Professor
Chiba University Graduate School of Medicine
Chiba, Chiba, Japan
Name Toyoyuki Hanazawa
Institution Chiba University Hospital
Affiliation / Position Professor, Department of Otorhinolaryngology, Head and Neck Surgery
Education (University) Chiba University Faculty of Medicine 1989 Graduated
Licenses Medical Doctor, License number (320861), Year obtained (1989)
Qualifications such as certified physician Otolaryngologist, Board Certified Cancer Therapy Specialist
Head and Neck Cancer Specialist, Otolaryngology Instructor
Head and Neck Cancer Instructor
Work history April 2004 - Present: Department of Otolaryngology, Head and Neck Surgery, Chiba University Hospital
April 1995 - September 2004: Department of Otolaryngology, Chiba University Hospital
Oct. 1990 - Mar. 1991: Otorhinolaryngology, Kashima Rosai Hospital
April 1990 - September 1990: Department of Otolaryngology, Chiba Children's Hospital
Oct. 1989 - Mar. 1990: Otorhinolaryngology, National Health Insurance Naruto Hospital
Special field (of study) General otorhinolaryngology, head and neck tumors, nasal physiology
Academic Affiliations The Japanese Otorhinolaryngological Society, The Japanese Rhinological Society, The Japanese Society of Allergy,
The Japanese Head and Neck Cancer Association, The Japanese Society of Head and Neck Surgery
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Advancements and Challenges in Treating Sinonasal Malignancies: Japanese and Global Perspectives
Sunday, October 12, 2025
8:00 AM - 9:00 AM EDT