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Spontaneous peritumoral haemorrhage associated with sinus confluence meningioma: case report.
Barua, K K; Tamaki, N; Ehara, K; Nagashima, T; Suzuki, H.
Afiliación
  • Barua KK; Department of Neurosurgery, Kobe University School of Medicine, Kobe, Japan.
Surg Neurol ; 54(3): 254-9, 2000 Sep.
Article en En | MEDLINE | ID: mdl-11118573
BACKGROUND: Torcular or sinus confluence meningioma is rare and surgically formidable. This reported sinus confluence meningioma was associated with peritumoral intracerebral hemorrhage. The surgical strategy and the mechanism of peritumoral hemorrhage are discussed. CASE DESCRIPTION: A 42-year-old woman presented with a history of headache, vomiting, and cerebellar dysfunction for 2 months. Plain computed tomography (CT) scan and magnetic resonance imaging (MRI) demonstrated a high-density mass in the torcular region involving both lateral sinuses. MR angiography demonstrated complete occlusion of the left lateral sinus and straight sinus and stenosis of the right lateral sinus. Two years after her first operation she experienced sudden headache and left upper quadrant hemianopsia. Plain CT scan and MRI showed a hyperintense tumor in the torcular region with an intracerebral hematoma in the right occipital lobe. An angiogram demonstrated occlusion of the caudal part of the superior sagittal sinus, bilateral transverse sinuses, and straight sinus. Gross total removal of the tumor was done along with the left lateral sinus through a suboccipital and a supratentorial occipital craniotomy in the first operation. The patient underwent total resection of the tumor at second operation through a bilateral occipital and suboccipital craniotomy along with resection of the dura including the confluence, the caudal part of the superior sagittal sinus, the right lateral sinus, and the straight sinus. The postoperative course was uneventful and postoperative MRI showed total removal of the tumor. CONCLUSION: Sinus confluence meningioma may present with peritumoral hemorrhage. Radical removal may be possible when the sinus confluence is completely occluded and there is good collateral drainage.
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Colección: 01-internacional Base de datos: MEDLINE Asunto principal: Neoplasias de los Senos Paranasales / Hemorragia Cerebral / Meningioma Tipo de estudio: Diagnostic_studies / Risk_factors_studies Límite: Adult / Female / Humans Idioma: En Revista: Surg Neurol Año: 2000 Tipo del documento: Article País de afiliación: Japón Pais de publicación: Estados Unidos
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Colección: 01-internacional Base de datos: MEDLINE Asunto principal: Neoplasias de los Senos Paranasales / Hemorragia Cerebral / Meningioma Tipo de estudio: Diagnostic_studies / Risk_factors_studies Límite: Adult / Female / Humans Idioma: En Revista: Surg Neurol Año: 2000 Tipo del documento: Article País de afiliación: Japón Pais de publicación: Estados Unidos