NCIt definition : Inflammation and induration of the fascia related to an accumulation of white blood
cells, including eosinophils.;
Alternative definition : NICHD: An inflammatory disease of the fascia caused by infiltration of eosinophils,
which manifests as progressive thickening of the tissues, often with accompanying
erythema, pain, and induration. A classic finding is eosinophilia in the peripheral
blood.;