Faculty Staff
Dr Tanaka, Ray

DDS, PhD (Niigata)





General Information
Title

Senior Clinical Practitioner in Oral and Maxillofacial Radiology


Division

Applied Oral Sciences & Community Dental Care


E-mail

rayt3@hku.hk
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Phone Number

2859 0559


Research profile

HKU Scholars Hub
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ORCID
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Research Theme

Microbiome Innovation



Areas of Research Expertise

CT anatomy of face and neck
Inflammatory conditions
Osteonecrosis of the jaws




Category
Publications Knowledge Exchange Professional Societies Grants HKU Committee Appointments


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Publications
Article
Bornstein MM, Yeung WKA, Tanaka R, Thomson PJ. Ausgedehnte polyostotische Form einer fibr?sen Dysplasie mit Befall der rechten Maxilla und Mandibula, Swiss Dental Journal 2021; 131: 160-161
Savoldi F, Massetti F, Tsoi JKH, Matinlinna JP, Yeung AWK, Tanaka R, Paganelli C, Bornstein MM. Anteroposterior length of the maxillary complex and its relationship with the anterior cranial base: A study on human dry skulls using cone beam computed tomography, The Angle Orthodontist 2021; 91(1): 88-97 doi:10.2319/020520-82.1
Vanden Broeke L, Grillon MMA, Yeung WKA, Wu W, Tanaka R, Vardhanabhuti V. Feasibility of photon-counting spectral CT in dental applications—a comparative qualitative analysis, BDJ Open 2021; 7: 4-4 doi:10.1038/s41405-021-00060-x
Bornstein MM, Yeung AWK, Tanaka R, Thomson PJ. Intraoss?res H?mangiom im Unterkiefer wenn die Wunde nach der Weisheitszahnentfernung nicht heilt, Swiss Dental Journal 2020; 130(1): 42-43
Yeung AWK, Tanaka R, Jacobs R, Bornstein MM. Awareness and practice of 2D and 3D diagnostic imaging among dentists in Hong Kong, British Dental Journal 2020; 228: 701-709 doi:10.1038/s41415-020-1451-8
HUNG KF, Yeung AWK, Tanaka R, Bornstein MM. Current Applications, Opportunities, and Limitations of AI for 3D Imaging in Dental Research and Practice, International Journal of Environmental Research and Public Health 2020; 17(12): article no. 4424-article no. 4424 doi:10.3390/ijerph**
Savoldi F, Yeung AWK, Tanaka R, Zadeh LSM, Da Palma Montalvao C, Bornstein MM, Tsoi JKH. Dry Skulls and Cone Beam Computed Tomography (CBCT) for Teaching Orofacial Bone Anatomy to Undergraduate Dental Students, Anatomical Sciences Education 2020; Epub 2020-03-29 doi:10.1002/ase.1961
Bornstein MM, Yeung WKA, Tanaka R, Thomson PJ. Ausgedehnte odontogene Keratozyste im posterioren Unterkiefer links, Swiss Dental Journal 2020; 130: 802-803
Bornstein MM, Yeung WKA, Tanaka R, Su Y. Medikamenten-assoziierte Kiefernekrose unter oralen Bisphosphonaten bei Osteoporose – auch parodontale Erkrankungen bergen Risiken, Swiss Dental Journal 2020; 130: 426-427
Tanaka T, Tanaka R, Yeung AWK, Bornstein MM, Nishimura S, Oda M, Habu M, Takahashi O, Yoshiga D, Sago T, Miyamoto I, Kodama M, Wakasugi-Sato N, Matsumoto-Takeda S, Joujima T, Miyamura Y, Morimoto Y. Real-time evaluation of swallowing in patients with oral cancers by using cine-magnetic resonance imaging based on T2-weighted sequences, Oral Surgery, Oral Medicine, Oral Pathology and Oral Radiology 2020; 130(5): 583-592 doi:10.1016/j.oooo.2020.05.009
Tanaka R, Tanaka T, Yeung AWK, Taguchi A, Katsumata A, Bornstein MM. Mandibular Radiomorphometric Indices and Tooth Loss as Predictors for the Risk of Osteoporosis using Panoramic Radiographs, Oral Health and Preventive Dentistry 2020; 4(18): 773-782 doi:10.3290/j.ohpd.a45081
Hung K, Montalvao C, Tanaka R, Kawai T, Bornstein MM. The use and performance of artificial intelligence applications in dental and maxillofacial radiology: a systematic review, Dentomaxillofacial Radiology 2019; 49(1): article no. **-article no. ** doi:10.1259/dmfr.**
Botelho MG, Ekambaram M, Bhuyan SY, Yeung AWK, Tanaka R, Bornstein MM, Li KY. A comparison of visual identification of dental radiographic and nonradiographic images using eye tracking technology, Clinical and Experimental Dental Research 2019; doi:10.1002/cre2.249
Bornstein MM, Yeung AWK, Tanaka R, Curtin JP. Kalzifizierter Stylohyoid-Komplex – klinische und radiologische Befunde, Swiss Dental Journal 2019; 129(9): 726-727
Tanaka R, Tanaka T, Yeung WKA, Taguchi A, Katsumata A, Bornstein MM. Mandibular radiomorphometric indices and tooth loss as predictors for the risk of osteoporosis using panoramic radiographs, Oral Health and Preventive Dentistry 2019;
Yeung WKA, Tanaka R, Ho J, Li Q, Jacobs R, Bornstein MM. Patient-, software-, and observer-related factors associated with the time required for semi-automated measurements of the maxillary sinus volume using cone beam computed tomography (CBCT), Swiss Dental Journal 2019; 129: 562-570
BREZHNEV A, Neelakantan P, Tanaka R, Brezhnev S, Fokas G, Matinlinna JP. Antibacterial Additives in Epoxy Resin-Based Root Canal Sealers: A Focused Review, Dentistry Journal 2019; 7(3): article no. 72-article no. 72 doi:10.3390/dj**
Bornstein MM, Yeung AWK, Tanaka R, Choi WWS. Die Jochbeinfraktur – typische klinische und radiologische Befunde, Swiss Dental Journal 2019; 129: 298-299
Bornstein MM, Ho J, Yeung WKA, Tanaka R, Li Q, Jacobs R. A Retrospective Evaluation of Factors Influencing the Volume of Healthy Maxillary Sinuses Based on CBCT Imaging, International Journal of Periodontics & Restorative Dentistry 2019; 39(2): 187-193 doi:10.11607/prd.3722
Kawai T, Tanaka R, Yeung WKA, von Arx T, Bornstein MM. Frequency and type of incidentally detected radiodensities in the maxillary sinus: a retrospective analysis using cone beam computed tomography (CBCT), Clinical Oral Investigations 2019; 23: 1091-1099 doi:10.1007/s00784-018-2541-8
Bornstein MM, Yeung WKA, Tanaka R, von Arx T, Jacobs R, Khong PL. Evaluation of Health or Pathology of Bilateral Maxillary Sinuses in Patients Referred for Cone Beam Computed Tomography Using a Low-Dose Protocol, International Journal of Periodontics & Restorative Dentistry 2018; 38(5): 699-710 doi:10.11607/prd.3435
Hayashi T, Arai Y, Chikui T, Hayashi-Sakai S, Honda K, Indo H, Kawai T, Kobayashi K, Murakami S, Nagasawa M, Naito M, Nakayama E, Nikkuni Y, Nishiyama H, Shoji N, Suenaga S, Tanaka R. Clinical guidelines for dental cone-beam computed tomography, Oral Radiology 2018; 34: 89-104 doi:10.1007/s11282-018-0314-3
Yeung WKA, Tanaka R, Khong PL, von Arx T, Bornstein MM. Frequency, location, and association with dental pathology of mucous retention cysts in the maxillary sinus. A radiographic study using cone beam computed tomography (CBCT), Clinical Oral Investigations 2018; 22(3): 1175-1183 doi:10.1007/s00784-017-2206-z
Ibukuro Kenji, Takeguchi Takaya, Fukuda Hozumi, Abe Shoko, Tobe Kimiko, Tanaka Rei, Tagawa Kazumi. Spatial relationship between intrahepatic artery and portal vein based on the fusion image of CT-arterial portography (CTAP) and CT-angiography (CTA): New classification for hepatic artery at hepatic hilum and the segmentation of right anterior section of the liver, European Journal of Radiology 2012; 81(2): e158-e165 doi:10.1016/j.ejrad.2011.01.045
Ishizuna Kazuo, Ota Daisuke, Okamoto Joji, Fukuuchi Atsushi, Tanaka Rei, Fujii Akiko, Mori Masaya, Nishi Tsunehiro. A case of mucinous carcinoma of the breast in which needle tract seeding was diagnosed by preoperative diagnostic imaging, Breast Cancer 2011; 18(4): 324-327 doi:10.1007/s12282-009-0151-7
Ibukuro Kenji, Tanaka Rei, Takeguchi Takaya, Fukuda Hozumi, Abe Shoko, Tobe Kimiko. Air embolism and needle track implantation complicating CT-guided percutaneous thoracic biopsy: Single-institution experience, American Journal of Roentgenology 2009; 193(5): W430-W436 doi:10.2214/AJR.08.2214
Ibukuro Kenji, Kojima Kentaro, Kigawa Ikutaro, Tanaka Rei, Fukuda Hozumi, Abe Shoko, Tobe Kimiko, Tagawa Kazumi. Embolization of Rectal Varices via a Paraumbilical Vein with an Abdominal Wall Approach in a Patient with Massive Ascites, Journal of Vascular and Interventional Radiology 2009; 20(9): 1259-1261 doi:10.1016/j.jvir.2009.05.041
Tanaka Rei, Ibukuro Kenji, Abe Shoko, Tobe Kimiko, Fukuda Hozumi, Kondou Yuji, Tagawa Kazumi. Treatment of hepatic encephalopathy due to inferior mesenteric vein/inferior vena cava and gonadal vein shunt using dual balloon-occluded retrograde transvenous obliteration, CardioVascular and Interventional Radiology 2009; 32(2): 390-393 doi:10.1007/s00270-008-9422-5
Ibukuro Kenji, Tanaka Rei, Fukuda Hozumi, Abe Shoko, Tobe Kimiko. The superior group of vessels in the falciform ligament: Anatomical and radiological correlation, Surgical and Radiologic Anatomy 2008; 30(4): 311-315 doi:10.1007/s00276-008-0325-6
Tanaka Rei, Ibukuro Kenji, Akita Keiichi. The left inferior phrenic artery arising from left hepatic artery or left gastric artery: Radiological and anatomical correlation in clinical cases and cadaver dissection, Abdominal Imaging 2008; 33(3): 328-333 doi:10.1007/s00261-007-9249-6
Ibukuro Kenji, Sugihara Toru, Tanaka Rei, Fukuda Hozumi, Abe Shoko, Tobe Kimiko, Tateishi Ryosuke, Tagawa Kazumi. Balloon-Occluded Retrograde Transvenous Obliteration (BRTO) for a Direct Shunt between the Inferior Mesenteric Vein and the Inferior Vena Cava in a Patient with Hepatic Encephalopathy, Journal of Vascular and Interventional Radiology 2007; 18(1): 121-125 doi:10.1016/j.jvir.2006.10.002
Ibukuro Kenji, Oishi Atsuro, Tanaka Rei, Fukuda Hozumi, Abe Shoko. Signal flare phenomenon as active bleeding in retroperitoneal hematoma with hematocrit effect on dynamic CT scan: Three clinical cases and experimental study based on a specific gravity theory, Journal of Computer Assisted Tomography 2006; 30(5): 787-790 doi:10.1097/01.rct..32821.e6
Abe Shoko, Tanaka R., Tobe K., Hukuda H., Ibukuro K., Okuno T.. The diverticulum-like defect at the anterior inferior wall of the internal auditory canal in otosclerosis, Japanese Journal of Clinical Radiology 2006; 51(7): 851-854
Satoh Shiro, Ohdama Shinichi, Matsubara Osamu, Okochi Yasumi, Tanaka Rei, Kimula Yuji. CT-guided automated cutting needle biopsy by a combined method for accurate specific diagnosis of focal lung lesions, Radiation Medicine - Medical Imaging and Radiation Oncology 2005; 23(1): 30-36
Kai Yu Jen, Cheng Jun, Takagi Ritsuo, Tanaka Rei, Hayashi Takafumi, Saku Takashi. Central hemangioma of the maxilla: Report of a case with an exophytic growth, Oral Oncology Extra 2004; 40(8-9): 88-90 doi:10.1016/j.ooe.2004.05.003
Tsuruta A., Yamada Kazuhiro, Hanada K., Hosogai A., Tanaka R., Koyama J., Hayashi T.. Thickness of the roof of the glenoid fossa and condylar bone change: A CT study, Dentomaxillofacial Radiology 2003; 32(4): 217-221 doi:10.1259/dmfr/**
Hayashi Takafumi, Ito Jusuke, Tanaka Rei, Koyama Jun ichi, Kobayashi Fukiko. The prevalence of erosive osseous changes of the articular eminence in the temporomandibular joint in patients with mandibular prognathism without internal derangement; MR and helical CT findings, Oral Radiology 2002; 18(1): 9-13
Sagiuchi T., Ishii K., Aoki Y., Kan S., Utsuki S., Tanaka R., Fujii K., Hayakawa K.. Bilateral crossed cerebello-cerebral diaschisis and mutism after surgery for cerebellar medulloblastoma, Annals of Nuclear Medicine 2001; 15(2): 157-160 doi:10.1007/BF**
Tanaka Rei, Ishida Ryuji, Murata Yuji, Che Karl, Hayashi Yoshiki, Satoh Shiro. False-positive imaging of Tc-99m pertechnetate Meckel's scintigraphy in a patient with hemorrhagic enteritis, Clinical Nuclear Medicine 2000; 25(10): 832-833 doi:10.1097/000030-00023
Okamoto K., Ito J., Furusawa T., Sakai K., Tokiguchi S., Sato M., Tanaka R., Nemoto K., Oyanagi K.. Solitary plasmacytomas of the occipital bone: A report of two cases, European Radiology 1997; 7(4): 503-506 doi:10.1007/s
Furusawa T., Sakai K., Okamoto K., Ito J., Tokiguchi S., Uematsu T., Ono K., Tanaka R.. A case of supratentorial and posterior fossa hemangioblastomas, Japanese Journal of Clinical Radiology 1995; 40(8): 941-944
Furusawa T., Sakai K., Okamoto K., Ito J., Tokiguchi S., Sato M., Tanaka R.. A case of chordoma in the petrous bone, Japanese Journal of Clinical Radiology 1995; 40(5): 609-612
Aikawa H., Mori H., Miyake H., Tanaka R., Takaki H., Takami H.. A case of cerebral air embolism predominant in the left cerebral hemisphere following subclavian catheterization, Radiation Medicine - Medical Imaging and Radiation Oncology 1995; 13(2): 73-76
Okamoto K., Ito J., Tokiguchi S., Yoshimura N., Mori H., Tanaka R., Washiyama K.. Cavernous hemangioma of the pineal region, Japanese Journal of Clinical Radiology 1994; 39(6): 737-740
Okamoto K., Ito J., Tokiguchi S., Yoshimura N., Watanabe M., Tanaka R.. Pathological enhancement of the brain stem surface in a patient with a brain stem glioma accompanied by a prominent exophytic component without swelling of the brain stem, Japanese Journal of Clinical Radiology 1994; 39(5): 613-616
Yokoyama E., Ito J., Tokiguchi S., Tanaka R., Oyanagi K., Ikuta F.. A case of xanthoma of the skull, Japanese Journal of Clinical Radiology 1990; 35(9): 1057-1060
Conference Paper
Tanaka R, Bornstein MM, Ike M, Soga M, Hayashi2 T. Soft tissue window of CT scans in the initial stage of ONJ: A case report, International Congress of Dento-Maxillo-Facial Radiology 2017;

Knowledge Exchange
02 June 2019: Bornstein Michael Marc, Tanaka Ray, Yeung Wai Kan Andy, Reinhilde Jacobs, Alex Yunn-Jy Chen, Gang Li. Continuing Dental Education Course: 3D & beyond - Diagnostic Imaging in the Oral and Maxillofacial Region: An update on current hot topics and controversies (Symposium).
01 June 2019: Bornstein Michael Marc, Tanaka Ray, Yeung Wai Kan Andy, Reinhilde Jacobs , Alex Yunn-Jy Chen , Gang Li. Continuing Dental Education Course: 3D & beyond - Diagnostic Imaging in the Oral and Maxillofacial Region: An update on current hot topics and controversies (Workshop).

Professional Societies
05/2018-: Fellow. Japanese Society for Oral and Maxillofacial Radiology.
05/2000-: Member. Japanese Society for Oral and Maxillofacial Radiology.
04/2016-: Assistant Editor. Oral Radiology (Journal/Springer).
02/2016-: Director. Asian Academy of Dento-Maxillo-Facial Radiology.
01/2015-: Member. Japan Osteoporosis Society.
01/2006-: Member. International Association of Dento-Maxillo-Facial Radiology.

Grants
Project Title: Awareness of 2D and 3D diagnostic imaging and associated risks among dentists and dental students in Hong Kong
Grant Type: Planmeca Oy
Funding Year: 2017
Amount: HKD53079
Principal Investigator: Professor Bornstein, Michael Marc
Co-investigator(s): Dr Yeung Wai Kan Andy, Dr Tanaka Ray
Project Title: Intraoral Ultrasonography to assess periodontal bone loss and furcation involvement on molars
Grant Type: Small Equipment Grant
Funding Year: 2017
Amount: HKD236663
Principal Investigator: Dr Tanaka, Ray
Co-investigator(s): Professor Hayashi Takafumi, Professor Thomson Peter James, Dr Yeung Wai Kan Andy, Professor Bornstein Michael Marc, Professor Tonetti Maurizio, Dr Kobayashi Taichi
Project Title: Possible changes of oral environment in post-menopausal osteoporotic rats
Grant Type: Seed Fund for Basic Research for New Staff
Funding Year: 2016
Amount: HKD149715
Principal Investigator: Dr Tanaka, Ray
Co-investigator(s): Dr. Yeung Wai Kan Andy, Dr Tanaka Mikako, Dr Taguchi Akira, Dr Zheng Liwu, Professor Jung Han Sung, Dr Chan Yu Ki, Dr Ida Hiroko

HKU Committee Appointments
01 January 2018-30 June 2019: Academic Awards, Board of. An Associate Dean (Undergraduate Education/Teaching and Learning), appointed on rotational basis for two years at a time, from Faculty Cluster B (Arts, Business & Economics, Education and Social Sciences)
21 October 2017-20 October 2019: Discontinuation, Committee on. 1 member from each Faculty (Dentistry) from a panel of three in order of precedence for a period of 2 years, renewable up to a maximum of 4 consecutive years
01 February 2016-31 January 2020: Faculty of Dentistry, Board of the. The teachers who are members of the Faculty and who are full-time employees of the University