Definition
- Plaques are solid, elevated lesions > 1 cm in diameter.
- When the lesion is < 1.0 cm. in diameter, it is called a papule.
Notes
- If the lesion is flat (instead of raised (elevated)), it is a patch.
- Papules or plaques (raised elevations) that are transient are called wheals
- Papule: Wart
- Plaque: Psoriatic lesion