GENERAL RADIOLOGY

Building a Radiosurgery Practice

Jun 2, 2017 by in GENERAL RADIOLOGY Comments Off on Building a Radiosurgery Practice

As part of a current and continuing national trend to develop centers for neuroscience care, radiosurgery programs are and will be a “hot” topic for the next several years. Radiosurgery…

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Skull Base Tumors: Viewpoint—Surgery

Jun 2, 2017 by in GENERAL RADIOLOGY Comments Off on Skull Base Tumors: Viewpoint—Surgery

Fig. 39.1 (a, b) Preoperative T1-weighted post-gadolinium MRI (a axial view, b coronal view) demonstrating a glomus jugulare tumor in the right jugular foramen (white arrow). An extended far lateral…

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Trigeminal Neuralgia

Jun 2, 2017 by in GENERAL RADIOLOGY Comments Off on Trigeminal Neuralgia

  No. of patients Median follow-up (months) BNI I–III relief (%) Time to pain relief Median dose (Gy) Recurrence rate (%) Complication rate (%) Chen et al. [11] (Kaiser Los…

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Skull Base Tumors

Jun 2, 2017 by in GENERAL RADIOLOGY Comments Off on Skull Base Tumors

First Author (year) Methods compared Patients (N) PTV (cm3) Results Bourlandet al. (‘94) [9] Noncoplanar circular arc vs. conformal fixed beam NA NA Smaller high-dose volume and better homogeneity for…

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Radiosurgery of Acoustic Schwannomas

Jun 2, 2017 by in GENERAL RADIOLOGY Comments Off on Radiosurgery of Acoustic Schwannomas

G-R hearing class Criteria Class I (good) PTA 0–30dB and/or SDS 70–100 % Class II (serviceable/useful) PTA 31–50dB and/or SDS 50–69 % Class III (non-serviceable) PTA 51–90dB and/or SDS 5–49…

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CyberKnife

Jun 2, 2017 by in GENERAL RADIOLOGY Comments Off on CyberKnife

Fig. 11.1 The main components of the CyberKnife system. (Modified image used with permission from Accuray Incorporated) Fig. 11.2 A library of digitally reconstructed radiographs (DRRs) is generated from the…

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LINAC: Past, Present, and Future of Radiosurgery

Jun 2, 2017 by in GENERAL RADIOLOGY Comments Off on LINAC: Past, Present, and Future of Radiosurgery

Date Primary author Location Event 1928 R. Wideroe Baden, Switzerland Developed photon beam radiation with high-frequency generator 1938 W. Hansen Stanford, USA Description of “rhumbatron” using a resonant microwave unit…

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