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Fig. 9 | Chinese Neurosurgical Journal

Fig. 9

From: Classification and microsurgical treatment of foramen magnum meningioma

Fig. 9

Comparison of preoperative and postoperative images of the foramen magnum meningioma, which is located on the side of the brainstem and in the inferior to the vertebral artery. ac Preoperative axial, sagittal, and coronal T1-weighted contrast enhanced. d Preoperative 3DCTA and tumor image reconstruction. ef Preoperative right and left vertebral artery 3DCTA image reconstruction. gi Postoperative axial, sagittal, and coronal T1-weighted contrast enhanced. j Preoperative tumor under microscope. k. Postoperative tumor bed, vertebral artery, and hypoglossal nerve under a microscope. l Postoperative tumor bed, vertebral artery, brainstem, and C2 nerve under a microscope. 1, tumor; 2, vertebral artery; 3, hypoglossal nerve; 4, tumor bed; 5, cerebellum; 6, C2 nerve; 7, brainstem

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