X-RAY MANDIBLE PA VIEW PROCEDURE

X-ray mandible PA View is used to detect

• Mandibular menti fracture
• Medial and lateral displacement of skull fracture
• Neoplastic changes
• Paget’s diseases
• TM joints
• Mastoids sinus

Patient positioning

• The patient is erect.
• The patient’s forehead is placed against the image detector and allows the nose to be in contact as well.
• Mid-sagittal plane is the right angle to the cassette.

Central Ray

• Centre ray is 2 cm below the TM joints
• Mid-sagittal plane is perpendicular to the IR/ Cassette.