Stereotactic biopsy
Brain stereotactic biopsy flow cytometry for central nervous system lymphoma characterization: advantages and pitfalls
... Brain stereotactic biopsy (SB) followed by conventional histopathology and immunohistochemistry (IHC) is the gold standard approach for primary central nervous system lymphoma (PCNSL) ...
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Original Article Corticosteroid pre-treated primary CNS lymphoma: a detailed analysis of stereotactic biopsy findings and consideration of interobserver variability
... It should be emphasized that the high subjec- tivity rate in independent histopathological and cytological evaluation of atypia appears as a striking finding of our study. The rate of total histopathological agreement ...
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Proton MR Spectroscopy and Preoperative Diagnostic Accuracy: An Evaluation of Intracranial Mass Lesions Characterized by Stereotactic Biopsy Findings
... CT-guided biopsy, a preoperative MR examination was performed in addition to the CT study necessary for stereotactic ...the stereotactic frame under general ...the stereotactic biopsy ...
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Air Injection into the Stereotactic Biopsy Site in Cerebral Lesions; A Feasibility Study
... the stereotactic biopsy] After removal of the stereotactic frame and base frame, a head CT without contrast is ...the biopsy target, typically by demonstrating a small amount of air at the ...
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Stereotactic biopsy of brainstem lesions: Techniques, efficacy, safety, and disease variation between adults and children: A single institutional series and review.
... Background: Stereotactic biopsy of brainstem lesions have been performed with varying indications, with most of the literature reporting on ...underwent stereotactic biopsy for brainstem ...
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Correlation of <sup>18</sup>F-fluoroethyl tyrosine positron-emission tomography uptake values and histomorphological findings by stereotactic serial biopsy in newly diagnosed brain tumors using a refined software tool
... Background: Magnetic resonance imaging (MRI) is the standard neuroimaging method to diag- nose neoplastic brain lesions, as well as to perform stereotactic biopsy surgical planning. MRI has the advantage of ...
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Diagnostic Yield and Complication of Frameless Stereotactic Brain Biopsy.
... After the procedures, postoperative CT scans of the brain were immediately performed to identify intralesional pneumocephalus to confirm if tissue sampling had appropriately been done. For example, a 51‑year‑old patient ...
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Evaluation of intraoperative MRI-assisted stereotactic brain tissue biopsy: a single-center experience in China
... the stereotactic surgery system software and image fusion technology, the target can be quickly and automatically ...traditional stereotactic biopsy using preoperative image data has been considered ...
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Intracranial Fungal Infections: Overview from Two Large Tertiary Hospital in Upper Egypt and Literature Review
... or stereotactic or guided surgical interventions. Stereotactic biopsy/aspiration is resorted to when the intracranial fungal masses deep seated, located in an elo- quent region of the brain or when ...
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Migration: A Notable Feature of Cerebral Sparganosis on Follow Up MR Imaging
... In the study group, 12 patients were rural inhabitants. Eleven patients had a history of eating raw/undercooked contaminated food. Three patients were living in the countryside and used to drink unpurified water due to ...
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<p>The surgical perspective in precision treatment of diffuse gliomas</p>
... over time) within the tumor tissue indicating a WHO grade II glioma. Histopathological evaluation of targeted tissue samples (by stereotactic biopsy) confirmed an IDH mutant, 1p/19q co-deleted ...
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A Prospective Analytical study on CT Guided Frameless stereotactic Brain Biopsy severe Head Injury
... methods. Stereotactic methods are helpful in achieving a reliable and accurate sampling of intracranial lesions, which are superior to open methods in terms of safety and to free hand methods in morbidity, ...
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Spine Stereotactic Body Radiation Therapy Residual Setup Errors and Intra Fraction Motion Using the Stereotactic X Ray Image Guidance Verification System
... We identified 12 patients (25 treatments) with spinal metastasis treated with spine stereotactic body radiation therapy (SBRT). Patients were eligible for SBRT spine treatment if they had localized spine ...
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72ff302a6e8f79f3aebe3e23b0477a0f1d620d43.pdf
... Chemoradiotherapy, the standard of care for locally advanced non e small-cell lung cancer (NSCLC), often fails to eradicate all known disease. Despite advances in chemotherapeutic regimens, locally advanced NSCLC remains ...
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Review of Stereotactic and Neuronavigation Brain Biopsy Methods in the Dog
... involving stereotactic brain biopsy is that until recently there was no commercial model suitable for cats and dogs of all ...Leksell's stereotactic equipment was the only one to have its accuracy ...
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Off Isocenter Winston Lutz Test for Stereotactic Radiosurgery/Stereotactic Body Radiotherapy
... the authors believe the single isocenter technique will become more and more popular in the future multiple le- sion stereotactic radiation therapy. This study well delineated the details of off-isocenter ...
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3T Intraoperative MRI for Management of Pediatric CNS Neoplasms
... frameless stereotactic navigation was used and whether this was performed by using scans obtained in the operating room or before arrival in the operating ...
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Stereotactic radiosurgery for vestibular schwannomas
... An example of VS case illustrating SRS beam cross- firing principle is shown in Figure 1. In this example, multiple isocenters (N > 5) are applied and the stereotactic coordinates (ie, x = 116.8 mm, y = 85.0 ...
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Clinical Impact of Targeting Inaccuracy Due to Distortion of the Leksell Stereotactic Frame
... We have performed some experiments to evaluate the accuracy of the stereo- tactic coordinates issued from CT and MR acquisitions when the Leksell stereo- tactic frame is subjected to some distortion constraint. We have ...
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Preimplantation genetic diagnosis and the biopsy technique: Important considerations
... blastocyst biopsy is not routinely carried out in PGD programs. Performing biopsy on day-5, the number of cycles suspended for the absence of embryos available for biopsy increases and it has been ...
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