Publications by authors named "Ritsuko Okamura"

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Survival Outcomes and Treatment Strategies in Primary Thyroid Lymphoma: A Population-Based Study of 401 Cases from the Tokyo Cancer Registry.
Yoshiyuki Saito, Natsuko Watanabe, Kosuke Inoue, Nami Suzuki, Hiroto Narimatsu, Ritsuko Okamura

Thyroid· December 2025

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Comprehensive Health Challenges and Management Strategies for International Business Travelers: A Scoping Review.
Yayoi Tetsuou Tsukada, Ritsuko Okamura, Masahiro Yasutake

JMA J· October 2025

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Lobectomy vs Total Thyroidectomy With Ipsilateral Lateral Neck Dissection for N1b Intermediate-Risk Papillary Thyroid Carcinoma.
Yoshiyuki Saito, Kenichi Matsuzu, Amr H Abdelhamid Ahmed, Kosuke Inoue, Hiroshi Shibuya, Ritsuko Okamura

JAMA Otolaryngol Head Neck Surg· February 2025

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Clinical characteristics and prognosis of histological subtypes of papillary thyroid carcinoma in pediatric patients.
Junko Akaishi, Kiminori Sugino, Tetsuo Kondo, Wataru Kitagawa, Kenichi Matsuzu, Ritsuko Okamura

Endocr Oncol· January 2025

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Active surveillance vs. surgery in low-risk papillary thyroid microcarcinoma patients and the risk of loss to follow-up.
Yoshiyuki Saito, Kenichi Matsuzu, Hiroshi Takami, Ai Matsui, Yoko Kuga, Ritsuko Okamura

Cancer Med· August 2024

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Downhill Varices in the Hypopharynx of a Patient with a Large Thyroid Tumor: A Case Report.
Ryuta Nagaoka, Marie Saitou, Kiyotaka Nagahama, Ritsuko Okamura, Haruki Akasu

J Nippon Med Sch· November 2023

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Clinical classification of recurrent laryngeal nerve palsy.
Chisato Tomoda, Kana Yoshioka, Yoshiyuki Saito, Chie Masaki, Junko Akaishi, Ritsuko Okamura

Gland Surg· September 2023

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Role of Surgery in Patients with Stage IE Primary Thyroid MALT Lymphoma Staged by a Modified Classification System: The Tokyo Classification.
Yoshiyuki Saito, Natsuko Watanabe, Nami Suzuki, Naoko Saito, Hiroto Narimatsu, Ritsuko Okamura

Cancers (Basel)· February 2023

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Learning Curve for Endoscopic Thyroidectomy Using Video-Assisted Neck Surgery: Retrospective Analysis of a Surgeon's Experience with 100 Patients.
Ryuta Nagaoka, Iwao Sugitani, Hiroko Kazusaka, Mami Matsui, Masaomi Sen, Ritsuko Okamura

J Nippon Med Sch· June 2022

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Video-assisted neck surgery (VANS) using a gasless lifting procedure for thyroid and parathyroid diseases: "The VANS method from A to Z".
Kazuo Shimizu, Kazuhide Shimizu, Ritsuko Okamura, Takehito Igarashi, Ryuta Nagaoka

Surg Today· October 2020

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The Reality of Multiple Endocrine Neoplasia Type 2B Diagnosis: Awareness of Unique Physical Appearance Is Important.
Ryuta Nagaoka, Iwao Sugitani, Marie Sanada, Tomoo Jikuzono, Ritsuko Okamura

J Nippon Med Sch· October 2018

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Expression of MRP1 and ABCG2 is associated with adverse clinical outcomes of papillary thyroid carcinoma with a solid component.
Ryuji Ohashi, Kiyoko Kawahara, Shigeki Namimatsu, Ritsuko Okamura, Takehito Igarashi

Hum Pathol· September 2017

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Breast.
Yasuhiro Tamaki, Yoshifumi Ikeda, Yoshiyuki Usui, Ritsuko Okamura, Kaoru Kitamura

Asian J Endosc Surg· November 2015

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Thyroid and parathyroid glands.
Yasuhiro Tamaki, Yoshifumi Ikeda, Yoshiyuki Usui, Ritsuko Okamura, Kaoru Kitamura

Asian J Endosc Surg· November 2015

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An extended family with familial medullary thyroid carcinoma and Hirschsprung's disease.
Takehito Igarashi, Ritsuko Okamura, Tomoo Jikuzono, Shinya Uchino, Iwao Sugitani

J Nippon Med Sch· April 2015

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Identification of pathological and normal parathyroid tissue by fluorescent labeling with 5-aminolevulinic acid during endocrine neck surgery.
Shingo Takeuchi, Kazuo Shimizu, Kazuhide Shimizu, Haruki Akasu, Ritsuko Okamura

J Nippon Med Sch· April 2015

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[Current progress and management in molecular targeted therapy for advanced thyroid cancer].
Ritsuko Okamura, Iwao Sugitani

Gan To Kagaku Ryoho· February 2014

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Introduction and use of video-assisted endoscopic thyroidectomy for patients in Belarus affected by the Chernobyl nuclear disaster.
Takehito Igarashi, Kazuo Shimizu, Siarhei Yakubouski, Haruki Akasu, Ritsuko Okamura

Asian J Endosc Surg· November 2013

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Cosmetic benefits of the central approach with video-assisted neck surgery in Graves' disease.
Ritsuko Okamura, Haruki Akasu, Takehito Igarashi, Kiyomi Hames, Tomoo Jikuzono

J Nippon Med Sch· July 2013

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