Lateral Chest And AP Xial Projection (Lordotic Projection)

Question 1

Lateral projection of chest positioning

Answer 1

• the patient is erect and in the lateral position facing the affected side.
• Arms folded above the head
• Median sagittal plane must parallel to the IR, this must be checked from the posterior aspect of the patient.

Question 2

Centering point of lateral projection of the chest

Answer 2

• through the axilla at the level of thoracic vertebrae 6-7 midway between the front and the back.

Question 3

Why is AP axial projection of the chest done?

Answer 3

• demonstrate areas of the apical lungs obscured on the PA .
• To provide a different anatomic perspective that can be used to evaluate suspicious areas.

Question 4

AP axial projection clinical indications

Answer 4

• To rule out calcification and masses beneath the clavicles

Question 5

Patient positioning of AP axial projection of the chest.

Answer 5

• 35x43 cm IR placed lengthwise or crosswise
• Stand the patient about 30 cm away from the IR and leaning back with shoulders, neck and back of head against IR.
• Both patients hands on hips, palms out and shoulders rolled forward
• Midsagittal plane centered to the central ray and IR
• The top of the IR should be about 7-8 cm above the shoulders on an average patient.

Question 6

Centering point of AP axial projection of the chest ( lordotic projection)

Answer 6

• central ray centered to mid sternum 9cm below jugular notch.