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Neoplasias duodenais primárias: análise de casuística e conduta cirúrgica / Primary duodenal tumors: clinicopathologic experience and surgical treatment
Bromberg, Sansom Henrique; Goffi Júnior, Paulo Schmidt; Goffi, Fábio Schmidt; Yamaguchi, Nagamassa; Ussami, Edson; Tolosa, Erasmo de Magalhães.
  • Bromberg, Sansom Henrique; IAMSPE. BR
  • Goffi Júnior, Paulo Schmidt; USP. FM. BR
  • Goffi, Fábio Schmidt; USP. FM. BR
  • Yamaguchi, Nagamassa; USP. FM. BR
  • Ussami, Edson; USP. Hospital Universitário. Divisão de Clínica Cirúrgica. BR
  • Tolosa, Erasmo de Magalhães; USP. FM. Departamento de Cirurgia. BR
Rev. Col. Bras. Cir ; 27(4): 267-270, jul.-ago. 2000. tab
Article in Portuguese | LILACS | ID: lil-508285
RESUMO
São apresentados 18 casos de neoplasias primárias do duodeno, salientando-se sua raridade e as dificuldades diagnósticas, a despeito dos modernos recursos endoscópicos e de identificação por imagem. A literatura revela que de 1% a 10% de todos os tumores do aparelho digestório se situam no intestino delgado. A localização duodenal é, por isso, muito pouco freqüente, possui sintomatologia indefinida e implica conduta terapêutica mais complexa do que quando o tumor se situa em outros segmentos do intestino delgado. Os sintomas mais comuns são dor, náusea, vômito e hemorragia. A presente casuística consiste de 11 neoplasias malignase sete benignas. Entre as primeiras o adenocarcinoma é o mais freqüente, sendo os lipomas os mais comuns dosneoplasmas benignos. Enquanto nestes a exérese local representa a conduta mais adequada, a duodenopancreatectomiacefálica foi a cirurgia de escolha nos tumores malignos da segunda porção duodenal, exibindo bons resultados. As lesões malignas da terceira porção e principalmente da quarta porção do duodeno foram tratadas pela ressecção duodenojejunal, também com resultados satisfatórios.
ABSTRACT
Eighteen primary duodenal tumors, including 11 malignant and 8 benign, are presented, stressing their poorly defined natural history and rare frequency. The most common histological diagnosis was adenocarcinoma. There were 6 adenocarcinomas, 2 carcinoids, 1 linfoma, 1 anaplastic and 1 neuroectodermic carcinoma. Benign lesions were occasionally found during a gastroduodenal or a biliary surgery (n = 4) and during the autopsies (n = 3). They consisted of lipomas (n = 4), adenomatous polyps (n = 2) and leiomyoma (n = 1). Concerning the malignant lesions, 6 pancreaticoduodenectomies, 3 duodenojejunal segmentary resection and one paliation consisting of gastrojejunostomy and biopsy were performed. One carcinoid lesion was found at the duodenal bulb during a gastroduodenectomy for a gastric ulcer. Pancreaticoduodenectomy can be done with acceptable risk and it seems that patients with duodenal adenocarcinoma are more likely to survive longer after radical surgery than those with cancer of the head of pancreas. Every patient of this series treated by pancreaticoduodenectomy or duodenojejunal segmentary resection had an uneventful recovery and the follow-up ranged from 16 months to 7 years. As for the duodenal carcinoids, local resection is usually followed by recurrence, so an agressive surgical management is the best approach. Benign tumors must be treated by local excision when disclosed.

Full text: Available Index: LILACS (Americas) Type of study: Prognostic study Language: Portuguese Journal: Rev. Col. Bras. Cir Journal subject: General Surgery Year: 2000 Type: Article Affiliation country: Brazil Institution/Affiliation country: IAMSPE/BR / USP/BR

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Full text: Available Index: LILACS (Americas) Type of study: Prognostic study Language: Portuguese Journal: Rev. Col. Bras. Cir Journal subject: General Surgery Year: 2000 Type: Article Affiliation country: Brazil Institution/Affiliation country: IAMSPE/BR / USP/BR