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Fig. 4 | BMC Surgery

Fig. 4

From: How to locate the fistula orifice of spinal extradural arachnoid cyst: Surgical experience and clinical outcome

Fig. 4

Patient 3 MR imaging data. A: Preoperative sagittal T2WI image. (Arrow: A large SEAC from lower T12 to upper L4.) B: Preoperative axial T2WI image. (Upper arrow: The compressed dural sac. Lower arrow: The SEAC was located dorsally within the spinal canal and severely compressed the cord.) C: Postoperative sagittal T2WI image. (Arrow: The cyst has been completely removed and the space of the spinal canal was also restored.) D: 3D reconstructed image of the spine. (Upper arrow: The position of the lamina fenestration, we closed the fistula orifice and removed the upper part of the cyst wall. Lower arrow: The position of the lamina fenestration, we removed the lower part of the cyst wall.)

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BMC Surgery

ISSN: 1471-2482

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