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. 2020 Mar 13;10:4655. doi: 10.1038/s41598-020-61497-y

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© The Author(s) 2020

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons license and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/.

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Petroclival type case. A 47-year-old female presented with headache, dysphagia, bucking, hearing impairment and ataxia for 36 months. The preoperative KPS score was 60. She was achieved GTR with the RTTA of palsy in CN V VI,VI and VII and gastric intubation. The postoperative KPS score was 50. With a follow-up of 24 months, she participated in normal activities and had a KPS score of 80 without recurrence. (a–c) Preoperative MRI T1 contrast axial, sagittal, and coronal images. (d–f) Postoperative MRI T1 contrast axial, sagittal, and coronal images. (g–i) Follow-up MRI T1 contrast axial, sagittal, and coronal images.