2006
DOI: 10.1590/s0100-69912006000500008
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Fatores prognósticos clínicos e anatomopatológicos dos tumores estromais gastrointestinais (gist) de origem gástrica

Abstract: ; Deborah Siqueira 6 RESUMO: Objetivo: Identificar os fatores prognósticos clínicos e anatomopatológicos nos portadores de tumor estromal gastrointestinal (GIST) gástrico submetidos à ressecção cirúrgica. Método: Estudo retrospectivo realizado no Instituto Nacional do Câncer (INCA), incluindo 29 casos de GIST gástrico c-Kit positivo submetidos à ressecção cirúrgica entre 1983 e 2004. Variáveis clínicas e anatomopatológicas foram investigadas quanto ao significado prognóstico, correlacionando-as com sobrevida g… Show more

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Cited by 6 publications
(14 citation statements)
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“…In symptomatic individuals the most referred complaints are pain and abdominal discomfort, palpable tumors and gastrointestinal bleeding. The main in our study sign was the presence of a palpable mass, a fact confirmed since the beginning of our experience 15 . When we consider the symptoms as a function of the primary site, we have a palpable mass for stomach, small intestine and even colorectal locations 16 .…”
Section: Discussion Discussion Discussion Discussionsupporting
confidence: 77%
“…In symptomatic individuals the most referred complaints are pain and abdominal discomfort, palpable tumors and gastrointestinal bleeding. The main in our study sign was the presence of a palpable mass, a fact confirmed since the beginning of our experience 15 . When we consider the symptoms as a function of the primary site, we have a palpable mass for stomach, small intestine and even colorectal locations 16 .…”
Section: Discussion Discussion Discussion Discussionsupporting
confidence: 77%
“…Because no epidemiological studies exist on the matter, and the actual frequency of each one of those conditions is unknown, the diagnosis of a GIST must always be investigated, since every GIST is potentially malignant. Although there are prognostic factors that stratify GISTs according to their biological behavior 17,18,19 , reports exist on the development of metastases even in low-risk lesions (lesions between 2 and 5 cm with fewer than 5 mitoses/ 50 high-power fields) 7,20 . That fact demonstrates that no fully reliable prognostic factors are available to date.…”
Section: Laparoscopy Laparoscopy Laparoscopy Laparoscopy Laparoscopymentioning
confidence: 99%
“…Nos casos do presente estudo houve predomínio de pacientes do sexo feminino (60%), achado este semelhante ao encontrado por outros [18][19][20] . Contudo, estes dados diferem de alguns achados, cujo maior número de casos é do sexo masculino 15,17,22 .…”
Section: Oliveira Et Alunclassified
“…Contudo, estes dados diferem de alguns achados, cujo maior número de casos é do sexo masculino 15,17,22 . A mediana da idade (62 anos) e a maior concentração de pacientes entre os 40 e os 80 anos de idade foi semelhante ao observado por outros autores 15,17,[18][19][20]22 . O GIST de localização no trato digestório origina-se mais freqüentemente no estômago (50-70%), seguido pelo intestino delgado (25-35%), cólon e reto (5-10%) e esôfago (<5%) 14,16,[20][21][22] .…”
Section: Oliveira Et Alunclassified