping irradiation in 8 cases, and were present in 21 other patients. Mean weight loss was 2.5 kg. Apart from one patient who developed a subphrenic abcess and died after reoperation, there was neither chronic complication, nor radiation hepatitis or nephritis. For 34 patients, the observation time was superior to 3 years: 23 died of their cancer, 1 of a subphrenic abcess, and 2 of an intercurrent disease. Eight were disease-free at 3 years (three of these were irradiated for macroscopic disease). For the overall series, the 4-year survival rate is 23%. There is a significant survival advantage for females versus males (p less than 0.01), a non-significant tendency in favor of microscopic residual disease versus macroscopic, and no advantage for the combination with FAM compared with no chemotherapy (non-randomized). This technique appears feasible with an acceptable tolerance and can control local tumor in a few cases. The planned dose of 40 Gy was probably too small and we are now testing 45 Gy delivered over the large initial volume, and boosts of 10-15 Gy to residual disease.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:status
MEDLINE
pubmed:month
Dec
pubmed:issn
0360-3016
pubmed:author
pubmed:issnType
Print
pubmed:volume
13
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
1821-7
pubmed:dateRevised
2004-11-17
pubmed:meshHeading
pubmed:year
1987
pubmed:articleTitle
Radiotherapy of gastric cancer with a three field combination: feasibility, tolerance, and survival.
pubmed:affiliation
Service de Radiothérapie, Hôpital Saint-André, Centre Hospitalo-Universitaire de Bordeaux, France.
pubmed:publicationType
Journal Article