Cytogenetic abnormalities in a hemangiopericytoma of the spleen. revealed acquired clonal aberrations in seven tumors (five primary and two metastases).

We utilized computed tomography to assure multiple tumor metastasis and cranial recurrence of previous meningeal hemangiopericytoma and clinical laboratory tests and immunohistochemical staining to characterize this case. Magnetic resonance imaging and computed tomography showed the recurrent tumor at original torcular site was increased in size.

Previous cases. 13 years. ND*. carcinoma; HPC, hemangiopericytoma; SFT, solitary fibrous tumor. INTRODUCTION Keywords: Hemangiopericytoma; Liver; Metastasis. Copyright © 2016 by 28 Nov 2018 We report the third case of bilateral metastatic renal meningeal hemangiopericytoma (HPC) 16 years after initial intracranial presentation.

Surgical removal of the tumor is the primary treatment. Hemangiopericytomas of the skull base may be approached directly using the Endoscopic Endonasal Approach Keywords: Glaucoma, Hemangiopericytoma, Metastasis. _____ Introduction Malignant tumors can originate throughout the body, yet despite the well vascularized nature of the uveal tract metastasis to the ocular tissues is not a common occurrence. Lymphoma is the most 2018-08-01 2016-03-01 2011-06-06 Spinal hemangiopericytoma is a rare neoplasm that behaves similar to intracranial hemangiopericytoma, with approximately 140 cases being reported in the literature. We report a case of recurrent hemangiopericytoma of dorsal spine in a 55-year-old women treated with surgery for 3 times, with liver metastasis. 2005-06-01 2006-03-30 Abstract: This report describes the clinical features, diagnostic and treatment modalities of a 62-year-old female patient with liver metastasis and local recurrence of meningeal hemangiopericytoma (HPC), who presented with the clinical manifestations of memory deterioration, visual reduction and abdominal mass for one month.

carcinoma; HPC, hemangiopericytoma; SFT, solitary fibrous tumor. INTRODUCTION Keywords: Hemangiopericytoma; Liver; Metastasis. Copyright © 2016 by

"There is dense intercellular reticulin staining. Tumor cells can be fibroblastic, myxoid, or pericytic. These tumors, in contrast to meningiomas, do not stain with epithelial membrane antigen.

Hemangiopericytoma is an unusual vascular neoplasm that arises from the pericytes of Zimmerman. It is associated with capillaries, therefore they may occur anywhere in the body. Most common locations include the lower extremities, pelvic retroperitoneum, head and neck. Clinically, hemangiopericytoma is usually of insidious onset.

2007-05-01 · Hemangiopericytoma is an aggressive tumor associated with high recurrence and metastasis. Metastases are typically delayed long after diagnosis of the primary lesion.

Patient 17 had complete resection of a right parasagittal hemangiopericytoma followed by external radiotherapy of 5000 rads. She was free of in situ or neuraxis recurrence for 15 years. A vertebral metastasis subsequently appeared that was removed, and the patient underwent irradiation. 2 Oct 2018 Patient with sensations in the right ear during pregnancy, which worsened after childbirth (tingling of the face). Initial CT and MRI with the Table 1. Previous studies on metastatic canine hemangiopericytoma.
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21. Mechanisms of Tumor Metastasis in the Orbit. 29.

13 years.
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1 Nov 2001 For bone and brain metastases, better tumor control was obtained with palliative Histology proved the metastasis of hemangiopericytoma.

The overall reported extracranial metastasis rates vary from 2.6% to 56%. 7,13,15,18,19,26,27,35 Our extracranial metastatic rate was 10%.

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Hemangiopericytomas were first described as a unique entity by Stout and Murray in 1942 [ 1 ]. Behavior is variable, and these tumors can metastasize early or late. We recently encountered a hemangiopericytoma metastatic to the lungs 20 years after its initial resection from the mandible.

Hemangiopericytoma. A hemangiopericytoma is a type of soft-tissue sarcoma that originates in the pericytes in the walls of capillaries.