Naritomo Nishioka, MD, PhD

Research Experience:
2020-present: Supervisor and Senior Staff Surgeon: Dr. Akira Yamada, Department of Cardiovascular Surgery, Teine Keijinkai Hospital, Hokkaido, Japan. Project title: ① Histological research for samples in cardiovascular surgery (joint research with The Jikei University School of Medicine), ②Ultrastructural features of the aortic wall with Kommerell diverticulum (joint research with The Jikei University School of Medicine), ③ Late outcomes of aortic valve replacement in dialysis patients.
2020-present: Supervisor and Senior Staff Surgeon: Dr. Yoshihiko Kurimoto, Department of Cardiovascular Surgery, Teine Keijinkai Hospital, Hokkaido, Japan. Project title: ① Surgical strategy for arch aortic aneurysm with the preoperative state, ② Outcomes and pitfalls of thoracic endovascular aortic repair for cases of upper left lung lobectomy combined with resection of the possibly cancer-invaded aortic wall, ③ Treatment intervention for type II endoleak after endovascular abdominal aortic aneurysm repair (EVAR), ④ Surgical strategy for aorta-esophageal fistula.
2018-2020: Supervisor: Dr. Susumu Minamisawa, Department of Cell Physiology, The Jikei University School of Medicine, Tokyo, Japan. Project title: Acute Diastolic Overstretch Causes Abrupt Inner Mitochondrial Collapsing of Isolated Rat Papillary Muscle.
2017-2018: Supervisor: Dr. Susumu Minamisawa, Department of Cell Physiology, The Jikei University School of Medicine, Tokyo, Japan. Project title: Urine Connectin/titin is Increased in Patients After Cardiac Surgery: Potential for the Novel Biomarker.
2016-2020: Supervisor: Dr. Ko Bando and Dr. Kazuhiro Hashimoto, Department of Cardiac Surgery, The Jikei University School of Medicine, Tokyo, Japan. Project title: The impact of body mass index on early mortality and morbidity after cardiac surgery in elderly patients.
2016-2018: Supervisor: Dr. Ko Bando and Dr. Kazuhiro Hashimoto, Department of Cardiac Surgery, The Jikei University School of Medicine, Tokyo, Japan. Project title: Indications and outcomes of Manouguian versus standard double valve replacement over twenty-year experience.
2014-2016: Supervisor and Senior Staff Surgeon: Dr. Akira Yamada, Department of Cardiovascular Surgery, Teine Keijinkai Hospital, Hokkaido, Japan. Project title: Outcomes of surgical aortic valve replacement using Carpentier-Edwards PERIMOUNT bioprosthesis series in elderly patients with severe aortic valve stenosis: a retrospective cohort study.
2013-2014: Supervisor and Senior Staff Surgeon: Dr. Yoshihiko Kurimoto, Department of Cardiovascular Surgery, Teine Keijinkai Hospital, Hokkaido, Japan. Project title: Surgical strategy for aortic arch aneurysm in the era of minimally invasive surgery: Proper selection of open surgery or TEVAR.
2012-2013: Supervisor and Cardiac Surgeon in Charge: Dr. Nobuhiko Mukohara, Department of Cardiovascular Surgery, Hyogo Brain and Heart Center at Himeji, Hyogo, Japan. Project title: Operative indication of total arch replacement for octogenarian with or without frailty.
2011-2013: Supervisor and Cardiac Surgeon in Charge: Dr. Nobuhiko Mukohara, Department of Cardiovascular Surgery, Hyogo Brain and Heart Center at Himeji, Hyogo, Japan. Project title: Strategy for acute uncomplicated type B aortic dissection from late aortic events.
2010-2011: Supervisor and Cardiac Surgeon in Charge: Dr. Nobuhiko Mukohara, Department of Cardiovascular Surgery, Hyogo Brain and Heart Center at Himeji, Hyogo, Japan. Project title: Comparison of Early and Mid-Term EOA After AVR Among Carpentier-Edwards PERIMOUNT 19㎜, 21㎜ and MAGNA19㎜ Valves.
2009-2010: Supervisor and Senior Staff Surgeon: Dr. Takeshi Iwasaki, Department of Surgery, Yodogawa Christian Hospital, Osaka, Japan. Project titles: ① Multiple Liver Epithelial Vascular Endothelioma with Combination Therapy of Liver Resection, Spacer Indication and Particle Beam Treatment. ②Hemobilia associated with a giant thrombosed aneurysm of the hepatic artery requiring hepatectomy.
2007-2008: Supervisor and Senior Staff Physician: Dr. Naoto Yoneda, Department of Cardiology, Yodogawa Christian Hospital, Osaka, Japan. Project titles: Usefulness of echocardiography by residents in the emergency room.