Yusuke Kiyokawa
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View article: Evaluation of synchronous multiple primary superficial laryngo-pharyngeal cancers that were treated by endoscopic laryngo-pharyngeal surgery
Evaluation of synchronous multiple primary superficial laryngo-pharyngeal cancers that were treated by endoscopic laryngo-pharyngeal surgery Open
内視鏡的喉頭咽頭手術を施行した頭頸部同時性多重表在癌の検討Evaluation of synchronous multiple primary superficial laryngo-pharyngeal cancers that were treated by endoscopic laryngo-pharyngeal surgery 大野 十央 １) ，川田 研郎 ２) ，杉本 太郎 １) ３) ，
View article: A Case of Duplication Cyst in the Cervical Esophagus
A Case of Duplication Cyst in the Cervical Esophagus Open
Duplication cysts are rare congenital anomalies that result from foregut budding errors during embryonic development, and are extremely rare in the cervical esophagus. Furthermore, only a few cases of cervical esophageal cysts have been pu…
View article: Short-term Outcomes of 40 Cases of External Auditory Canal Squamous Cell Carcinomas Treated at a Single Institution
Short-term Outcomes of 40 Cases of External Auditory Canal Squamous Cell Carcinomas Treated at a Single Institution Open
外耳道癌は100万人に一人の発症率とされるまれな腫瘍で扁平上皮癌が多くを占め, その治療プロトコルは施設によって異なる. 当施設で2015年7月～2019年4月の間に一次治療を行った外耳道扁平上皮癌症例を対象に, 手術治療の予後規定因子ならびに CRT との比較を行った.
View article: Horner’s syndrome caused by the cervical sympathetic chain schwannoma
Horner’s syndrome caused by the cervical sympathetic chain schwannoma Open
神経鞘腫は頭頸部領域に発生することが多い良性腫瘍だが，神経脱落症状を契機に発見されることは少ない。今回われわれは，Horner症候群を契機に発見された交感神経鞘腫を経験したので報告する。症例は42歳男性。眼瞼下垂を自覚し，MRIにて右上頸部に腫瘤を認めたため，当科に紹介となった。初診時には右眼瞼下垂，右縮瞳を認め，右上頸部に弾性硬な3cm程度の腫瘤を認めた。頸動脈分岐部に腫瘤が存在し，CTで造影効果が高かったため，頸動脈小体腫瘍と診断され，経過観察となった。しかし，経過観察…
View article: A Case of Combined First and Second Branchial Cleft Fistula
A Case of Combined First and Second Branchial Cleft Fistula Open
Herein, we report a case of a branchial fistula with the characteristics of both first and second branchial cleft anomalies. A 17-year-old boy presented to us with a history of repeated episodes of otorrhea since childhood. A congenital fi…
View article: Investigation of the Adverse Events and Efficacy of Docetaxel+Cisplatin+5-Fluorouracil in Patients with Head and Neck Squamous Cell Carcinoma
Investigation of the Adverse Events and Efficacy of Docetaxel+Cisplatin+5-Fluorouracil in Patients with Head and Neck Squamous Cell Carcinoma Open
近年, Docetaxel (DTX), Cisplatin (CDDP), 5-FU を併用した TPF 療法が頭頸部癌に対し導入化学療法 (ICT) として幅広く行われてきている. しかし, TPF 療法を用いた化学放射線療法 (CCRT) においての検討は十分とは言い難い. 当科では ICT1 コース後に CCRT として2コース, 計3コースの TPF 療法を一連の治療として行い, 症例を蓄積してきた. この治療において Grade 3 以上の有害事象や忍容性, お…
View article: A Case of Simultaneous Triple Primary Cancers of the Hypopharynx, Esophagus, and Stomach Which Were Dissected by Endoscopic Laryngo-Pharyngeal Surgery Combined with Endoscopic Submucosal Dissection
A Case of Simultaneous Triple Primary Cancers of the Hypopharynx, Esophagus, and Stomach Which Were Dissected by Endoscopic Laryngo-Pharyngeal Surgery Combined with Endoscopic Submucosal Dissection Open
A 65-year-old man was admitted to our hospital following 6 months of dysphagia. At first, conventional endoscopy showed a reddish and depressed lesion in the stomach and an elevated lesion in the posterior wall of the hypopharynx. An endos…
View article: A Case of Osteosarcoma of the Temporal Region Arising in Fibrous Dysplasia
A Case of Osteosarcoma of the Temporal Region Arising in Fibrous Dysplasia Open
Patients with fibrous dysplasia in the craniofacial region are usually followed up, in case there are no problems or pain. In very rare cases, fibrous dysplasia undergoes malignant transformation. Herein, we report a case of osteosarcoma o…
View article: A Case Involving an Esophageal Submucosal Abscess Requiring Differentiation from a Mediastinal Abscess
A Case Involving an Esophageal Submucosal Abscess Requiring Differentiation from a Mediastinal Abscess Open
深頸部膿瘍から進展した縦隔膿瘍は致死率も高く直ちにドレナージ等の処置を要する疾患である。今回われわれは縦隔膿瘍との鑑別を要した食道粘膜下膿瘍の症例を経験したので報告する。
View article: A Case of Osteosarcoma of the Temporal Region Arising in Fibrous Dysplasia
A Case of Osteosarcoma of the Temporal Region Arising in Fibrous Dysplasia Open
View article: Case of Superficial Cancer Located at the Pharyngoesophageal Junction Which Was Dissected by Endoscopic Laryngopharyngeal Surgery Combined with Endoscopic Submucosal Dissection
Case of Superficial Cancer Located at the Pharyngoesophageal Junction Which Was Dissected by Endoscopic Laryngopharyngeal Surgery Combined with Endoscopic Submucosal Dissection Open
Aims . In order to determine the indications of transoral surgery for a tumor located at the pharyngoesophageal junction, the trumpet maneuver with transnasal endoscopy was used. Its efficacy is reported here. Material and Methods . An 88-…
View article: Observation of the Pharynx to the Cervical Esophagus Using Trans-nasal Endoscopy with Image-enhanced Endoscopy for Early Detection of Head and Neck Cancers
Observation of the Pharynx to the Cervical Esophagus Using Trans-nasal Endoscopy with Image-enhanced Endoscopy for Early Detection of Head and Neck Cancers Open
Introduction: We started endoscopic treatment for superficial pharyngeal cancer in 1996, and thus far, 97 lesions of 77 cases of superficial head and neck cancer have been detected using trans-oral endoscopy. However, some areas are diffic…
View article: The analysis of up and down-beating nystagmus on electronystagmography
The analysis of up and down-beating nystagmus on electronystagmography Open
Up- and down-beating nystagmus reminds us of central vestibular deficits, such as spino-cerebellar degeneration and Arnold-Chiari malformation. However, in our routine medical care, we frequently meet cases with vertical nystagmus, which a…