Facial - LateralThis is a featured page

Radiographic Positioning


Adult
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Name of projection Facial Bones - Lateral
Area Covered Facial bones, greater wings of sphenoid, orbital roof, sella turcica, zygoma, mandible
Pathology shown Fractures, fluid levels in sinuses, neoplastic and inflammatory process of facial bones
Radiographic Anatomy Facial Bones Radiographic Anatomy
IR Size & Orientation 18 x 24cm
Portrait
Film / Screen Combination Regular
(CR and DR as recommended by manufacturer)
Bucky / Grid Moving or Stationary Grid
Filter No
Exposure 66 kVp
16 mAs
FFD / SID 100cm
Central Ray CR perpendicular to IR
Centre to zygoma - midway between EAM and outer canthus
Collimation Four sides of collimation
Closely collimate to facial bones
Markers Anterior and Inferior
Marker orientation AP
Shielding Gonadal (check your department's policy guidelines)
Respiration Suspend
Positioning Erect
  • Patient standing or sitting facing the upright bucky
  • Place the side of interest of the head closest to the bucky
  • Oblique the body slightly to assist with positioning and patient comfort
  • Adjust head into a true lateral position (palpate the external occipital protuberance posteriorly and the nason or glabella anteriorly to ensure that these points are equidistant from bucky)
  • Align midsagittal plane parrallel to IR
  • Align interpupillary line perpendicular to IR
  • Adjust chin to bring the infraorbitomeatal line perpendicular to front edge of IR
  • Centre to zygoma - midway between EAM and outer canthus
Supine
  • Can be performed supine with patient in a lateral recumbent position on the X-ray table
Critique

 Positioning

Area Covered

Collimation

Exposure

Special Notes



AndyC
AndyC 		Latest page update: made by AndyC , Jun 10 2011, 11:34 AM EDT (about this update About This Update AndyC Edited by AndyC

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Keyword tags: facial bones lateral facial bones positioning facial bones technique
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