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題 名 | Magnetic Resonance Imaging Findings in Radiation Myelopathy of the Thoracic Spinal Cord: A Report of Two Cases |
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作 者 | Kuo, Chi-chung; Shen, Wu-chung; Tsai, Tzung-chang; Lee, Cheng-chun; | 書刊名 | Acta Neurologica Taiwanica |
卷 期 | 9:4 民89.12 |
頁 次 | 頁303-306 |
分類號 | 415.945 |
關鍵詞 | 磁振造影; 放射性脊髓病變; Radiation myelopathy; Thoracic spinal cord; Magnetic resonance imaging; |
語 文 | 英文(English) |
英文摘要 | A 17-year-old female patient with a paraspinal myxofibroma underwent tumor excision. She developed acute onset of paraplegia 16 months after termination of radiation therapy and underwent a second operation. Our other patient was a 62-year-old male with a mediastinal thymoma who underwent thymectomy. Because of recurrent thymoma a second operation of tumor excision and therapeutic radiotherapy were performed on the patient. He developed thoracic myelopathy with Brown-Sequard syndrome 40 months after radiotherapy completing. Magnetic resonance image (MRI) showed hypointensity in T1-weighted image and hyperintensity in T2-weighted image; we also saw ring enhancement after Gd-DTPA administration in the segment of T3 and T4 spinal cord. Several reports have been published on MRI of radiation myelopathy that were confined to the brainstem or cervical cord. We present two patients because of the relative rareness of the condition. The pertinent reports in the literature were reviewed and the findings are discussed. |
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