Profile

ORCID iD iconhttps://orcid.org/0000-0002-2497-5772

Publication List (Selected)

  1. Morita A, Fukushima T, Miyazaki S, Shimizu T, Atsuchi M: Tic douloureux caused by primitive trigeminal artery or its variant. J Neurosurg 70: 415-419, 1989
  2. Morita A, Ebersold MJ, Olsen KD, Foote RL, Lewis JE, Quast LM: Esthesioneuroblastoma: Prognosis and Management. Neurosurgery 32: 706-715,1993
  3. Morita A, Kelly PJ: Resection of Intraventricular Tumors via a Computer-assisted Volumetric Stereotactic Approach. Neurosurgery 32: 920-927,1993
  4. Meyer FB, Morita A, Puumala MR, Nichols DA: Medical and surgical management of intracranial aneurysms. Mayo Clin Proc 70: 153-172,1995
  5. Morita A, Sekhar LN, Wright DC: Current Concepts in the Management of Tumors of the Skull Base. Cancer Control 5: 138-149,1998
  6. Morita A, Meyer FB, Laws ER: Symptomatic Pituitary Metastasis J. Neurosurg. 89: 69-73,1998
  7. Morita A, Coffey RJ, Foote RL, Schiff D. Gorman D: Benefit and risks of Gamma Knife radiosurgery for skull base meningiomas. J. Neurosurg. 90: 42-49, 1999
  8. Nishihara T, Teraoka A, Morita A, Ueki K, Takai K, Kirino T.:A transparent sheath for endoscopic surgery and its application in surgical evacuation of spontaneous intracerebral hematomas. J Neurosurg 92:1053-1055,2000
  9. Morita A, Okada Y, Kitano M, Hori T, Taneda M, Kirino T: Development of Hybrid Integrated Endoscope-holder System for Endoscopic Microneurosurgery. Neurosurgery 55: 926-32,2004
  10. Shojima M, Oshima M, Takagi K, Torii R, Hayakawa M, Katada K, Morita A, Kirino T.: Magnitude and Role of Wall Shear Stress on Cerebral Aneurysm. Computational Fluid Dynamic Study of 20 Middle Cerebral Artery Aneurysms. Stroke 35: 2500-2505,2004
  11. Maruyama K, Kawahara N, Shin M, Tago M, Kishimoto J, Kurita H, Kawamoto S, Morita A, Kirino T: The Risk of Hemorrhage from Cerebral Arteriovenous Malformations Treated with Radiosurgery. N Engl J Med 352:146-153, 2005
  12. Morita A, Fujiwara S, Hashi K, Ohtsu H, Kirino T: The risk of rupture of unruptured cerebral aneurysms in the Japanese population: A systematic review of the literature from Japan. J Neurosurg 102:601-606, 2005
  13. Kamada K, Todo T, Masutani Y, Aoki S, Kirino T, Morita A: Combined utilization of tractography-integrated functional neuronavigation and direct fiber stimulation. J Neurosurg 102:664-672,2005
  14. Morita A, Sora S, Mitsuishi M, Warisawa S, Surman K, Asai D, Baba S. Mochizuki R, Kirino T: Microsurgery robotic system for the deep surgical field. Development and feasibility study in animal and cadaveric models. J Neurosurg 103:320-327,2005
  15. Morita A, Shin M, Sekhar LN, Kirino T: Endoscopic microneurosurgery: Consecutive experience of 210 cases and cost-utility analysis. Neurosurgery 58:315-321, 2006
  16. Kamada K, Todo T, Masutani Y, Aoki S, Ino K, Morita A, Saito N. :Visualization of the frontotemporal language fibers by tractography combined with functional magnetic resonance imaging and magnetoencephalography. J Neurosurg. 106:90-8,2007
  17. Natarajan SK, Sekhar LN, Schessel D, Morita A. Petroclival meningiomas: multimodality treatment and outcomes at long-term follow-up. Neurosurgery. 60:965-79; discussion 979-81, 2007
  18. Kimura T, Morita A, Nishimura K, Aiyama H, Itoh H, Fukaya S, Sora S, Ochiai C: Simulation of and training for Cerebral Aneurysm Clipping with 3-Dimentional Models. Neurosurgery 65:719-726,2009
  19. The UCAS Japan Investigators (Morita A, Kirino T, Hashi K, Aoki N, Fukuhara S, Hashimoto N, Nakayama T, Sakai M, Teramoto A, Tominari S, Yoshimoto T; writing committee, Morita A; correspondence author): The Natural Course of Unruptured Cerebral Aneurysms in a Japanese Cohort. New Engl J Med 366: 2474-82, 2012 http://www.nejm.org/doi/full/10.1056/NEJMoa1113260
  20. Matthies C, Brill S,  Kaga K, Morita A, Kumakawa K, Skarzynski H, Claassen A, Hui Y, Chiong C,Müller J,, Behr R: Auditory Brainstem Implantation Improves Speech Recognition in Neurofibromatosis Type II Patients ORL 75:282-295, 2013
  21. Greving JP, Wermer MJ, Brown RD Jr, Morita A, Juvela S, Yonekura M, Ishibashi T, Torner JC, Nakayama T, Rinkel GJ, Algra A. Development of the PHASES score for prediction of risk of rupture of intracranial aneurysms: a pooled analysis of six prospective cohort studies. Lancet Neurol. 2014 Jan;13(1):59-66. doi: 10.1016/S1474-4422(13)70263-1. Epub 2013 Nov 27. PubMed PMID: 24290159.
  22. Morita A, Sameshima T, Sora S, Kimura T, Nishimura K, Itoh H, Shibahashi K, Shono N, Machida T, Hara N, Mikami N, Harihara Y, Kawate R, Ochiai C, Wang W, Oguro T. Development of a New Compact Intraoperative Magnetic Resonance Imaging System: Concept and Initial Experience. Neurosurgery. 2014 Jun;10 Suppl 2:220-9;  discussion 229-30. doi: 10.1227/NEU.0000000000000304. PubMed PMID: 24476907.
  23. Tominari S, Morita A, Ishibashi T, Yamazaki T, Takao H, Murayama Y, Sonobe M, Yonekura M, Saito N, Shiokawa Y, Date I, Tominaga T, Nozaki K, Houkin K, Miyamoto S, Kirino T, Hashi K, Nakayama T; for UCAS Japan Investigators.: Prediction model for three-year rupture risk of unruptured cerebral aneurysms in Japanese patients. Ann Neurol. 2015 Jun;77(6):1050-9. doi: 10.1002/ana.24400. Epub 2015 Apr 22.
  24. Etminan N, Brown RD Jr, Beseoglu K, Juvela S, Raymond J, Morita A, Torner JC, Derdeyn CP, Raabe A, Mocco J, Korja M, Abdulazim A, Amin-Hanjani S, Al-Shahi Salman R, Barrow DL, Bederson J, Bonafe A, Dumont AS, Fiorella DJ, Gruber A, Hankey GJ, Hasan DM, Hoh BL, Jabbour P, Kasuya H, Kelly ME, Kirkpatrick PJ, Knuckey N, Koivisto T, Krings T, Lawton MT, Marotta TR, Mayer SA, Mee E, Pereira VM, Molyneux A, Morgan MK, Mori K, Murayama Y, Nagahiro S, Nakayama N, Niemelä M, Ogilvy CS, Pierot L, Rabinstein AA, Roos YB, Rinne J, Rosenwasser RH, Ronkainen A, Schaller K, Seifert V, Solomon RA, Spears J, Steiger HJ, Vergouwen MD, Wanke I, Wermer MJ, Wong GK, Wong JH, Zipfel GJ, Connolly ES Jr, Steinmetz H, Lanzino G, Pasqualin A, Rüfenacht D, Vajkoczy P, McDougall C, Hänggi D, LeRoux P, Rinkel  GJ, Macdonald RL. The unruptured intracranial aneurysm treatment score: A multidisciplinary consensus. Neurology. 2015 Sep 8;85(10):881-9. doi: 10.1212/WNL.0000000000001891. Epub 2015 Aug 14. PubMed PMID: 26276380; PubMed Central PMCID: PMC4560059.
  25. Hishikawa T, Date I, Tokunaga K, Tominari S, Nozaki K, Shiokawa Y, Houkin K, Murayama Y, Ishibashi T, Takao H, Kimura T, Nakayama T, Morita A; For UCAS Japan and UCAS II Investigators. Risk of rupture of unruptured cerebral aneurysms in elderly patients. Neurology. 2015 Nov 24;85(21):1879-85. doi:10.1212/WNL.0000000000002149. Epub 2015 Oct 28. PubMed PMID: 26511450; PubMed Central PMCID: PMC4662696.
  26. Morita A, Sora S, Nakatomi H, Harada K, Sugita N, Saito N, Mitsuishi M.　Medical Engineering and Microneurosurgery: Application and Future. Neurol Med Chir (Tokyo). 2016 Oct 15;56(10):641-652. PubMed PMID: 27464471.
  27. Shojima M, Morita A, Nakatomi H, Tominari S. Size is the Most Important Predictor of Aneurysm Rupture Among Multiple Cerebral Aneurysms: Post Hoc Subgroup Analysis of Unruptured Cerebral Aneurysm Study Japan. Neurosurgery. 2018 Jun 1;82(6):864-869.  doi: 10.1093/neuros/nyx307. [Epub ahead of print] PubMed PMID: 28637201.
  28. Kim K, Shimizu J, Isu T, Inoue K, Chiba Y, Iwamoto N, Morimoto D, Isobe M, Morita A. Low back pain due to superior cluneal nerve entrapment: A clinicopathologic study. Muscle Nerve. 2017 Nov 3. doi: 10.1002/mus.26007. [Epub ahead of print] PubMed PMID: 29105105.
  29. Tsukiyama A, Murai Y, Matano F, Shirokane K, Morita A. Optical effects on the  surrounding structure during quantitative analysis using indocyanine green videoangiography: A phantom vessel study. J Biophotonics. 2017 Nov 29. doi: 10.1002/jbio.201700254. [Epub ahead of print] PubMed PMID: 29193774.
  30. Ikawa F, Morita A, Tominari S, Nakayama T, Shiokawa Y, Date I, Nozaki K, Miyamoto S, Kayama T, Arai H; Japan Neurosurgical Society for UCAS Japan Investigators. Rupture risk of small unruptured cerebral aneurysms. J Neurosurg.  2019 Jan 25:1-10. doi: 10.3171/2018.9.JNS181736. [Epub ahead of print] PubMedPMID: 30684948
  31. Kimura T, Kawai K, Morita A, Saito N: How definitive treatment affects the rupture rate of unruptured cerebral aneurysms? - competing risk survival analysis  J Neurosurg. 2019 Mar 8:1-6. doi: 10.3171/2018.11.JNS181781.

Recent Book Chapters:

  1. Ebersold MJ, Morita A, Olsen KD, Quast LM: Glomus Jugulare Tumors. in Kaye and Laws(eds.): Encyclopedia of Brain Tumors, Edinburgh: Churchill Livingstone, 1995, pp795-807
  2. Morita A, Meyer FB, Nicholas DA, Patterson MC: Pediatric posterior dural arteriovenous fistulas (Torcular Arteriovenous Fistulas), in Hakuba (ed.): Surgery of the Intracranial Venous System, Tokyo, Springer, 1995, pp 471-481
  3. Morita A, Puumala M, Meyer FB, Fode NF: Surgery of Intracranial Aneurysms, in Yanagihara T, Piepgras DG(eds.): Subarachnoid hemorrhage. New York: Marcel Dekker Inc., 1997, pp333-412
  4. Morita A, Piepgras DG: Tumors of the Skull Base. in Vecht CJ (ed): Handbook of Clinical Neurology, Vol 24, Neuro-Oncology Part II, Amsterdam: Elsevier, 1997, pp 465-496
  5. Morita A, Puumala M, Meyer FB: Intracranial aneurysms and subarachnoid hemorrhage. in Swash M, (ed.): Outcomes in neurological and neurosurgical disorders, Cambridge: Cambridge University Press, 1998, pp93-122
  6. Morita A, Sekhar LN: Principles and Applications of Skull Base Surgery, in Grossman RG, Loftus CM(eds.): Principles of Neurosurgery. Lippincott-Raven , Philadelphia, 1999, pp771-805
  7. Morita A, Ebersold MJ, Olsen KD, Foote RL, Lewis JE, Quast LM: Esthesioneuroblastoma. Management and Outcome. in Robertson J, Robertoson J, Coakham H(eds): Cranial Base Surgery, London : Churchill Livingstone, (in press)
  8. Asai D, Katopo S, Arata J, Warisawa S, Mitsuishi M, Morita A, Sora S, Kirino T, Mochizuki R: Micro-Neurosurgical System in the Deep Surgical Field, in Barillot C, Haynor DR, Hellier P (eds): MICCAI 2004,LNCS 3217. Berlin, Heiderberg, Springer-Verlag, 2004, pp 33-40.
  9. Morita A, Kimura T: Management of the Unruptured Intracranial Aneurysms, in Kalangu KKN, Kato Y,eds. Essential Practice of Neurosurgery Access Publishing, Nagoya, 2010, 420-433
  10. Morita A, Sekhar LN: Cerebral Veins and Dural Sinuses: Preservation and Reconstruction in Sekhar LN, Fessler RG, eds. Atlas of Neurosurgical Techniques Brain-Volume1, Thieme, new York, pp639-655, 2015, ISBN 978-1-62623-053-8
  11. Murai Y, Nishihara T, Morita A: Intracerebral Hemorrhage in Sekhar LN, Fessler RG, eds. Atlas of Neurosurgical Techniques Brain-Volume1, Thieme, new York, pp639-655, 2015, ISBN 978-1-62623-053-8

Invited Lectures:

  1. Morita A, Sekhar LN: Anatomy and operative approach to the Meckel's cave in the Japanese Congress of Neurological Surgeons, Matsue, Japan, April, 1996
  2. Morita A, Sekhar LN, Wright DC: Venous Considerations in Cranial Base Surgery. In the Panel: Vascular complications in Cranial Base Surgery. in 9th North American Skull Base Society Annual Meeting. Feb 13-17, 1998, in Hawaii
  3. Morita A, Caputy AJ, Sekhar LN: Use of Endoscope in Neurosurgery. Current applications, Limitations and Future Possibilities. in All Surgeons Day 1998 Annual Scientific and Business Meeting, The Metropolitan Washington Chapter, American College Surgeons. Feb 28, 1998, in Washington, DC
  4. Akio Morita, Robort Brown, Philippe Bijlenga: Subject Characteristics on Subarachnoid hemorrhage.Clinical Data Elements 4th Neurocritical Care Research Conference Subarachnoid Hemorrhage, May 13, 2016, Houston, TX, USA
  5. Akio Morita:  Research Priorities in SAH: a Global perspectives, Japan 4th Neurocritical Care Research Conference Subarachnoid Hemorrhage, May 15, 2016, Houston, TX, USA
  6. Akio Morita: Unruptured cerebral aneurysm study in Japan; UCAS Japan: The Interim Report . Special Lecture At  The Korean Society of Cerebrovascular Surgery Meeting, Feb 10, 2006 Seoul Korea
  7. Akio Morita: Surgical Management of Spontaneous Intracerebral Hemorrhage: Development of the endoscopic evacuation technique using transparent sheath Busan Stroke Symposium, 9/18/2007, Busan Korea
  8. Akio Morita: My perspectives on Clinical Research: From Japan to the World. Kobe University Graduate School of Medicine, English Neuroscience Lecture Oct. 24, 2014, Kobe
  9. Akio Morita, Takamasa Kayama: Management of the Unruptured Cerebral Aneurysms
    -Form Japanese Standards to the World Standards- Implications from UCAS Japan cohort In the 30th Turkish Neurosurgical Society Meeting, Antalya, Turkey, April 9, 2016
  10. Akio Morita, et al. 3D Video presentation: Vascular Surgeries at Nippon Medical School. Asian Australasian Society of Neurological Surgeons, CME course, at Seoul, Yonsei University, Aug. 12, 2016
  11. Akio Morita, et al: Neurosurgery and medical engineering Yeditape University, Guest Lecture. Yeditepe University, Istabuhl Turkey March 9, 2017
  12. Akio Morita, et al. Natural course and Management of Unruptured intracranial aneurysms Yeditape University, Guest Lecture. Yeditepe University, Istabuhl Turkey March 9, 2017

Visiting Professor:

June 2001 Massachusetts General Hospital Neurosurgery & Neurology Ground rounds
May, 2002 Mayo Graduate School of Medicine
June 2007 Harvour view Medical Center, University of Washington, Department of Neurosurgery
June 2013  University of Washington, Department of Neurosurgery
June 2013 Dept. of Neurosurgery, Geneva University

Course given:

  1. Endoscope Assisted Neurosurgery and Cranial Base Surgery. Hands-on, Ross Hall. George Washington University, Washington DC, May 5 ,6, 1998
  2. 2nd Endoscope Assisted Neurosurgery and Cranial Base Surgery: Hands-on, Ross Hall. George Washington University, Washington DC, Sept. 24, 25, 1998

Meeting President:

  1. Intraoperative imaging and information at Kawasaki June 2015
  2. Annual meeting of Brain Doc Society at Karuizawa, June 2016
  3. Annual meeting of Japan Society of Geriatric Neurosurgery,.Tokyo, April 2017
  4. Computer Imaging 2019, At Tokyo, Jan. 2019
  5. CNTT 2020, Yokohama, March 2020
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