Ryuji Yasumatsu

Department Of Otolaryngology Head & Neck Surgery, 1-14-1 Miharadai, Minami Ku
Sakai, 5900197, Japan

Last Updated: 09/26/2026

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Found 109 publications

Epithelial tumors of the lacrimal drainage system: A narrative review.

Epithelial tumors of the lacrimal drainage system: A narrative review.

Journal: Auris, nasus, larynx

Published: November 10, 2025

Impact of Multiple Primary Cancers on the Prognosis of Early-stage Oropharyngeal and Hypopharyngeal Squamous Cell Carcinoma: A Single-center Retrospective Study.

Impact of Multiple Primary Cancers on the Prognosis of Early-stage Oropharyngeal and Hypopharyngeal Squamous Cell Carcinoma: A Single-center Retrospective Study.

Journal: In vivo (Athens, Greece)

Published: August 10, 2025

Patterns of Recurrence and Malignant Transformation in Sinonasal Papilloma: Implications for Long-term Follow-up.

Patterns of Recurrence and Malignant Transformation in Sinonasal Papilloma: Implications for Long-term Follow-up.

Journal: In vivo (Athens, Greece)

Published: July 21, 2025

The Role of Salvage Chemotherapy on Survival Outcomes Following Immune Checkpoint Inhibitor Therapy in Recurrent and/or Metastatic Head and Neck Squamous Cell Carcinoma.

The Role of Salvage Chemotherapy on Survival Outcomes Following Immune Checkpoint Inhibitor Therapy in Recurrent and/or Metastatic Head and Neck Squamous Cell Carcinoma.

Journal: In vivo (Athens, Greece)

Published: June 25, 2025

Prognostic Impact of Sarcopenia on Clinical Outcomes in Patients With Recurrent and/or Metastatic Head and Neck Squamous Cell Carcinoma Treated With Immune Checkpoint Inhibitors.

Prognostic Impact of Sarcopenia on Clinical Outcomes in Patients With Recurrent and/or Metastatic Head and Neck Squamous Cell Carcinoma Treated With Immune Checkpoint Inhibitors.

Journal: Cancer diagnosis & prognosis

Published: May 21, 2025

Clinical analysis on sarcopenia according to the site of head and neck cancer.

Clinical analysis on sarcopenia according to the site of head and neck cancer.

Journal: Auris, nasus, larynx

Published: April 16, 2025

Dose-finding and efficacy confirmation trial of the superselective intra-arterial infusion of cisplatin and concomitant radiation therapy for locally advanced maxillary sinus cancer (JCOG1212): final analysis.

Dose-finding and efficacy confirmation trial of the superselective intra-arterial infusion of cisplatin and concomitant radiation therapy for locally advanced maxillary sinus cancer (JCOG1212): final analysis.

Journal: International journal of clinical oncology

Published: November 30, 2024

Surgical treatment of esophago-vertebral fistula and vertebral osteomyelitis after voice prosthesis insertion.

Surgical treatment of esophago-vertebral fistula and vertebral osteomyelitis after voice prosthesis insertion.

Journal: Auris, nasus, larynx

Published: October 30, 2024

Low Ki-67 labeling index is a clinically useful predictive factor for recurrence-free survival in patients with papillary thyroid carcinoma.

Low Ki-67 labeling index is a clinically useful predictive factor for recurrence-free survival in patients with papillary thyroid carcinoma.

Journal: Journal of pathology and translational medicine

Published: September 28, 2024

Rare finding of mucorales sporangia and chlamydospores in tissue.

Rare finding of mucorales sporangia and chlamydospores in tissue.

Journal: Pathology international

Published: June 27, 2024

First-line pembrolizumab with or without chemotherapy for recurrent or metastatic head and neck squamous cell carcinoma: 5-year follow-up of the Japanese population of KEYNOTE‑048.

First-line pembrolizumab with or without chemotherapy for recurrent or metastatic head and neck squamous cell carcinoma: 5-year follow-up of the Japanese population of KEYNOTE‑048.

Journal: International journal of clinical oncology

Published: June 27, 2024

Clinical, genomic and immune microenvironmental determinants of nivolumab response in head and neck squamous cell carcinoma.

Clinical, genomic and immune microenvironmental determinants of nivolumab response in head and neck squamous cell carcinoma.

Journal: Frontiers in immunology

Published: February 24, 2024

Showing 1-12 of 109

Last Updated: 09/26/2026