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The Skull

The Skull. Things to know. 3 views AP AP axial Lateral. AP. 10 X 12 lengthwise 80 @ 18 Shield Marker Hold breath. Positioning. Patient Supine on table Flex neck until the OML is perpendicular to IR Mid line to Mid line No rotation or tilt. CR perpendicular. Enter at Glabella.

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The Skull

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  1. The Skull

  2. Things to know • 3 views • AP • AP axial • Lateral

  3. AP • 10 X 12 lengthwise • 80 @ 18 • Shield • Marker • Hold breath

  4. Positioning • Patient Supine on table • Flex neck until the OML is perpendicular to IR • Mid line to Mid line • No rotation or tilt

  5. CR perpendicular Enter at Glabella SID 40 Collimate to outer skull

  6. Seen on Film • Frontal bone

  7. AP Towne • 10 X 12 lengthwise • 80 @ 20 • Shield • Marker • Hold breath

  8. Positioning • Patient supine on table • Mid line to midline • Depress chin until OML is perpendicular to IR • No rotation or titling • Ensure vertex of skull in light field

  9. CR 30 Degrees caudad 2 1/1 inches above the glabella SID 40

  10. Seen on film Occipital bone

  11. Lateral • 10 x 12 Crosswise • 80 @ 10 • Shield • Marker • Hold breath • Collimate to skull margins

  12. Positioning • Patient is prone on table • Turn head with side of interest near the IR • Interpupillary line perpendicular to IR • Mid-line to Mid-line • No rotation or tilt • Make sure the external occipital protuberance and the nasion or glabella is equal distance from table

  13. CR perpendicular to IR 2 inches above the EAM SID 40

  14. Seen on film • Lateral cranium nearest IR • Sella turcica in profile

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