Facial Bones - PA 30° (Modified Parietocanthial)
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Radiographic Positioning
Adult | Other related pages of interest |
Name of projection | Facial Bones - PA 30° (Modified Parietocanthial) |
Area Covered | Orbital floor, show a less distorted view of the entire orbital rim than a PA 15° view |
Pathology shown | Orbital fractures (blowout), foreign bodies, neoplastic and inflammatory processes |
Radiographic Anatomy | Facial Bones 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 | 75 kVp 20 mAs |
FFD / SID | 100cm |
Central Ray | CR perpendicular to IR CR to exit at the acanthion |
Collimation | Collimate closely to outer margins of the skull |
Markers | Inferior and Lateral Marker orientation PA |
Shielding | Gonadal (check your department's policy guidelines) |
Respiration | Suspend |
Positioning |
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Critique | Positioning |
Special Notes |