Clinical indication:
Scoliosis, fracture
Region:
C7 to L1
Patient’s Position:
The patient is placed in lateral recumbent position, with both humeri at right angles to the chest and elbow flexed.
Support patient so that thoracic spine is parallel to the table.
Ensure that there is no rotation of spine, shoulder and pelvis.
Make patient more comfortable by flexing patient’s knee towards the chest.
Align the mid coronal plane to the midline of the IR.
Place the top of the cassette 5cm above the shoulder.
Cassette:
Size: 14’’x17’’ Orientation: Portrait
FFD/SID:
100cm
Central ray:
The central ray projected at the level of T7, perpendicular to thoracic spine
Grid:
Yes
Respiration:
Not related
Exposure factors:
70-80kVp 30-50mAs
Collimation:
Include C7/T1 superiorly, T12/L1 inferiorly and anteriorly and posteriorly to include all margins of the thoracic vertebrae.