Gamma Knife Radiosurgery Treatment for Metastatic Melanoma of the Trigeminal Nerve and Brainstem: A Case Report and a Review of the Literature

Objective and Importance. Brainstem metastases (BSMs) are uncommon but serious complications of some cancers. They cause significant neurological deficit, and options for treatment are limited. Stereotactic radiosurgery (SRS) has been shown to be a safe and effective treatment for BSMs that prolongs...

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Main Authors: Halloran E. Peterson, Erik W. Larson, Robert K. Fairbanks, Wayne T. Lamoreaux, Alexander R. Mackay, Jason A. Call, John J. Demakas, Barton S. Cooke, Christopher M. Lee
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:Case Reports in Neurological Medicine
Online Access:http://dx.doi.org/10.1155/2013/256962
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author Halloran E. Peterson
Erik W. Larson
Robert K. Fairbanks
Wayne T. Lamoreaux
Alexander R. Mackay
Jason A. Call
John J. Demakas
Barton S. Cooke
Christopher M. Lee
author_facet Halloran E. Peterson
Erik W. Larson
Robert K. Fairbanks
Wayne T. Lamoreaux
Alexander R. Mackay
Jason A. Call
John J. Demakas
Barton S. Cooke
Christopher M. Lee
author_sort Halloran E. Peterson
collection DOAJ
description Objective and Importance. Brainstem metastases (BSMs) are uncommon but serious complications of some cancers. They cause significant neurological deficit, and options for treatment are limited. Stereotactic radiosurgery (SRS) has been shown to be a safe and effective treatment for BSMs that prolongs survival and can preserve or in some cases improve neurological function. This case illustrates the use of repeated SRS, specifically Gamma Knife radiosurgery (GKRS) for management of a unique brainstem metastasis. Clinical Presentation. This patient presented 5 years after the removal of a lentigo maligna melanoma from her left cheek with left sided facial numbness and paresthesias with no reported facial weakness. Initial MRI revealed a mass on the left trigeminal nerve that appeared to be a trigeminal schwannoma. Intervention. After only limited response to the first GKRS treatment, a biopsy of the tumor revealed it to be metastatic melanoma, not schwannoma. Over the next two years, the patient would receive 3 more GKRS treatments. These procedures were effective in controlling growth in the treated areas, and the patient has maintained a good quality of life. Conclusion. GKRS has proven in this case to be effective in limiting the growth of this metastatic melanoma without acute adverse effects.
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spelling doaj-art-94c02229f11d40ebb2eae06f5080ce672025-02-03T00:59:50ZengWileyCase Reports in Neurological Medicine2090-66682090-66762013-01-01201310.1155/2013/256962256962Gamma Knife Radiosurgery Treatment for Metastatic Melanoma of the Trigeminal Nerve and Brainstem: A Case Report and a Review of the LiteratureHalloran E. Peterson0Erik W. Larson1Robert K. Fairbanks2Wayne T. Lamoreaux3Alexander R. Mackay4Jason A. Call5John J. Demakas6Barton S. Cooke7Christopher M. Lee8Gamma Knife of Spokane, 910 W. 5th Avenue, Suite 102, Spokane, WA 99204, USAGamma Knife of Spokane, 910 W. 5th Avenue, Suite 102, Spokane, WA 99204, USAGamma Knife of Spokane, 910 W. 5th Avenue, Suite 102, Spokane, WA 99204, USAGamma Knife of Spokane, 910 W. 5th Avenue, Suite 102, Spokane, WA 99204, USAGamma Knife of Spokane, 910 W. 5th Avenue, Suite 102, Spokane, WA 99204, USACancer Care Northwest, 910 W. 5th Avenue, Suite 102, Spokane, WA 99204, USAGamma Knife of Spokane, 910 W. 5th Avenue, Suite 102, Spokane, WA 99204, USAGamma Knife of Spokane, 910 W. 5th Avenue, Suite 102, Spokane, WA 99204, USAGamma Knife of Spokane, 910 W. 5th Avenue, Suite 102, Spokane, WA 99204, USAObjective and Importance. Brainstem metastases (BSMs) are uncommon but serious complications of some cancers. They cause significant neurological deficit, and options for treatment are limited. Stereotactic radiosurgery (SRS) has been shown to be a safe and effective treatment for BSMs that prolongs survival and can preserve or in some cases improve neurological function. This case illustrates the use of repeated SRS, specifically Gamma Knife radiosurgery (GKRS) for management of a unique brainstem metastasis. Clinical Presentation. This patient presented 5 years after the removal of a lentigo maligna melanoma from her left cheek with left sided facial numbness and paresthesias with no reported facial weakness. Initial MRI revealed a mass on the left trigeminal nerve that appeared to be a trigeminal schwannoma. Intervention. After only limited response to the first GKRS treatment, a biopsy of the tumor revealed it to be metastatic melanoma, not schwannoma. Over the next two years, the patient would receive 3 more GKRS treatments. These procedures were effective in controlling growth in the treated areas, and the patient has maintained a good quality of life. Conclusion. GKRS has proven in this case to be effective in limiting the growth of this metastatic melanoma without acute adverse effects.http://dx.doi.org/10.1155/2013/256962
spellingShingle Halloran E. Peterson
Erik W. Larson
Robert K. Fairbanks
Wayne T. Lamoreaux
Alexander R. Mackay
Jason A. Call
John J. Demakas
Barton S. Cooke
Christopher M. Lee
Gamma Knife Radiosurgery Treatment for Metastatic Melanoma of the Trigeminal Nerve and Brainstem: A Case Report and a Review of the Literature
Case Reports in Neurological Medicine
title Gamma Knife Radiosurgery Treatment for Metastatic Melanoma of the Trigeminal Nerve and Brainstem: A Case Report and a Review of the Literature
title_full Gamma Knife Radiosurgery Treatment for Metastatic Melanoma of the Trigeminal Nerve and Brainstem: A Case Report and a Review of the Literature
title_fullStr Gamma Knife Radiosurgery Treatment for Metastatic Melanoma of the Trigeminal Nerve and Brainstem: A Case Report and a Review of the Literature
title_full_unstemmed Gamma Knife Radiosurgery Treatment for Metastatic Melanoma of the Trigeminal Nerve and Brainstem: A Case Report and a Review of the Literature
title_short Gamma Knife Radiosurgery Treatment for Metastatic Melanoma of the Trigeminal Nerve and Brainstem: A Case Report and a Review of the Literature
title_sort gamma knife radiosurgery treatment for metastatic melanoma of the trigeminal nerve and brainstem a case report and a review of the literature
url http://dx.doi.org/10.1155/2013/256962
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