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Metástasis durales: una forma infrecuente de recurrencia en tumores nasosinusales malignos / Dural metastasis: an uncommon form of recurrence in malignant sinonasal tumours
Valenzuela, Raul; Ginsberg, Lawrence; Shatzkes, Deborah; Michel, Michelle; Loevner, Laurie; Hanna, Ehab; Tavera, Andres; Riascos, Roy.
  • Valenzuela, Raul; The University of Texas Health Science Center at Houston. Center of Advanced Imaging Processing. Houston. US
  • Ginsberg, Lawrence; The University of Texas MD Anderson Cancer Center. Department of Head and Neck Surgery. Houston. US
  • Shatzkes, Deborah; Hofstra Northwell School of Medicine. Nueva York. US
  • Michel, Michelle; Medical College of Wisconsin. Division of Diagnostic Radiology. Milwaukee. US
  • Loevner, Laurie; University of Pennsylvania. Department of Radiology. Philadelphia. US
  • Hanna, Ehab; The University of Texas MD Anderson Cancer Center. Department of Head and Neck Surgery. Houston. US
  • Tavera, Andres; Universidad El Bosque. Bogotá. CO
  • Riascos, Roy; The University of Texas Health Science Center at Houston. Diagnostic and Interventional Imaging. Houston. US
Rev. chil. radiol ; 22(4): 164-170, 2016. ilus
Article in Spanish | LILACS | ID: biblio-844623
ABSTRACT
Abstract Dural metastases are an unusual form of spread in treated sinonasal malignancies. An analysis is presented of 20 cases of dural metastases diagnosed during imaging follow-up in a selection of cases in which anterior craniofacial resection was performed. They included 12 undifferentiated sinonasal carcinomas, 7 olfactory neuroblastomas, and 1 adenoid cystic carcinoma case. Dural metastases appeared on an average of 7.3 years after treatment in olfactory neuroblastoma. The maximum distance from malignancy to dural metastases was 14 cm for olfactory neuroblastoma, and 4.3 cm for undifferentiated sinonasal carcinoma. Dural metastases in the Burr holes were observed in 50% of undifferentiated sinonasal carcinoma, and 29% of olfactory neuroblastomas. Dural metastases presented as a nodular (60%), multinodular (10%), cystic (15%), and plaque (15%) pattern. These are suggestive of a local venous spread mechanism related to tumour rupture during surgery of anterior cranial fossa. Long-term follow-up with cranial inclusion would be indicated, given the possible late and distant presentation of dural metastases.
RESUMEN
Resumen Presentamos las metástasis durales como forma inusual de diseminación de tumores nasosinusales malignos tratados; se revisan 20 casos diagnosticados durante el seguimiento imagenológico a un grupo tratado con resección craneofacial anterior. Evaluamos metástasis durales en 12 carcinomas nasosinusales indiferenciados, 7 neuroblastomas olfatorios y un carcinoma adenoquístico. En neuroblastomas olfatorios aparecieron metástasis durales en promedio 7,3 años postratamiento. La distancia máxima del tumor a la metástasis fue de 14 cm para neuroblastoma olfatorio y de 4,3 cm para carcinoma nasosinusal indiferenciado. Observamos metástasis durales en los agujeros de trepanación en el 50% de los carcinomas nasosinusales indiferenciados y en el 29% de los neuroblastomas olfatorios. Las metástasis durales presentaron patrón nodular (60%), multinodular (10%), quístico (15%) y en placa (15%). Proponemos un mecanismo venoso local de diseminación relacionado a disrupción tumoral o quirúrgica de la fosa craneal anterior. El seguimiento a largo plazo con inclusión craneal estaría indicado por la posible presentación tardía y distante de metástasis durales.
Subject(s)


Full text: Available Index: LILACS (Americas) Main subject: Paranasal Sinus Neoplasms / Dura Mater / Meningeal Neoplasms Type of study: Observational study Limits: Adult / Aged / Female / Humans / Male Language: Spanish Journal: Rev. chil. radiol Journal subject: Radiology Year: 2016 Type: Article Affiliation country: Colombia / United States Institution/Affiliation country: Hofstra Northwell School of Medicine/US / Medical College of Wisconsin/US / The University of Texas Health Science Center at Houston/US / The University of Texas MD Anderson Cancer Center/US / Universidad El Bosque/CO / University of Pennsylvania/US

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Full text: Available Index: LILACS (Americas) Main subject: Paranasal Sinus Neoplasms / Dura Mater / Meningeal Neoplasms Type of study: Observational study Limits: Adult / Aged / Female / Humans / Male Language: Spanish Journal: Rev. chil. radiol Journal subject: Radiology Year: 2016 Type: Article Affiliation country: Colombia / United States Institution/Affiliation country: Hofstra Northwell School of Medicine/US / Medical College of Wisconsin/US / The University of Texas Health Science Center at Houston/US / The University of Texas MD Anderson Cancer Center/US / Universidad El Bosque/CO / University of Pennsylvania/US