PMC8202265_01
Histology of skin biopsy. (a) Fibrosis and enlargement of subcutaneous septa shown by thin arrow. Thick arrow indicates inflammatory infiltration of fascia. (b) Fascia and subcutaneous septa infiltration by mononucleated cell inflammation, such as lymphocytes. Arrow indicates inflammatory infiltration of fascia.
10.1177_2050313X211025111-fig1.jpg
PMC8202265_01_10.1177_2050313X211025111-fig1.jpg
fig1-2050313X211025111
Skin biopsy of the second finger of the left hand and lateral malleolus of the left ankle revealed chronic subcutaneous inflammation, fibrosis of the dermis and infiltration of the fascia with mononucleated cells, confirming the diagnosis of eosinophilic fasciitis (shown in Figure 1).