case_images: PMC11200113_01
case_images: Surgical treatment of the right foramen magnum meningioma. (Case 1). (A-C) Preoperative MR scan; (D-F) Tumor resection procedure; (G-I) Postoperative MR scan.
case_images: fonc-14-1391002-g002.jpg
case_images: PMC11200113_01_fonc-14-1391002-g002.jpg
case_images: f2
case_images: An MR scan showed an occupation in the right foramen magnum area, with the medulla compressed by the tumor mass (Figure 2).
case_images: PMC11200113_02
case_images: Surgical treatment of the right foramen magnum meningioma. (Case 2) (A-C) Preoperative MR scan; (D-F) Tumor resection procedure; (G, H) Postoperative MR scan.
case_images: fonc-14-1391002-g003.jpg
case_images: PMC11200113_02_fonc-14-1391002-g003.jpg
case_images: f3
case_images: An MR scan showed a tumor was on the right side of the foramen magnum with homogeneous enhancement (Figure 3).
case_images: PMC11200113_03
case_images: Surgical treatment of the foramen magnum meningioma in the ventral medulla. (Case 3) (A-C) Preoperative MR scan; (D-F) Tumor resection procedure; (G) Postoperative MR scan.
case_images: fonc-14-1391002-g004.jpg
case_images: PMC11200113_03_fonc-14-1391002-g004.jpg
case_images: f4
case_images: An MR scan showed homogeneous enhancement of a tumor mass located on the ventral side of the medulla (Figure 4).
case_images: PMC11200113_04
case_images: Surgical treatment of a glioma of the ventral medulla. (Case 4) (A-C) Preoperative MR scan; (D-F) Tumor resection procedure; (G-I) Postoperative MR scan.
case_images: fonc-14-1391002-g005.jpg
case_images: PMC11200113_04_fonc-14-1391002-g005.jpg
case_images: f5
case_images: An MR scan showed no obvious enhancement, and the T2 sequence presented a relative high density (Figure 5).