Burn out appearance

Lamina dura

Orientation mark

TYPES OF RADIOGRAPHS Intraoral radiographs

Periapical radiographs

Bite wing radiograph

Occlusal radiograph

Extraoral radiographs

OPG

Lateral cephalogram

Left or right ?

ANATOMICAL LANDMARKS

Cont…

PERIAPICAL RADIOGRAPHRADIOGRAPHIC TECHNIQUE

Orientation mark

More than 4 teeth

Jaw line

R or L written at the corner

Shadow of teeth of opposing arch