Mandible - Lateral

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Radiographic Positioning


Adult
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Name of projection Mandible - Lateral
Area Covered Entire mandible in lateral view
Pathology shown Fractures and the displacement, dislocations, neoplasms and inflammatory changes
Radiographic Anatomy Mandible Radiographic Anatomy
IR Size & Orientation 24 x 30cm
Portrait
Film / Screen Combination Regular
(CR and DR as recommended by manufacturer)
Bucky / Grid Moving or Stationary Grid
Filter No
Exposure 65 kVp
16 mAs
FFD / SID 100cm
Central Ray CR to mandibular body
Collimation Four sides of collimation
Closely collimate to mandible
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
  • Align midsagittal plane parrallel to IR
  • Align interpupillary line perpendicular to IR
  • CR to mandibular body
Critique

Positioning
Area Covered
Collimation
Exposure
Special Notes