نتایج جستجو برای: stereotactic microneurosurgery

تعداد نتایج: 11689  

2011
Imrana Masroor Shaista Afzal Gulnaz Shafqat Yasir Jamil Khattak

BACKGROUND The purpose of this study was to determine the yield of stereotactic core breast biopsy and its cost-saving potential. METHODS This observational study was conducted at the Department of Radiology at Aga Khan Hospital in Karachi. All female patients (n = 84) undergoing stereotactic core breast biopsy under mammographic guidance from January 2005 to May 2010 were included. Stereotac...

Journal: :Pediatric dentistry 1995
C Havelka L P Nelson S Shusterman M Bellerive

S tereotactic pertains to a precise positioning in space. Stereotactic radiotherapy is a successful noninvasive modality for treating intracranial malignancies. Stereotactic radiosurgery was developed as a noninvasive tool to allow access to areas of the head that were previously treated by traditional surgical methods with a high rate of morbidity. As radiotherapy was refined, different stereo...

2018
Ali S Khedr Armando L Alaminos-Bouza Russell A Brown

Stereotactic surgery planning software has been created for use with the Brown-Roberts-Wells (BRW) stereotactic frame. This software replaces the Hewlett-Packard calculator originally supplied with the BRW frame and provides modern tools for surgery planning to the BRW frame, which facilitate its potential use as a low-cost alternative to the Cosman-Roberts-Wells (CRW) frame in developing count...

2015

Leksell Gamma Knife® IconTM with integrated Cone Beam CT (CBCT) system provides increased workflow flexibility with e.g. planning on frameless images and subsequent frameless dose delivery. The stereotactic reference is given by the CBCT images taken prior to treatment. Co-registration of the planning image volume with the CBCT volume gives the transformation mapping of the planned isocenter po...

Journal: :Applied neurophysiology 1983
E R Cosman B S Nashold P Bedenbaugh

The physical principles of radiofrequency (RF) lesion making in stereotactic neurosurgery are summarized. Empirical data are given on the relationship between lesion size and lesioning parameters. Currently accepted ranges of lesioning parameters for selected stereotactic procedures are discussed. Advanced RF lesion electrode designs are described which improve the capabilities to reach and con...

2014
Margaret Henderson Vadim Pinskiy Alexander Tolpygo Stephen Savoia Pascal Grange Partha Mitra

Stereotactic targeting is a commonly used technique for performing injections in the brains of mice and other animals. The most common method for targeting stereoscopic injections uses the skull indentations bregma and lambda as reference points and is limited in its precision by factors such as skull curvature and individual variation, as well as an incomplete correspondence between skull land...

Journal: :iranian journal of radiation research 0
h.j. kim department of radiation oncology, inha university hospital, inha university of medicine, inchon, korea j.h. phak department of radiation oncology, inha university hospital, inha university of medicine, inchon, korea w.ch. kim department of radiation oncology, inha university hospital, inha university of medicine, inchon, korea

background: stereotactic body radiotherapy (sbrt) has emerged as an effective treatment for localized prostate cancer. however, prostate-specific antigen (psa) kinetics after sbrt has not been well characterized. the objective of the current study is to analyze the rate of psa decline and psa nadir following hypofractonated sbrt in localized prostate cancer. materials and methods: from 2008 to ...

Journal: :Rehabilitation nursing : the official journal of the Association of Rehabilitation Nurses 1948
Robert G Keim

A patient with progressive visual loss was found to have an optic nerve sheath meningioma. The patient was treated with stereotactic radiotherapy, a computer-guided stereotactic technique that minimizes the risk of radiation-induced optic neuropathy. Six months after treatment, the patient was doing well and showed no signs of radiation-induced optic neuropathy.

2016
Charles A. Kunos

Citation: Kunos CA (2016) Commentary: Phase I Trial of Carboplatin and Gemcitabine Chemotherapy and Stereotactic Ablative Radiosurgery for the Palliative Treatment of Persistent or Recurrent Gynecologic Cancer. Front. Oncol. 6:263. doi: 10.3389/fonc.2016.00263 Commentary: Phase I trial of Carboplatin and Gemcitabine Chemotherapy and Stereotactic ablative radiosurgery for the Palliative treatmen...

Journal: :Japanese journal of clinical oncology 2015
Kinji Nishiyama Ken Kodama Teruki Teshima Hirohito Tada

OBJECTIVE A second lung cancer is occasionally observed in patients who underwent surgical resection of the index lung cancer. The purpose of this study is to evaluate stereotactic body radiation therapy for second lung cancer. METHODS Fifty-one medically inoperable patients who underwent stereotactic body radiation therapy for second lung cancer were the subjects: 31 cases of multiple primar...

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