Faculty Information - ISHIKAWA Tatsuya

（Last updated : 2026-10-23 20:09:22）

ISHIKAWA Tatsuya
Department School of Medicine(Tokyo Women's Medical University Hospital), School of Medicine Department of Neurosurgery

Position Associate Professor

■ Published papers

1.	Review article	Construction of a workflow-based trajectory analysis system for surgical performance improvement 2026/01/10
2.	Original article	In Reply: Superiority of endovascular coiling over surgical clipping for clinical outcomes at discharge in patients with poor-grade subarachnoid hemorrhage: A registry study in Japan 2025/09/19
3.	Review article	Trajectory-based evaluation system for surgical proficiency: toward a spiral learning framework 2025/07/25
4.	Original article	Lack of association between chronological age and fisher group and poor outomes in older patients with severe-grade aneurysmal subarachnoid hemorrhage: a nationwide registry study in Japan 2025/05/01
5.	Original article	Risk factors of short-term poor functional outcomes and long-term durability of ruptured large or giant intracranial aneurysms 2025/01/10
6.	Original article	Machine learning validation of a simple prediction model for the correlation between advanced age and clinical outcomes in patients with aneurysmal subarachnoid hemorrhage 2025/01/14
7.	Original article	Gamma Knife treatment strategies for paediatric AVMs: approaches to refractory cases 2024/01/24
8.	Original article	Superiority of endovascular coiling over surgical clipping for clinical outcomes at discharge in patients with poor-grade subarachnoid hemorrhage: a registry study in Japan 2023/12/01
9.	Original article	Subclavian Artery-Carotid Artery Bypass for Subclavian Artery or Common Carotid Artery Severe Stenosis or Occlusion 2023/05/21
10.	Original article	Difference in Clinical Phenotype, Mutation Position, and Structural Change of RNF213 Rare Variants Between Pediatric and Adult Japanese Patients with Moyamoya Disease 2023/09/01
11.	Case report	Bilateral symptomatic large cavernous carotid artery aneurysms treated by extracranial-intracranial bypass with parent artery occlusion 2023/05/05
12.	Case report	Enterprise Treatment for Recurrent Basilar Tip Aneurysm after PulseRider-assisted Coil Embolization: A Case Report 2023/02/20
13.	Original article	Analysis of factors influencing delayed presentation in Japanese patients with subarachnoid hemorrhage 2022/12/15
14.	Case report	Urgent carotid artery stenting with intracranial and carotid stent for symptomatic bilateral consecutive internal carotid artery dissection 2022/09/01
15.	Original article	Surgical procedure and results of carotid endarterectomy with routine shunt placement 2022/12/06
16.	Original article	A Case of Cavernous Malformation of the Midbrain Removed via an Interhemispheric Transcallosal Subchoroidal Approach 2022/05/21
17.	Original article	Prediction of Cross-Clamp-Induced Cerebral Ischemia During Carotid Endarterectomy Using Arterial Blood Flow Assessment 2021/12/23
18.	Case report	Kissing Aneurysms of the Posterior Inferior Cerebellar Artery Treated by Anchor Coil Technique and Stenting from the Contralateral Side 2022/05/12
19.	Case report	Triple bypass for multisystem smooth muscle dysfunction syndrome due to Arg179His ACTA2 mutation. 2022/03/02
20.	Original article	Aspergillus sphenoiditis growth on long cut ends of a non-absorbable sellar floor dura closure suture. 2021/11
21.	Original article	High-flow bypass using saphenous vein grafts with trapping of ruptured blood blister-like aneurysms of the internal carotid artery: patient series. 2021/11
22.	Original article	Association and Implications of Blood and Plaque n-3 Polyunsaturated Fatty Acid Composition in Patients Treated with Oral Eicosapentaenoic Acid before Carotid Endarterectomy 2023/08
23.	Original article	A case of idiopathic extracranial carotid artery pseudoaneurysm with a rare clinical course and pathological features 2021/06/01
24.	Original article	Result of surgical treatment after Gamma Knife radiosurgery for cerebral arteriovenous malformations: patient series 2021/06
25.	Original article	Intracranial mycotic aneurysm after left ventricular assist device implantation treated with trans-arterial embolization via the brachial artery 2021/01/04
26.	Original article	Selection of approach and bypass for fetal-type posterior artery aneurysm: illustrative cases, 2021
27.	Original article	Maximum nidus depth as a risk factor of surgical morbidity in eloquent brain arteriovenous malformation 2021
28.	Original article	Clinical Evaluation of a New Touchless Interface That Uses Hand-gestures and Voice Operation Named "Opect3D" in Cerebral Blood Vessel Cases 2020/12/25
29.	Original article	An easily hand support device improves the accuracy and speed of suturing procedures: concept and first feasibility study 2020/12/25
30.	Original article	Diagnosis and Management of Moyamoya Disease 2020/12/14
31.	Original article	An Easily Movable Hand Support Device Improves the Accuracy and Speed of Suturing Procedures: Concept and First Feasibility Study 2020/12
32.	Original article	Mechanical thrombectomy in acute ischemic stroke patients with left ventricular assist device. 2020/11
33.	Case report	Spinal cord infarction six months after thoracic endovascular aortic repair- A case report. 2020/09
34.	Original article	Dual-Phase Computed Tomography Angiography Enhances Detection of Contrast Extravasation in Subarachnoid Hemorrhage 2020/02
35.	Case report	Isolated posterior spinal artery aneurysm presenting with spontaneous thrombosis after subarachnoid hemorrhage: A case report. 2020/02
36.	Original article	Direct double bypass using the posterior auricular artery as initial surgery for moyamoya disease: technical note 2019/08
37.	Original article	Rare and low-frequency variants in RNF213 confer susceptibility to moyamoya syndrome associated with hyperthyroidism. 2019/03/25
38.	Original article	Genotype-Phenotype Correlation in Long-Term Cohort of Japanese Patients with Moyamoya Disease. 2019/04/04
39.	Original article	Platelet Aggregability as a Predictor of Restenosis Following Carotid Endarterectomy. 2018/11/30
40.	Original article	Efficacy of Superficial Temporal Artery-Middle Cerebral Artery Double Bypass in Patients with Hemorrhagic Moyamoya Disease: Surgical Effects for Operated Hemispheric Sides 2019/02
41.	Original article	Clinical factors influencing the development of extracranial-intracranial bypass graft for steno-occlusive cerebrovascular disease 2019/02
42.	Original article	Omnidirectional malleable ring retractor: a new approach to retraction during carotid endarterectomy 2019
43.	Original article	Successful reperfusion with endovascular therapy has beneficial effects on long-term outcome beyond 90 days 2019
44.	Original article	Brainstem venous congestion caused by perimedullary drainage in anterior cranial fossa dural arteriovenous fistula 2019
45.	Other	Ultrarapid evaluation of meningioma malignancy by intraoperative flow cytometry. 2018/12/01
46.	Original article	Decompression by cutting the tentorium for trigeminal neuralgia caused by vertebrobasilar dolichoectasia 2018/12
47.	Original article	Predicting the occurrence of hemorrhagic cerebral hyperperfusion syndrome using regional cerebral blood flow after direct bypass surgery in patients with moyamoya disease 2018/11
48.	Original article	Factors of delayed hyperperfusion and the importance of repeated cerebral blood flow evaluation for hyperperfusion after direct bypass for moyamoya disease 2018/10
49.	Original article	Retinal artery occlusion during carotid artery stenting with distal embolic protection device 2018/10
50.	Original article	Intra-arterial injection of fasudil hydrochloride for cerebral vasospasm secondary to bacterial meningitis 2018/09
51.	Original article	Long-term outcomes following thrombectomy for acute ischemic stroke in patients with a left ventricular assist device: a case series and literature review 2018/09
52.	Original article	Development of a preoperative simulation technique for carotid endarterectomy in patients with contrast contraindications 2018/08
53.	Case report	A Case of Tumor Embolization for Metastatic Bone Tumor and Stanford Type A Aortic Dissection under Direct Carotid Puncture 2017/11
54.	Case report	Esophageal submucosal hematoma developed after endovascular surgery for unruptured cerebral aneurysm under general anesthesia: a case report 2017/10/03
55.	Original article	Multimodal treatment strategy for Spetzler–Martin grade III arteriovenous malformations of the brain. 2017/02/15
56.	Original article	Rolesof the Wada Test and Functional Magnetic Resonance Imaging in Identifying the Language-dominant Hemisphere among Patients with Gliomas Located near Speech Areas 2017/01
57.	Original article	Treatment of Large or Giant Cavernous Aneurysm Associated with Persistent Trigeminal Artery: Case Report and Review of Literature 2017
58.	Original article	Age-related Treatment Outcome of Unruptured Intracranial Aneurysm 2017
59.	Original article	Multimodal Treatment Strategy for Spetzler-Martin Grade 3 Arteriovenous Malformation of the Brain 2017
60.	Case report	A case of tumor embolization fror metastatic bone tumor and Stanford type A aortic dissection under direct carotid puncture 2017
61.	Original article	Onyx extravasation during embolization of a brain arteriovenous malformation 2017
62.	Case report	Stent-assisted coil embolisation for bilateral vertebral artery dissecting aneurysms presenting with subarachnoid haemorrhage. 2016/12
63.	Case report	Extremely rare persistent primitive artery passing through the jugular foramen with symptomatic ipsilateral carotid artery stenosis. 2016/07/29
64.	Case report	Internal carotid artery stenosis with persistent primitive hypoglossal artery treated with carotid artery stenting: A case report and literature review. 2016/01/29
65.	Original article	De Novo Posterior Thalamoperforating Artery Aneurysm Presenting with Subarachnoid Hemorrhage 7 Years after Surgery of a Posterior Cerebral Artery Aneurysm 2016/03/31
66.	Original article	Effect of coil packing proximal to the dilated segment on postoperative medullary infarction and prognosis following internal trapping for ruptured vertebral artery dissection 2016
67.	Original article	Stenting for acute cerebral venous sinus thrombosis in the superior sagittal sinus. 2015/10/22
68.	Original article	Perioperative and Long-term Outcomes of Carotid Endarterectomy for Japanese Asymptomatic Cervical Carotid Artery Stenosis: A Single Institution Study. 2015/10/09
69.	Original article	Effect of coil packing proximal to the dilated segment on postoperative medullary infarction and prognosis following internal trapping for ruptured vertebral artery dissection. 2015/10/13
70.	Original article	Early surgical treatment benefits early staged pediatric moyamoya disease--single case report. 2015/04/23
71.	Original article	Moyamoya disease concurrent with Graves disease treated by direct bypass: clinical features and treatment strategies 2015/05
72.	Case report	Mechanical Endovascular Recanalization in a Patient with Middle Cerebral Artery Occlusion by Tumorous Emboli Originating from Cardiac Myxoma 2015
73.	Original article	Correlation of Middle Cerebral Atery Tortuosity with Successful Recanalization Using the Merci Retrieval System with or without Adjunctive Treatments 2014
74.	Case report	Meningioma of the Internal Auditory Canal With Rapidly Progressive Hearing Loss 2011
75.	Case report	Brain Metastasis in Malignant Pleural Mesothelioma Presenting as Intratumoral Hemorrhage 2010
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■ Academic conference presentation

1.	Treatment strategies for cerebral aneurysms based on aneurysm size （Speech，Special/Invited Lecture） 2025/09/18
2.	Automated Surgical Procedure Capture and Analysis System for Surgical Performance Evaluation （Speech，General） 2023/06/20
3.	Smart Cyber Operating Theater (SCOT) for Cerebrovascular Surgery （Speech，Panelist at Symposium/Workshop (Appointed)） 2023/03/17
4.	Safety and efficacy of Neuroform Atlas stent-assisted coiling for vertebral artery- posterior inferior cerebellar artery aneurysms （Speech，General） 2022/08/25
5.	Development of Cerebral Endovascular Treatment Remote Control System in Smart Cyber Operating Theater （Poster notice，General） 2022/06/07
6.	The actual remote DTx solution by Smart Cyber Operating Theater (SCOT)x 5G （Speech，Panelist at Symposium/Workshop (Appointed)） 2022/04/15
7.	The 37th Japanese Society of Neuroendovascular Therapy Academic Meeting （Speech，Panelist at Symposium/Workshop (Other)） 2021/11/26
8.	Development of Cerebral Endovascular Treatment Remote Control System in Smart Cyber Operating Theater （Speech，Panelist at Symposium/Workshop (Applied)） 2021/11/27
9.	Clinical features of moyamoya disease cases associated with massive postoperative hemorrhage （Speech，General） 2021/03/11
10.	Consideration of relation between shunt segments and draining veins in the Cavernous Sinus Dural Arteriovenous Fistulae （Speech，General） 2020/11/19
11.	Re-evaluation of surgical approaches for midbrain cavernous angioma （Speech，Panelist at Symposium/Workshop (Applied)） 2020/09/29
12.	The role of the tumor embolization for the skull base meningiomas and its limits （Speech，Panelist at Symposium/Workshop (Applied)） 2019/11/21
13.	The pros and cons of surgeries for skull base atypical meningiomas （Speech，Panelist at Symposium/Workshop (Applied)） 2019/10/09
14.	A case of cervical giant aneurysm treated with endovascular trapping through the ECA-SV-M2 bypass （Speech，General） 2019/07/11
15.	Intra-arterial injection of fasudil hydrocholoride for cerebral vasospasm secondary to bacterial meningitis （Poster notice，General） 2019/10/22
16.	Extradural temporopolar approach for trigeminal schwannomas, its indications and limitations （Speech，General） 2019/04/12
17.	Risk factors for postoperative hemorrhage in moyamoya disease accompanied by focal hyperperfusion （Speech，General） 2019/03/23
18.	Relation between shunt points and feeding arteries in the Cavernous Sinus Dural Arteriovenous Fistulae （Speech，General） 2018/11/22
19.	Treatment of large or giant cavernous aneurysm associated with a persistent trigeminal artery （Poster notice，General） 2018/04/25
20.	Surgical challenge for intractable middle cerebral artery large/giant aneurysms （Speech，General） 2018/04/14
21.	Treatment strategies and outcomes of the internal carotid artery large aneurysms at TWMU （Speech，General） 2018/03/15
22.	Initial experience of stent assisted coiling with Neuroform AtlasTM （Poster notice，General） 2017/11/24
23.	Consideration of relation between shunt points and draining veins in the Cavernous sinus dural arteriovenous fistulae （Speech，General） 2017/11/23
24.	Surgical treatment for malignant skull base meningiomas and its outcomes （Speech，General） 2017/10/13
25.	Assessment of non-enhanced 4D MRA based on arterial spin labeling technique with Moyamoya disease （Poster notice，General） 2017/03/02
26.	Assessment of non-enhanced 4D MR angiography based on arterial spin labeling technique in arterial venous malformation and dural arterial venous fistula （Speech，General） 2017/02/17
27.	Carotid Artery Stenting (CAS) and Carotid Endarterectomy (CEA) （Speech，General） 2016/06/23
28.	Usefulness of intraoperative visual evoked potential and electrooculographic monitoring for anterior skull base and parasellar tumor surgery （Speech，General） 2016/06/15
29.	Illustrative cases discussion of pediatric AVM hemorrhage after gamma knife radiosurgery treatment （Speech，General） 2016/04/14
30.	Carotid Artery Stenting and Carotid Endarterectomy in Tokyo Womens Medical University （Speech，Special/Invited Lecture） 2015/08/08
31.	Outcomes after carotid artery stenting in high volume center of carotid endarterectomy （Speech，General） 2014/10/12
32.	Current treatment strategy for C2-C3 aneurysm with unique preoperative image guiding system: advantage in use of Gamma Plan with enhanced CISS based on 94 treatment plan cases （Speech，General） 2014/10/09
33.	Treatment strategy in 65 cases with C2-C3 aneurysms based on 3D-CISS images using Gamma Plan. （Speech，General） 2014/02/28
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■ Conference activities & talks

2022/06/04

Transarterial Onyx embolization of intracranial dual arteriovenous fistulas (dAVF) (Tokyo)

■ Research areas

Neurosurgery

■ Education

1.	1995/04～2001/03	Graduate School, Division of Medicine, Shinshu University, Graduated
2.	2017/05/19 Degree Acquisition	Tokyo Women's Medical University,