SellaTurcica - LateralThis is a featured page

Radiographic Positioning


Adult
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Name of projection SellaTurcica - Lateral
Area Covered Sella turcica, anterior and posterior clinoid processes, dorsum sellae and clivus
Pathology shownPituitary adenomas
Radiographic AnatomySella Turcica Radiographic Anatomy
IR Size & Orientation 18 x 24cm
Landscape
Film / Screen Combination Regular
(CR and DR as recommended by manufacturer)
Bucky / Grid Moving or Stationary Grid
FilterNo
Exposure 70 kVp
16mAs
FFD / SID 100cm
Central Ray Centre to point 2cm anterior and 2cm superior to the external auditory meatus (EAM)
Collimation Collimate to a size of 10cm square
Markers Anterior and Inferior
Shielding Gonadal (check your department's policy guidelines)
RespirationSuspended
Positioning
  • May be performed erect against vertical bucky or prone on the X-ray table
  • Place patients head in true lateral position, position patients body oblique as needed
  • Align interpupillary line perpendicular to bucky surface
  • Align midsagital plane parrallel to bucky
  • Place infraorbitomeatal line perpendicular to front edge of IR
  • CR perendicular to IR
  • Centre to point 2cm anterior and 2cm superior to the external auditory meatus (EAM)
Critique

Positioning
Area Covered
Collimation
Exposure
Special Notes



AndyC
AndyC 		Latest page update: made by AndyC , Sep 10 2011, 5:21 PM EDT (about this update About This Update AndyC Edited by AndyC

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