Personnel Information

写真a

SUGAWARA Takashi


Job title

Junior Associate Professor

Birth date

1973

Graduating School 【 display / non-display

  • Tokyo Medical and Dental University, Faculty of Medicine, medical school, 1999, Graduated

Graduate School 【 display / non-display

  • Tokyo Medical and Dental University, Graduate School, Division of Medical Sciences, Doctor's Course, 2009, Completed

Degree 【 display / non-display

  • Doctor of Medicine, Tokyo Medical and Dental University

Campus Career 【 display / non-display

  • 1900.01
    -
    2016.02
    Tokyo Medical and Dental University, Faculty of Medicine, School of Medicine, Assistant Professor
  • 2010.10
    -
    2018.03
    Tokyo Medical and Dental University, Graduate School of Medical and Dental Sciences, Medical and Dental Sciences, Cognitive and Behavioral Medicine, Neurosurgery, Assistant Professor
  • 2018.04
    -
    2021.11
    Tokyo Medical and Dental University, Graduate School of Medical and Dental Sciences, Medical and Dental Sciences, Cognitive and Behavioral Medicine, Neurosurgery, Assistant Professor
  • 2021.12
    -
    Now
    Tokyo Medical and Dental University, Tokyo Medical and Dental University, Division of Clinical Medicine, Department of Neurology, Neurosurgery, Psychiatry, and Anesthesiology, Neurosurgery, Junior Associate Professor

External Career 【 display / non-display

  • 2006.05
    -
    2008.04
    , postdoctoral fellow
  • 2016.02
    -
    2016.03
    Arkansas Neuroscience Institute CHI St. Vincent Infirmary Medical Center, Cerebrovascular and Skull Base Research Fellowship

Academic Society Affiliations 【 display / non-display

  • Japan Neurosurgical Society

  • Japanese Society for Skull Base Surgery

  • Japanese Society for Neuroendoscopy

  • Japanese Congress for Brain Tumor Surgery

  • Japanese Society on Surgery for Cerebral Stroke

  • Japanese Congress of Neurological Surgeons

  • Japan Stroke Society

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Qualification Acquired 【 display / non-display

  • Doctor

 

Research Theme 【 display / non-display

  • Mechanisms of cerebral vasospasm and acute brain injury after subarachnoid hemorrhage, 2006.04 - Now

Published Papers & Misc 【 display / non-display

  1. Mohri Kaori, Tanaka Kentaro, Sugawara Takashi, Asakage Takahiro, Tsutsumi Takeshi. Management of the temporal bone defect after resection of external auditory canal cancer AURIS NASUS LARYNX. 2021.12; 48 (6): 1157-1161. ( PubMed, DOI )

  2. Chiba K, Sugawara T, Kobayashi D, Sato A, Murota Y, Maehara T. Atypical Histological Features as Risk Factors for Recurrence in Newly Diagnosed WHO Grade I Meningioma. Neurologia medico-chirurgica. 2021.09; ( PubMed, DOI )

  3. Tanaka K, Suesada N, Homma T, Mori H, Sugawara T, Tsutsumi T, Asakage T, Okazaki M. The different concepts of surgical managements between anterior and lateral skull base reconstructions based on surgical purposes. Auris, nasus, larynx. 2021.08; ( PubMed, DOI )

  4. Suga Takayuki, Takenoshita Miho, Tu Trang T.H., Sugawara Takashi, Kirimura Susumu, Toyofuku Akira. A case of vestibular schwannoma mimicking burning mouth syndrome(和訳中) Biopsychosocial Medicine. 2021.03; 15 1 of 4-4 of 4. ( ichushi )

  5. Suga T, Takenoshita M, Tu TTH, Sugawara T, Kirimura S, Toyofuku A. A case of vestibular schwannoma mimicking burning mouth syndrome. BioPsychoSocial medicine. 2021.03; 15 (1): 7. ( PubMed, DOI )

  6. Sano Takashi, Tamura Kaoru, Kuroha Masae, Sumita Kazutaka, Arai Yukika, Sugawara Takashi, Inaji Motoki, Tanaka Yoji, Nariai Tadashi, Maehara Taketoshi. ANALYSIS OF BRAIN TUMOR INDUCED BY IRRADIATION IN CHILDHOOD - A SINGLE INSTITUTIONAL ANALYSIS NEURO-ONCOLOGY. 2020.12; 22 458-459.

  7. Nomura F, Ariizumi Y, Kiyokawa Y, Tasaki A, Tateishi Y, Koide N, Kawabe H, Sugawara T, Tanaka K, Asakage T. Pigmented villonodular synovitis occurring in the temporomandibular joint. Auris, nasus, larynx. 2019.08; 46 (4): 609-617. ( PubMed, DOI )

  8. Nomura Fuminori, Ariizumi Yosuke, Kiyokawa Yusuke, Tasaki Akihisa, Tateishi Yumiko, Koide Nobuaki, Kawabe Hiroaki, Sugawara Takashi, Tanaka Kentaro, Asakage Takahiro. 顎関節に生じた色素性絨毛結節性滑膜炎(Pigmented villonodular synovitis occurring in the temporomandibular joint) Auris・Nasus・Larynx. 2019.08; 46 (4): 609-617. ( ichushi )

  9. Sugawara Takashi, Maehara Taketoshi, Nariai Tadashi, Aoyagi Masaru, Ohno Kikvo. Independent predictors of shunt-dependent normal pressure hydrocephalus after aneurysmal subarachnoid hemorrhage JOURNAL OF NEUROSURGICAL SCIENCES. 2016.06; 60 (2): 154-158.

  10. Ito Kei, Sugawara Takashi, Tamura Kaoru, Kawabata Shigenori, Kobayashi Daisuke, Maehara Taketoshi. 外科的切除後に消失した、重度後頭部痛を伴う後頭部顆類骨腫(Occipital Condyle Osteoid Osteoma with Severe Occipital Pain that Disappeared after Surgical Resection) NMC Case Report Journal. 2015.10; 2 (4): 128-131. ( ichushi )

  11. Ito K, Sugawara T, Tamura K, Kawabata S, Kobayashi D, Maehara T. Occipital Condyle Osteoid Osteoma with Severe Occipital Pain that Disappeared after Surgical Resection. NMC case report journal. 2015.10; 2 (4): 128-131. ( PubMed, DOI )

  12. Takashi Sugawara, Masaru Aoyagi, Takahiro Ogishima, Yoshihisa Kawano, Masashi Tamaki, Tomoyuki Yano, Atsunobu Tsunoda, Kikuo Ohno, Taketoshi Maehara, Seiji Kishimoto. Extended orbital exenteration for sinonasal malignancy with orbital apex extension: surgical technique and clinical analysis. J. Neurosurg.. 2015.07; 123 (1): 52-58. ( PubMed, DOI )

  13. Kei Ito, Takashi Sugawara, Kaoru Tamura, Shigenori Kawabata, Daisuke Kobayashi, Taketoshi Maehara. Occipital Condyle Osteoid Osteoma with Severe Occipital Pain that Disappeared after Surgical Resection Neurologia medico-chirurgica Case Report Journal. 2015;

  14. Satoru Takeuchi, Kimihiro Nagatani, Naoki Otani, Hiroshi Nawashiro, Takashi Sugawara, Kojiro Wada, Kentaro Mori. Hydrogen improves neurological function through attenuation of blood-brain barrier disruption in spontaneously hypertensive stroke-prone rats. BMC Neurosci. 2015; 16 22. ( PubMed, DOI )

  15. T Sugawara, T Maehara, Nariai Tadashi, M Aoyagi, K Ohno. Independent predictors of shunt-dependent normal pressure hydrocephalus after aneurysmal subarachnoid hemorrhage. J Neurosurg Sci. 2014.07; ( PubMed )

  16. Takashi Sugawara, Masaru Aoyagi, Youji Tanaka, Masashi Tamaki, Daisuke Kobayashi, Kikuo Ohno. Chronic encapsulated expanding hematoma in nonfunctioning pituitary adenoma. Neurosurg Rev. 2013.07; 36 (3): 395-402. ( PubMed, DOI )

  17. Robert E Ayer, Robert P Ostrowski, Takashi Sugawara, Qingy Ma, Nazanin Jafarian, Jiping Tang, John H Zhang. Statin-induced T-lymphocyte modulation and neuroprotection following experimental subarachnoid hemorrhage. Acta Neurochir. Suppl.. 2013; 115 259-266. ( PubMed, DOI )

  18. Satoru Takeuchi, Takashi Sugawara, Hiroyuki Masaoka, Yoshio Takasato. Fourth ventricular meningioma: a case report and literature review. Acta Neurol Belg. 2012.03; 112 (1): 97-100. ( PubMed, DOI )

  19. Satoru Takeuchi, Yoshio Takasato, Hiroyuki Masaoka, Takanori Hayakawa, Hiroshi Yatsushige, Takashi Sugawara. Simultaneous multiple hypertensive intracranial hemorrhages. J Clin Neurosci. 2011.09; 18 (9): 1215-1218. ( PubMed, DOI )

  20. Naoki Otani, Yoshio Takasato, Hiroyuki Masaoka, Takanori Hayakawa, Yoshikazu Yoshino, Hiroshi Yatsushige, Hiroki Miyawaki, Kyoko Sumiyoshi, Takashi Sugawara, Aoyagi Chikashi, Satoru Takeuchi, Goh Suzuki. Clinical characteristics and surgical outcomes of patients with aneurysmal subarachnoid hemorrhage and acute subdural hematoma undergoing decompressive craniectomy. World Neurosurg. 2011.01; 75 (1): 73-77. ( PubMed, DOI )

  21. Hidenori Suzuki, Robert Ayer, Takashi Sugawara, Wanqiu Chen, Takumi Sozen, Yu Hasegawa, Kenji Kanamaru, John H Zhang. Role of osteopontin in early brain injury after subarachnoid hemorrhage in rats. Acta Neurochir. Suppl.. 2011; 110 (Pt 1): 75-79. ( PubMed, DOI )

  22. Takashi Sugawara, Robert Ayer, Vikram Jadhav, Wanqiu Chen, Tamiji Tsubokawa, John H Zhang. Mechanisms of statin treatment in cerebral vasospasm. Acta Neurochir. Suppl.. 2011; 110 (Pt 2): 9-11. ( PubMed, DOI )

  23. R Ayer, V Jadhav, T Sugawara, John H Zhang. The neuroprotective effects of cyclooxygenase-2 inhibition in a mouse model of aneurysmal subarachnoid hemorrhage. Acta Neurochir. Suppl.. 2011; 111 145-149. ( PubMed, DOI )

  24. Hidenori Suzuki, Yu Hasegawa, Robert Ayer, Takashi Sugawara, Wanqiu Chen, Takumi Sozen, Kenji Kanamaru, Waro Taki, John H Zhang. Effects of recombinant osteopontin on blood-brain barrier disruption after subarachnoid hemorrhage in rats. Acta Neurochir. Suppl.. 2011; 111 231-236. ( PubMed, DOI )

  25. Satoru Takeuchi, Yoshio Takasato, Hiroyuki Masaoka, Takanori Hayakawa, Hiroshi Yatsushige, Takashi Sugawara. Traumatic interhemispheric subdural haematoma: Study of 35 cases. J Clin Neurosci. 2010.12; 17 (12): 1527-1529. ( PubMed, DOI )

  26. Satoru Takeuchi, Yoshio Takasato, Hiroyuki Masaoka, Takanori Hayakawa, Naoki Otani, Yoshikazu Yoshino, Hiroshi Yatsushige, Takashi Sugawara. Progressive subdural hematomas after epidural blood patch for spontaneous intracranial hypotension. J Anesth. 2010.04; 24 (2): 315-316. ( PubMed, DOI )

  27. Takeuchi Satoru, Takasato Yoshio, Masaoka Hiroyuki, Hayakawa Takanori, Otani Naoki, Yoshino Yoshikazu, Yatsushige Hiroshi, Sugawara Takashi. 自然発症性脳圧低下のための硬膜外血液パッチ後の進行性硬膜下血腫(Progressive subdural hematomas after epidural blood patch for spontaneous intracranial hypotension) Journal of Anesthesia. 2010.04; 24 (2): 315-316. ( ichushi )

  28. Satoru Takeuchi, Yoshio Takasato, Hiroyuki Masaoka, Takanori Hayakawa, Naoki Otani, Yoshikazu Yoshino, Hiroshi Yatsushige, Takashi Sugawara. Middle cerebral artery occlusion resulting from hypereosinophilic syndrome. J Clin Neurosci. 2010.03; 17 (3): 377-378. ( PubMed, DOI )

  29. Hidenori Suzuki, Robert Ayer, Takashi Sugawara, Wanqiu Chen, Takumi Sozen, Yu Hasegawa, Kenji Kanamaru, John H Zhang. Protective effects of recombinant osteopontin on early brain injury after subarachnoid hemorrhage in rats. Crit. Care Med.. 2010.02; 38 (2): 612-618. ( PubMed, DOI )

  30. Robert Ayer, Wanqiu Chen, Takashi Sugawara, Hidenori Suzuki, John H Zhang. Role of gap junctions in early brain injury following subarachnoid hemorrhage. Brain Res.. 2010.02; 1315 150-158. ( PubMed, DOI )

  31. Satoru Takeuchi, Yoshio Takasato, Hiroyuki Masaoka, Takanori Hayakawa, Naoki Otani, Yoshikazu Yoshino, Hiroshi Yatsushige, Takashi Sugawara. Hemorrhagic encephalitis associated with Epstein-Barr virus infection. J Clin Neurosci. 2010.01; 17 (1): 153-154. ( PubMed, DOI )

  32. Naoki Otani, Yoshio Takasato, Hiroyuki Masaoka, Takanori Hayakawa, Yoshikazu Yoshino, Hiroshi Yatsushige, Hiroki Miyawaki, Kyoko Sumiyoshi, Takashi Sugawara, Aoyagi Chikashi, Satoru Takeuchi, Go Suzuki. Significance of monitoring the initial intracranial pressure on hematoma irrigation with trephination therapy for acute subdural hematomas in critical conditions. Acta Neurochir. Suppl.. 2010; 106 257-260. ( PubMed, DOI )

  33. Naoki Otani, Yoshio Takasato, Hiroyuki Masaoka, Takanori Hayakawa, Yoshikazu Yoshino, Hiroshi Yatsushige, Hiroki Miyawaki, Kyoko Sumiyoshi, Takashi Sugawara, Aoyagi Chikashi, Satoru Takeuchi, Go Suzuki. Surgical outcome following a decompressive craniectomy for acute epidural hematoma patients presenting with associated massive brain swelling. Acta Neurochir. Suppl.. 2010; 106 261-264. ( PubMed, DOI )

  34. Hiroshi Yatsushige, Yoshio Takasato, Hiroyuki Masaoka, Takanori Hayakawa, Naoki Otani, Yoshikazu Yoshino, Kyoko Sumiyoshi, Takashi Sugawara, Hiroki Miyawaki, Chikashi Aoyagi, Satoru Takeuchi, Go Suzuki. Prognosis for severe traumatic brain injury patients treated with bilateral decompressive craniectomy. Acta Neurochir. Suppl.. 2010; 106 265-270. ( PubMed, DOI )

  35. Satoru Takeuchi, Yoshio Takasato, Hiroyuki Masaoka, Takanori Hayakawa, Naoki Otani, Yoshikazu Yoshino, Hiroshi Yatsushige, Takashi Sugawara. Development of chronic encapsulated intracerebral hematoma after radiosurgery for a cerebral arteriovenous malformation. Acta Neurochir (Wien). 2009.11; 151 (11): 1513-1515. ( PubMed, DOI )

  36. Satoru Takeuchi, Yoshio Takasato, Hiroyuki Masaoka, Takanori Hayakawa, Naoki Otani, Yoshikazu Yoshino, Hiroshi Yatsushige, Takashi Sugawara. Dolichoectasia involving the vertebrobasilar and carotid artery systems. J Clin Neurosci. 2009.10; 16 (10): 1344-1346. ( PubMed, DOI )

  37. Takashi Sugawara, Vikram Jadhav, Robert Ayer, Wanqiu Chen, Hidenori Suzuki, John H Zhang. Thrombin inhibition by argatroban ameliorates early brain injury and improves neurological outcomes after experimental subarachnoid hemorrhage in rats. Stroke. 2009.04; 40 (4): 1530-1532. ( PubMed, DOI )

  38. Satoru Takeuchi, Yoshio Takasato, Hiroyuki Masaoka, Takanori Hayakawa, Naoki Otani, Yoshikazu Yoshino, Hiroshi Yatsushige, Takashi Sugawara. Bilateral lenticulostriate artery aneurysms. Br J Neurosurg. 2009; 23 (5): 543-544. ( PubMed, DOI )

  39. Takashi Sugawara, Robert Ayer, Vikram Jadhav, Wanqiu Chen, Tamiji Tsubokawa, John H Zhang. Simvastatin attenuation of cerebral vasospasm after subarachnoid hemorrhage in rats via increased phosphorylation of Akt and endothelial nitric oxide synthase. J. Neurosci. Res.. 2008.12; 86 (16): 3635-3643. ( PubMed, DOI )

  40. Vikram Jadhav, Takashi Sugawara, John Zhang, Paul Jacobson, Andre Obenaus. Magnetic resonance imaging detects and predicts early brain injury after subarachnoid hemorrhage in a canine experimental model. J. Neurotrauma. 2008.09; 25 (9): 1099-1106. ( PubMed, DOI )

  41. Robert E Ayer, Takashi Sugawara, Wanqiu Chen, Wenni Tong, John H Zhang. Melatonin decreases mortality following severe subarachnoid hemorrhage. J. Pineal Res.. 2008.03; 44 (2): 197-204. ( PubMed, DOI )

  42. Takashi Sugawara, Robert Ayer, Vikram Jadhav, John H Zhang. A new grading system evaluating bleeding scale in filament perforation subarachnoid hemorrhage rat model. J. Neurosci. Methods. 2008.01; 167 (2): 327-334. ( PubMed, DOI )

  43. T Sugawara, A Wang, V Jadhav, T Tsubokawa, A Obenaus, J H Zhang. Magnetic resonance imaging in the canine double-haemorrhage subarachnoid haemorrhage model. Acta Neurochir. Suppl.. 2008; 104 235-239. ( PubMed )

  44. Robert E Ayer, Takashi Sugawara, John H Zhang. Effects of melatonin in early brain injury following subarachnoid hemorrhage. Acta Neurochir. Suppl.. 2008; 102 327-330. ( PubMed )

  45. Takashi Sugawara, Vikram Jadhav, Robert Ayer, John Zhang. Simvastatin attenuates cerebral vasospasm and improves outcomes by upregulation of PI3K/Akt pathway in a rat model of subarachnoid hemorrhage. Acta Neurochir. Suppl.. 2008; 102 391-394. ( PubMed )

  46. T Sugawara, R Ayer, J H Zhang. Role of statins in cerebral vasospasm. Acta Neurochir. Suppl.. 2008; 104 287-290. ( PubMed )

  47. Takada Y, Morimoto T, Sugawara T, Ohno K. Trigeminal neuralgia associated with achondroplasia. Case report with literature review ACTA NEUROCHIRURGICA. 2001; 143 (11): 1173-1176.

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Books etc 【 display / non-display

  1. Robert Ayer, Takashi Sugawara, and John H. Zhang. Animal Models of Acute Neurological Injuries II, Springer Protocols Handbooks. Aneurysmal Subarachnoid Hemorrhage Grading in Animal Models.. Humana Press, Totowa, NJ, 2012.01 Aneurysmal Subarachnoid Hemorrhage Grading in Animal Models

  2. Robert Ayer, Julian Cahill, Takashi Sugawara, Vikram Jadhav, and John H. Zhang. Animal Models of Acute Neurological Injuries, Rodent Surgical Procedures and Tissue Collection. Humana Press, 2009.01 Rodent Surgical Procedures and Tissue Collection

Conference Activities & Talks 【 display / non-display

  1. Takashi Sugawara. Surgical Strategy for Lesion in and around Cavernous Sinus. Fujita Health University Bantane Alumni Association Webinar 2021.03.07 Nagoya, Web

  2. Takashi Sugawara, Yoji Tanaka, Taketoshi Maehara. Treatment strategy and clinical outcome of cavernous sinus lesion. North America Skull Base Society 30th annual meeting 2020.02.07 San Antonio, TX, USA

  3. Takashi Sugawara. Surgical Technique for the Cavernous sinus lesion -Oculomotor Cave Exposure and Oculomotor Mobilization-. 2019 WFNS foundation ACNS seminar Tianjin 2019.08.10 Tianjin, China

  4. Takashi Sugawara. Tentorium Resection and Oculomotor Nerve Mobilization for Safe and Reliable Aneurysm Clipping. 2019 WFNS foundation ACNS seminar Tianjin 2019.08.10 Tianjin, China

  5. Takashi Sugawara, Taketoshi Maehara. Surgical Technique for the Cavernous sinus lesion -Oculomotor Cave Exposure and Oculomotor Mobilization-. GRAND OPENING ARKANSAS NEUROSCIENCE INSTITUTE RESEARCH AND EDUCATION CENTER & Grand Opening Symposium & Live Microneurosurgery course 2019.05.16 Little Rock, Arkansas, USA

  6. Takashi Sugawara. Anatomy of the Cavernous sinus - Focus on Oculomotor Nerve and Cave -. ACNS On-Line Symposium, Anatomy of the Skull Base & Ventricules 2019.02.03 Live web lecture

  7. Takashi Sugawara, Taketoshi Maehara. "Surgical Technique for the Cavernous sinus lesion -Oculomotor Cave Exposure and Oculomotor Mobilization-". Haihe skull base surgery peak forum and the 4th Tianjin skull base surgery conference 2018.12.22 Tianjin, China

  8. Takashi Sugawara, Yoji Tanaka, Taketoshi Maehara. Surgical Technique for Paraclinoid Meningioma resection -Oculomotor cave exposure-. 2018 ACNS Hanoi Skull Base Live Surgery Seminar 2018.10.05

  9. Takashi Sugawara, Masaru Aoyagi, Masashi Tamaki, Tomoyuki Yano Atsunobu Tsunoda2, Kikuo Ohno, Taketoshi Maehara and Seiji Kishimoto. Surgical Technique and Long Term Outcomes of Extended Orbital Exenteration for Sinonasal Malignancy with Orbital Apex Extension -Surgical Technique of Anterior and Middle Cranial Fossa Exposure-. 2018 ACNS Hanoi Skull Base Live Surgery Seminar 2018.10.05 Hanoi

  10. Takashi Sugawara, Masaru Aoyagi, Masashi Tamaki, Tomoyuki Yano Atsunobu Tsunoda2, Kikuo Ohno, Taketoshi Maehara and Seiji Kishimoto. Surgical Technique and Long Term Outcomes of Extended Orbital Exenteration for Sinonasal Malignancy with Orbital Apex Extension -Surgical Technique of Anterior and Middle Cranial Fossa Exposure-. Live conference at Regional cancer centre, Trivandrum, Kerala, INDIA 2018.09.28 Kerala (Live lecture from Tokyo)

  11. Takashi Sugawara, Yoji Tanaka, Taketoshi Maehara. Surgical Technique for Neck Clipping of Internal Carotid Artery Supraclinoid Segment Aneurysm - complete exposure of the aneurysm –. 2nd Congress of Neurosurgeons of Uzbekistan WFNS FOUNDATION ACNS LIVE SEMINAR 2018.09.05 Tashkent

  12. Takashi Sugawara, Masaru Aoyagi, Masashi Tamaki, Tomoyuki Yano Atsunobu Tsunoda, Kikuo Ohno, Taketoshi Maehara and Seiji Kishimoto. Surgical Technique and Long Term Outcomes of Extended Orbital Exenteration for Sinonasal Malignancy with Orbital Apex Extension. 2nd Congress of Neurosurgeons of Uzbekistan WFNS FOUNDATION ACNS LIVE SEMINAR 2018.09.05 Tashkent

  13. Takashi Sugawara, Yoji Tanaka, Takeshi Tsutsumi, Taketoshi Maehara. Surgical strategy of Jugular foramen tumor with consideration of nerve function preservation –focus on facial nerve function-. 2nd Congress of Neurosurgeons of Uzbekistan WFNS FOUNDATION ACNS LIVE SEMINAR 2018.09.05

  14. Takashi Sugawara, Masaru Aoyagi, Masashi Tamaki, Tomoyuki Yano Atsunobu Tsunoda, Kikuo Ohno, Taketoshi Maehara and Seiji Kishimoto. Surgical Technique and Long Term Outcomes of Extended Orbital Exenteration for Sinonasal Malignancy with Orbital Apex Extension. WFNS foundation Endoscopic Cadaver Dissection and Live Surgery Seminar 2018.08.03

  15. Takashi Sugawara, Yoji Tanaka, Yosuke Ariizumi, Kentaro Tanaka, Takahiro Asakage,Taketoshi Maehara. Total Resection of Juvenile Nasopharyngeal Angiofibroma with the combined Microscopic Transcranial and Endoscopic Transnasal Approach. WFNS foundation Endoscopic Cadaver Dissection and Live Surgery Seminar 2018.08.03 Tymen

  16. Takashi Sugawara, Motoki Inaji, Yoji Tanaka, Tadashi Nariai, Taketoshi Maehara. Surgical Technique for Neck Clipping of Internal Carotid Artery Supraclinoid Segment Aneurysm. 2018 China-Japan Cerebrovascular Disease Forum 2018.03.31 Tokyo

  17. Takashi Sugawara, Masaru Aoyagi, Masashi Tamaki, Tomoyuki Yano, Atsunobu Tsunoda, Kikuo Ohno, Taketoshi Maehara, and Seiji Kishimoto. Extended Orbital Exenteration for Sinonasal Malignancy with Orbital Apex Extension -Surgical Technique and Long Term Outcomes-. European association of neurosurgical societies 2017 2017.10.04 Venice

  18. Takashi Sugawara, Motoki Inaji, Youji Tanaka, Tadashi Nariai, Taketoshi Maehara. Surgical Technique for Neck Clipping of Internal Carotid Artery Supraclinoid Segment Aneurysm -importance of complete exposure of the aneurysm-. European association of neurosurgical societies 2017 2017.10.03 Venice

  19. Takashi Sugawara, Masaru Aoyagi, Masashi Tamaki, Yano Tomoyuki, Atsunobu Tsunoda, Kikuo Ohno, Taketoshi Maehara, Seiji Kishimoto. Extended Orbital Exenteration for Sinonasal Malignancy w/ Orbital Apex Extension. 7th International Congress of the World Federation of Skull Base Societies 2016.06.16 Osaka

  20. Takashi Sugawara, MD , PhD, Masaru Aoyagi, MD , PhD, Takahiro Ogishima, MD, Masashi Tamaki, MD , PhD, Tomoyuki Yano, MD , Atsunobu Tsunoda, MD , PhD, Kikuo Ohno, MD , PhD, Taketoshi Maehara, MD , PhD, and Seiji Kishimoto, MD , PhD. Extended orbital exenteration for sinonasal malignancy with orbital apex extension: surgical technique and clinical analysis. 28th Annual Meeting of Japanese Society for Skull Base Surgery 2016.06.16 Osaka

  21. Nakano T, Sugawara T, Hara S, Inaji M, Tanaka Y, Nariai T, Maehara T. Direct trapping for right PICA dissecting aneurysm with left transcondylar approach A case report. 第28回日本頭蓋底外科学会 2016.06.16 大阪

  22. Takashi Sugawara, Taketoshi Maehara, Tadashi Nariai, Masaru Aoyagi, Kikuo Ohno. Independent Predictors of Shunt-Dependent Normal Pressure Hydrocephalus after Aneurysmal Subarachnoid Hemorrhage. Hydrocephalus 2012 Kyoto 2012.10.20 Kyoto, The Westin Miyako

  23. Takashi Sugawara, Tamiji Tsubokawa, Vikram Jadhav, Wanqiu Chen, John H Zhang. Mechanisms of Statin Treatment in Cerebral Vasospasm . 10th International Conference on Cerebral Vasospasm 2009.10.09 重慶 Chongqing  Sofitel Forebase Chongqing & The Yangtze gorges tourism board

  24. Takanori Hayakawa,Yoshio Takasato,Hiroyuki Masaoka,Naoki Otani,Yoshikazu Yoshino,Hiroshi Yatsushige,Takashi Sugawara,Toshiya Momose,Chikashi Aoyagi,Go Suzuki. Analysis of regional, hypoperfusion in traumatic brain injury using 123I-IMP SPECT with 3D-SSP. XXIVth International Symposium on Cerebral Blood Flow Metabolism and Function 2009.06.29 Chicago,USA

  25. Otani N,Takasato Y,Masaoka H,Hayakawa T,Yoshino Y,Yatsushige H,Sumiyoshi K,Miyawaki H,Sugawara T, Aoyagi C, Takeuchi S, Suzuki G. Ruptured aneurysms located at the nonbranching sites in the internal carotid artery inciuding blister-like aneurysrns with special attention to clinical,radiological findings,and surgical management. 13th ASEAN congress of neurological surgeons 2008.12.01 KualaLumpur,Malaysia

  26. Otani N,Takasato Y,Masaoka H,Hayakawa T,Yoshino Y,Yatsushige H,Sumiyoshi K,Miyawaki H,Sugawara T, Aoyagi C, Takeuchi S, Suzuki G. Significance of initial intracranial pressure monitoring on hematoma irrigation with trephination therapy (HITT) for acute subdural hematorna in critical condition. 13th ASEAN congress of neurological surgeons 2008.12.01 KualaLumpur,Malaysia

  27. Takashi Sugawara, Y. Takasato, H. Masaoka, T. Hayakawa, N. Otani, Y. Yoshino, Y. Yatsushige, K. Sumiyoshi, C. Aoyagi, T. Suzuki. . Multimodality Therapy for Subarachnoid Hemorrhage -A single institution experience in Japan-. 3rd International forum on Cerebral Vasospasm in Chongqing & 3rd Neurosurgery meeting of Southwest China 2008.10.26 重慶 Chongqing Chongqing Kinglead Hotel

  28. Yoshino Y,Takasato Y,Masaoka H,Hayakawa T,Otani N,Yatsushige H,Sumiyoshi K,Miyawaki H,Sugawara T,Aoyagi C,Suzuki G. Frame-based stereotactic hematoma puncture and subsequent fibrinolytic therapy for the treatment of spontaneous putaminal hemorrhage -An analysis of 157 cases in a single medical center. 6th World Stroke Congress 2008.09.24 Vienna,Austria

  29. Otani N,Takasato Y,Masaoka H,Hayakawa T,Yoshino Y,Yatsushige H,Sumiyoshi K,Miyawaki H,Sugawara T, Aoyagi C, Takeuchi S, Suzuki G . Ruptured aneurysms located at the nonbranching sites in the internal carotid artery including blister-like aneurysms with special attention to ciinical,radiological findings,and surgical management. The 4th European-Japanese joint conference on stroke surgery 2008.07.04 Helsinki,Finland

  30. Otani N,Takasato Y,Masaoka H,Hayakawa T,Yoshino Y,Yatsushige H,Sumiyoshi K,Miyawaki H,Sugawara T, Aoyagi C, Takeuchi S, Suzuki G. Usefulness of decompressive craniectomy in poor-grade subarachinoid hemorrhage with massive intracerebral hematomas. The XIV international symposium of brain edema and brain tissue injury 2008.06.11 Warsaw,Poland

  31. Otani N,Takasato Y,Masaoka H,Hayakawa T,Yoshino Y,Yatsushige H,Sumiyoshi K,Miyawaki H,Sugawara T, Aoyagi C, Takeuchi S, Suzuki G. Surgical outcome foliowing decompressive craniectomy for acute epidural hematoma patients presenting with massive brain swelling. The XIV international symposium of brain edema and brain tissue injury 2008.06.11 Warsaw,Poland

  32. Otani N,Takasato Y,Masaoka H,Hayakawa T,Yoshino Y,Yatsushige H,Sumiyoshi K,Miyawaki H,Sugawara T, Aoyagi C, Takeuchi S, Suzuki G. Significance of initial intracranial pressure monitoring on hematoma irrigation with trephination therapy(HITT) for acute subdural hematoma in critical condition. The XIV international symposium of brain edema and brain tissue injury 2008.06.11 Warsaw,Poland

  33. Otani N,Takasato Y,Masaoka H,Hayakawa T,Yoshino Y,Yatsushige H,Sumiyoshi K,Miyawaki H,Sugawara T, Aoyagi C, Takeuchi S, Suzuki G. Clinical feature and CT findings as predictive factors for primary pontine hemorrhage. The XIV international symposium of brain edema and brain tissue injury 2008.06.11 Warsaw,Poland

  34. Takashi Sugawara M.D, Vikram Jadhav M.D, Ph.D, John Zhang M.D, Ph.D. Simvastatin Attenuates Cerebral Vasospasm by Upregulation of PI3K/Akt Pathway and Improves Outcomes in Rat Model of Subarachnoid Hemorrhage. 13th International Symposium Intracranial Pressure and Brain Monitoring 2007.07.22 San Francisco The Palace Hotel

  35. Yoshino Y.,Takasato Y.,Masaoka H.,Hayakawa T.,Otani N.,Yatsushige H.,Sugawara T.,Kitahashi A.,Obikane Y.,Aoyagi C. Low incidence of cerebral vasospasm after aneurysmal subarachnoid hemorrhage: a comparison between surgical repairs and endovascular coil occlusions. 9th International Conference on Cerebral Vasospasm 2006.06.01 Istanbul, Turkey

  36. Otani N.,Takasato Y.,Masaoka H.,Hayakawa T.,Yoshino Y.,Yatsushige H.,Sugawara T.,Kitahashi A.,Obikane Y.,Aoyagi C.,C.,Takeuchi S. Surgical results for acute epidural hematoma in 166 teated patients-Propose useful of decompressive craniotomyー. 8th Intemational Neurotrauma Symosium 2006.05.21 Rotterdam, Netherlands

  37. Yatsushige H.,Takasato Y.,Masaoka H.,Hayakawa T.,Yoshino Y.,Otani N., Sugawara T.,Obikane Y, Kitahashi A. Analysis of bilateral decompressive craniectomy for severe traumatic brain injury patients. 8th Intemational Neurotrauma Symosium 2006.05.21 Rotterdam, Netherlands

  38. Otani N.,Takasato Y.,Masaoka H.,Hayakawa T.,Yoshino Y.,Yatsushige H.,Sugawara T.,Kitahashi A.,Miyawaki H.,Aoyagi C.,C.,Takeuchi S. Clinical characteristics and surgical results of the subacute subdural hematoma. 8th Intemational Neurotrauma Symosium 2006.05.21 Rotterdam, Netherlands

  39. 253. TakasatoY,Masaoka H,Ohta Y,Hayakawa T,lmae S,Sugawara T,KinoT ,Yamamoto T. Change of prognotic clinical indicators of severe brain injury treated by brain hypothermia. 7th Neurotrauma Symposium 2004.09.14 Australia

  40. Takasato Y,Masaoka H,Ohta Y,Hayakawa T,Imae S ,Sugawara T,Fujii M,KinoT,Kuramoto K. Effect of local thromolysis/brain hypothermia treatment in acute occlusion of cerebral maln trunk arteries. 5th World Congress 2004.06.24 Vancouver,Canada

  41. Takashi SUGAWARA, Yoshio TAKASATO, Hiroyuki MASAOKA, Sadahisa OHTA, Takanobu HAYAKAWA, Shogo IMAE, Tomoyuki KINO, Takahiro YAMAMOTO. Cerebral Blood Flow Study Before Thrombolysis , and During and After Hypothermia for Patients of Severe Cerebral Infarction. 8th International Symposium Thrombolisis and Acute Stroke Therapy 2004.06.19 Whistler

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