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Isolated Right Ventricular Apical Hypoplasia: A Case Report with 18 Years of Follow Up
Oya Takashi,Kitagawa Kakuya,Kokawa Takanori,Nakajima Hiroshi,Nakamori Shiro,Ogihara Yoshito,Nakata Kei,Ishida Masaki,Ichikawa Yasutaka,Sakuma Hajime 아시아심장혈관영상의학회 2021 Cardiovascular Imaging Asia Vol.5 No.2
Isolated right ventricular (RV) hypoplasia is a rare congenital anomaly in which the apical trabecular component of the ventricle fails to develop. In severe forms of isolated RV hypoplasia, patients usually develop cyanosis early in life and require prompt surgical intervention. Mild forms, however, can be asymptomatic until the development of severe tricuspid regurgitation due to annular dilatation. We report a 50-year-old woman with isolated RV apical hypoplasia who presented to our hospital 18 years ago and was followed with serial imaging studies.
Effect of thin LiF layers in multi-layered PVCz polymer LEDs
Hiroki Yoshihara,Yousuke Tanaka,Suiko Tanaka,Masahiko Kitagawa,Hiroyuki Kusano,Hiroshi Kobayashi 한국물리학회 2005 Current Applied Physics Vol.5 No.1
We have investigated in detail the dependence of the electroluminescent characteristics on the thin LiF layer inserted under theelectrode layer of multi-layered PVCz polymer light emitting diode (PLED). Clear dependency has been obtained and reduction inthe operating voltage, improvement in luminance and the luminous and current eciencies have been realized with the optimizationof the thickness. The eect of thin LiF layer has been analyzed by using the current voltage dependence at low voltage regions andthe current is supposed to be carried considered LiF layer by tunnel injection between the PVCz layer and the electrode layer
Yuji Ikeda,Akiko Furusawa,Ryo Kitagawa,Aya Tokinaga,Fuminori Ito,Masayo Ukita,Hidetaka Nomura,Wataru Yamagami,Hiroshi Tanabe,Mikio Mikami,Nobuhiro Takeshima,Nobuo Yaegashi 대한부인종양학회 2016 Journal of Gynecologic Oncology Vol.27 No.3
Objective: Although radiation therapy (RT) and concurrent chemoradiotherapy (CCRT)are the global standards for adjuvant therapy treatment in cervical cancer, many Japaneseinstitutions choose chemotherapy (CT) because of the low frequency of irreversible adverseevents. In this study, we aimed to clarify the trends of adjuvant therapy for intermediate/highriskcervical cancer after radical surgery in Japan. Methods: A questionnaire survey was conducted by the Japanese Gynecologic OncologyGroup to 186 authorized institutions active in the treatment of gynecologic cancer. Results: Responses were obtained from 129 facilities. Adjuvant RT/CCRT and intensitymodulatedRT were performed in 98 (76%) and 23 (18%) institutions, respectively. On theother hand, CT was chosen as an alternative in 93 institutions (72%). The most commonregimen of CT, which was used in 66 institutions (51%), was a combination of cisplatin/carboplatin with paclitaxel. CT was considered an appropriate alternative option to RT/CCRTin patients with risk factors such as bulky tumors, lymph node metastasis, lymphovascularinvasion, parametrial invasion, and stromal invasion. The risk of severe adverse events wasconsidered to be lower for CT than for RT/CCRT in 109 institutions (84%). Conclusion: This survey revealed a variety of policies regarding adjuvant therapy amonginstitutions. A clinical study to assess the efficacy or non-inferiority of adjuvant CT iswarranted.