Persistent edema of rosacea
Persistent edema of rosacea ( also known as "Chronic upper facial erythematous edema , " "Morbihan's disease , " or "Rosaceous lymphedema" ) is a hard , nonpitting edema found on the areas involved , those mainly being the forehead , glabella , upper eyelids , nose , and/or cheeks . 
<triplet> Persistent edema of rosacea <subj> edema <obj> subclass of