نتایج جستجو برای: hifu lesion detection

تعداد نتایج: 657209  

Journal: :Asian journal of andrology 2011
Rui-Yi Wu Guo-Min Wang Lei Xu Bo-Heng Zhang Ye-Qing Xu Zhao-Chong Zeng Bing Chen

The aim of this study was to investigate the feasibility and safety of high-intensity focused ultrasound (HIFU) combined with (+) low-dose external beam radiotherapy (LRT) as supplemental therapy for advanced prostate cancer (PCa) following hormonal therapy (HT). Our definition of HIFU+LRT refers to treating primary tumour lesions with HIFU in place of reduced field boost irradiation to the pro...

2000
G J L H Van Leenders

Aims—Investigation of the histopathological changes in prostatectomy specimens of patients with prostate cancer after high intensity focused ultrasound (HIFU) and identification of immunohistochemical markers for tissue damage after HIFU treatment. Methods—Nine patients diagnosed with adenocarcinoma of the prostate underwent unilateral HIFU treatment seven to 12 days before radical prostatectom...

Journal: :Anticancer research 2012
Yoo-Young Lee Young Jae Cho Jung-Joo Choi Chel Hun Choi Tae-Joong Kim Byoung-Gie Kim Duk-Soo Bae Young-Sun Kim Jeong-Won Lee

AIM To determine whether the use of high-intensity focused ultrasound (HIFU) ablation combined with cisplatin, compared with HIFU ablation, and cisplatin alone, facilitates tumor necrosis and reduces tumor volume in an animal model. MATERIALS AND METHODS The cervical cancer cell line SiHa was cultured and injected subcutaneously into female BALB/c nude mice. Animals that developed tumors were...

Journal: :The Canadian journal of urology 2011
Jack Barkin

INTRODUCTION Curative treatments for localized prostate cancer, from least invasive to most invasive, include brachytherapy, cryosurgery, three-dimensional conformal radiation therapy, external beam radiation therapy, and radical prostatectomy. A patient with localized, low risk or intermediate risk prostate cancer who is diagnosed at an early age and receives one of these treatments has only a...

2015
Zhuo-yue Tang Jian-nong Zhao Wei-jia Zhong Yin-deng Luo Wei Wu Wei-juan Chen Yu-bing Dai

High-intensity focused ultrasound (HIFU) is a rapidly developing, non-invasive technique for local treatment of solid tumors that produce coagulative tumor necrosis. This study is aimed to investigate the feasibility of proton magnetic resonance spectroscopy (MRS) on early assessing treatment of HIFU ablation in rabbit with VX2 liver tumor. HIFU ablation was performed on normal liver and VX2 tu...

Journal: :Anticancer research 2009
Shuichi Chida Kyoji Okada Norio Suzuki Chiyo Komori Yoichi Shimada

BACKGROUND High-intensity focused ultrasound (HIFU) therapy offers great promise for the treatment of cancer. The histological changes, including the antitumor immunological response, after HIFU treatment was examined in soft tissue sarcoma. MATERIALS AND METHODS Sarcoma 180 cells were injected subcutaneously in mice. Approximately 2 weeks after the injection, the tumor was irradiated by a si...

Journal: :Current medical imaging reviews 2012
Elisa E Konofagou Caroline Maleke Jonathan Vappou

Palpation is an established screening procedure for the detection of several superficial cancers including breast, thyroid, prostate, and liver tumors through both self and clinical examinations. This is because solid masses typically have distinct stiffnesses compared to the surrounding normal tissue. In this paper, the application of Harmonic Motion Imaging (HMI) for tumor detection based on ...

حق پرست, عباس, خوش گرد, کریم, رضائی, محمد,

Background and purpose: Nowadays High-intensity focused ultrasound (HIFU) as non-ionizing radiation is used for cancer treatment. Ultrasound beams when crossing the border of two environments are refracted causing decrease in the beam focusing within a tumor. Also, it may induce damage to normal tissues. In this study, we evaluated the focal depth shift induced by ultrasonic beam refraction. ...

2017
Dong Won Hwang Hyun Suk Song Hee Sun Kim Kyoung Chul Chun Jae Whoan Koh Young Ah Kim

High-intensity focused ultrasound (HIFU) is a non-invasive uterine fibroid treatment option for patients who want to preserve fertility. However, according to several reports regarding ablation of solid tumors by HIFU, there are rare complications in patients with uterine leiomyomas, and overall data are still insufficient. Here, we report rare and major complications of HIFU, such as delayed i...

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