Xiang, Sishi M.D., Ph.D.

Xiang, Sishi  M.D., Ph.D.

Resident Neurosurgeon

Clinical Expertise: Brain Aneurysm,Arteriovenous Malformation (AVM),Pituitary Tumor


Research Interests

Improving the long-term prognosis of patients treated with gamma knife; the natural history and prognosis of aneurysms.



Xiang sishi, MD, is a neurosurgeon in the department of neurosurgery at Xuanwu Hospital, Capital Medical University. Dr. Xiang’s expertise includes Gamma knife radiosurgery treatment of central nervous system diseases; neurosurgical treatment of neurovascular abnormalities.

Dr. Xiang earned her medical degree from University of South China. She completed her master's and doctor's degree in neurosurgery of Xuanwu Hospital, Capital Medical University. She received her neurosurgical residency at Xuanwu hospital. 

Dr. Xiang’s research interests focus on improving care and outcome for patients treated with Gamma knife; the natural history and prognosis of aneurysms. 


2007—2012 B.D., Clinical Medicine, University of South China

2012—2015 M.D., Neurosurgery, Capital Medical University

2015—2018 Ph.D., Neurosurgery, Capital Medical University


2012—2015 Residency of Neurosurgery, Xuanwu Hospital, Capital Medical University

2015—2018 Specialist training of Neurosurgery in Xuanwu Hospital, Capital Medical University


2018-2020 Hemorrhage vascular team of neurosurgery, Xuanwu Hospital, Capital Medical University

2021-Now Gamma Knife Center of Beijing Tiantan hospital, Capital Medical University


2013: Physician’s practice license

2015: Certificate of resident standardized training of Surgery (Neurosurgery) Phase I

Research & Publications

1. Xiang S*, Fan F*, Hu P, Yang K, Zhai X, Geng J, Ji Z, Lu J, Zhang H. The sensitivity and specificity of TOF-MRA compared with DSA in the follow-up of treated intracranial aneurysms. J Neurointerv Surg. 2021 Feb 25:neurintsurg-2020-016788. doi: 10.1136/neurintsurg-2020-016788. Epub ahead of print. PMID: 33632877.

2. Liu H*, Guo W*, Xiang S*, Hu P, Sun F, Gao J, Zhang X, Wang P, Jing W, Zhang L, Yang X, Duan C, He M, Zhang H, Qu Y. The natural course of unruptured intracranial aneurysms in a Chinese cohort: protocol of a multi-center registration study in CIAP. J Transl Med. 2019 Oct 22;17(1):349. doi: 10.1186/s12967-019-2092-z. PMID: 31640726; PMCID: PMC6805494.

3. Xiang S, Li G, He C, Ren J, Zhang H. Reconstructive endovascular treatment of the V4 segment of a vertebral artery dissecting aneurysm with the Willis covered stent: A retrospective study. Interv Neuroradiol. 2019 Oct;25(5):548-555. doi:10.1177/1591019918824413. Epub 2019 May 9. PMID: 31072252; PMCID: PMC6777116.

Book/Book Chapters

Reference translation book: Handbook of Radiosurgery in CNS Disease; Central Nervous System Metastases; 

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