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Contenido de ADN y sobrevida en el carcinoma subseroso de la vesícula biliar / DNA content and survival in subserous gallbladder carcinoma
Roa E., Iván; Aretxabala U., Xabier de; Fuentealba A., Patricia; Cabrera C., María Elena; Araya O., Juan C; Roa S., Juan.
  • Roa E., Iván; Universidad de la Frontera. Facultad de Medicina. Departamento de Anatomía Patológica. CL
  • Aretxabala U., Xabier de; Universidad de la Frontera. Facultad de Medicina. Departamento de Cirugía. CL
  • Fuentealba A., Patricia; Universidad de la Frontera. Facultad de Medicina. Departamento de Anatomía Patológica. CL
  • Cabrera C., María Elena; Universidad de Chile. Facultad de Medicina. Servicio Medicina Interna. Sección de Hematología. Santiago. CL
  • Araya O., Juan C; Universidad de la Frontera. Facultad de Medicina. Departamento de Anatomía Patológica. CL
  • Roa S., Juan; Universidad de la Frontera. Facultad de Medicina. Departamento de Anatomía Patológica. CL
Rev. méd. Chile ; 132(7): 794-800, jul. 2004. tab, graf
Article Dans Espagnol | LILACS | ID: lil-366578
ABSTRACT

Background:

The clinical and morphological characterization of the subserous gallbladder carcinomas is controversial.

Aim:

To study the prognostic importance of DNA content of subserous gallbladder carcinoma. Material and

methods:

We studied 104 females aged 60±12 years old and 16 men aged 70±13 years old. In all of them diagnosis was established after mapping of cholecystectomy sample and had a complete clinical follow up. DNA content was measured by flow cytometry.

Results:

All tumors were adenocarcinoma, and only 16 percent were well differentiated. Aneuploidy was observed in 29 cases (26 perceeeent) with DNA index fluctuating between 1.1 and 1.8. Lymphatic vessel tumor involvement was present in 16 of 22 cases with aneuploidy and in 22 of 46 diploid tumors (p= 0.05). Eighty nine percent of aneuploid tumors were detected macroscopically and 11 percent were unapparent. Five years survival was non significantly better among patients with diploid tumors than in patients with aneuploid tumors (45 and 28 percent, respectively, p= 0.2). The histological differentiation was the only variable significantly associated with survival.

Conclusions:

Aneuploidy is present in 26 percent of subserous gallbladder carcinoma. It is not related with any of the morphological or clinical variables studied in this series of patients.
Sujets)
Texte intégral: Disponible Indice: LILAS (Amériques) Sujet Principal: ADN tumoral / Tumeurs de la vésicule biliaire Type d'étude: Étude pronostique Limites du sujet: Femelle / Humains / Mâle Pays comme sujet: Amérique du Sud / Chili langue: Espagnol Texte intégral: Rev. méd. Chile Thème du journal: Médicament Année: 2004 Type: Article / descriptif de projet Pays d'affiliation: Chili Institution/Pays d'affiliation: Universidad de Chile/CL / Universidad de la Frontera/CL

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Texte intégral: Disponible Indice: LILAS (Amériques) Sujet Principal: ADN tumoral / Tumeurs de la vésicule biliaire Type d'étude: Étude pronostique Limites du sujet: Femelle / Humains / Mâle Pays comme sujet: Amérique du Sud / Chili langue: Espagnol Texte intégral: Rev. méd. Chile Thème du journal: Médicament Année: 2004 Type: Article / descriptif de projet Pays d'affiliation: Chili Institution/Pays d'affiliation: Universidad de Chile/CL / Universidad de la Frontera/CL