Zuber described different clinical stages of rosacea.
Facial Erythema |
Other Findings |
Stage |
Term |
occurs after minor stimulus ("easy irritation") |
frequent blushing |
I |
pre-rosacea |
transitory, involving midface |
early telangiectasia |
II |
vascular |
persistent and more extensive |
increased telangiectasia; papules and pustules |
III |
|
associated with tissue proliferation such as rhinophyma |
variable ocular inflammation |
IV |
tissue hyperplasia |
where:
• Minimal or mild stimulus resulting in moderate to marked erythema = "easy irritation"
Specialty: Dermatology, Otolaryngology