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Extragonadal retroperitoneal germ cell tumor: primary versus metastases? / Tumor de células germinales extragonadal retroperitoneal: ¿Tumor primario o metastásico?
Parada, David; Peña, Karla B; Moreira, Otto; Cohen, Iván; Parada, Arelí M; Mejías, Luis D.
Affiliation
  • Parada, David; Vargas Hospital. Caracas. Venezuela
  • Peña, Karla B; Vargas Hospital. Caracas. Venezuela
  • Moreira, Otto; Vargas Hospital. Caracas. Venezuela
  • Cohen, Iván; Vargas Hospital. Caracas. Venezuela
  • Parada, Arelí M; Central University of Venezuela. School of Medicine, “José María Vargas”. Caracas. Venezuela
  • Mejías, Luis D; Cupira´s Hospital. Miranda. Venezuela
Arch. esp. urol. (Ed. impr.) ; 60(6): 713-719, jul.-ago. 2007. ilus
Article in En | IBECS | ID: ibc-055534
Responsible library: ES1.1
Localization: ES1.1 - BNCS
ABSTRACT
Objetive Primary extragonadal germ cell tumors are rare and their histogenetic origin is not clear. We describe two cases presenting as primary retroperitoneal germ cell tumors without clinical evidence of testicular tumor.

Methods:

A 21 and 18 years-old patients presented retroperitoneal choriocarcinoma and yolk sac tumor, respectively. In both cases, testicular palpation was not suspicious for testicular cancer. Testicular ultrasound founded alterations in right testes.

Results:

A right orchitectomy were performed and the final diagnostics were mature teraroma associated with intratubular malignant germ cell.

Conclusions:

Adult mature teratoma is infrequent and the retroperitoneal germ cell tumors should be considered to be metastases of a viable or burned–out testicular cancer (AU)
RESUMEN

Objetivo:

Los tumores primarios de células germinales extragonadales son poco frecuentes y su origen histogenético no está claro. Describimos dos casos que se presentaron como tumores de células germinales retroperitoneales sin evidencia clínica de tumor testicular.

Métodos:

Dos pacientes de 21 y 18 años presentaron respectivamente un coriocarcinoma y un tumor del saco embrionario retroperitoneales. En ambos casos, la palpación testicular no era sospechosa de cárcel testicular. La ecografía testicular descubrió alteraciones en los testículos derechos de ambos pacientes.

Resultados:

Se llevó a cabo orquiectomía derecha con el diagnóstico final de teratoma maduro asociado con células germinales malignas intratubulares.

Conclusiones:

El teratoma maduro del adulto es poco frecuente, y los tumores de células germinales retroperitoneales deben ser consideradas metástasis de un cáncer testicular fundido (AU)
Subject(s)
Full text: Available Collection: National databases / Spain Database: IBECS Main subject: Retroperitoneal Neoplasms / Teratoma / Testicular Neoplasms / Neoplasm Metastasis Type of study: Diagnostic study Limits: Adult / Humans / Male Language: English Journal: Arch. esp. urol. (Ed. impr.) Year: 2007 Document type: Article Institution/Affiliation country: Central University of Venezuela/Venezuela / Cupira´s Hospital/Venezuela / Vargas Hospital/Venezuela
Full text: Available Collection: National databases / Spain Database: IBECS Main subject: Retroperitoneal Neoplasms / Teratoma / Testicular Neoplasms / Neoplasm Metastasis Type of study: Diagnostic study Limits: Adult / Humans / Male Language: English Journal: Arch. esp. urol. (Ed. impr.) Year: 2007 Document type: Article Institution/Affiliation country: Central University of Venezuela/Venezuela / Cupira´s Hospital/Venezuela / Vargas Hospital/Venezuela
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