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2. The physical properties of electromagnetic radiation can be used as diagnostic tools In 1895 Wilhelm Roentgen discovered X-rays. Above is an x-ray of his own hand. describe…

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O B J E C T LOCALIZATION OMR, CODS, DVG OBJECT LOCALIZATION Object Localization refers to those techniques that determine position of an object in the three body planes viz.…

GEOMETRY OF RADIOGRAPHIC IMAGING REQUIRED PRINCIPLES X-rays Travel in Straight Lines X-rays diverge from source (focal spot) Focal spot has finite size (not a point source)…

Line broadening: The Doppler effect When an atom moves towards a photon detector and emits radiation, the detector sees wave crest more often and detects radiation of higher…

Diagnostics Rowena Abante-Canlas M.D. March 24, 2011 18/M Recurrent ear pain/discharge s/p mastoidectomy AD s/p I & D AS (+) near total TM perforation (+) fever (+) severe…