PMC8422437_01
(a) Preoperative MRI T1 sequence of the cervical spine (sagittal view) shows a cystic lesion involving the cervical spinal cord (*). (b) Preoperative MRI T2 sequence of the cervical spine (sagittal view) shows a cystic lesion involving the cervical spinal cord (*). (c) Preoperative MRI T1 sequence with contrast of the cervical spine (sagittal view) shows a cystic lesion involving the cervical spinal cord (*). (d) Intraoperative image (x50) shows the midline myelotomy (*) to decompress the cyst. (e) Intraoperative image (x50) shows the old liquified hematoma emerging from the myelotomy (*). (f) Postoperative MRI T2 sequence of the cervical spine (sagittal view) shows the spinal cord after decompression of the intramedullary hematoma (*).
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F1
Although the original diagnosis was an idiopathic syrinx, at surgery consisting of a myelotomy, it proved to be a chronic liquified hematoma [Figure 1].