Imaging with x-ray, MRI and ultrasound

Introduction

X-ray imaging

Overview of x-ray imaging process

Production of x-rays for imaging

Information from absorption/scattering

Differential attenuation in the primary beam

Scatter as unwanted background

Anti-scatter grid

Film/screen detection

Characteristic curve

Digital (computed) radiography using photostimulable phosphors

Fluoroscopic imaging with image intensifier/TV chain

Digital fluoroscopy and radiography using solid state detectors

Assessment of image quality

Magnification/distortion

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Tags: walter and miller textbook of radiotherapy radiation physics therapy

Jan 2, 2017 | Posted by admin in GENERAL RADIOLOGY | Comments Off

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