28 September 2025
: Case report 
Eosinophilic Fasciitis in a 78-Year-Old Man Following Pembrolizumab Treatment for Bladder Cancer
Unusual or unexpected effect of treatment, Unexpected drug reaction, Rare disease
Ibiyemi Oke BCDEF 1*, Aleksander Lenert CDF 1, Brian L. Swick BD 2, Petar Lenert CDEF 1DOI: 10.12659/AJCR.948323
Am J Case Rep 2025; 26:e948323
Figure 4 Histopathological section of the skin and subcutaneous tissue showing subcutaneous septal fibrosis (yellow arrow) and small, multifocal collections of lymphocytes and plasma cells (black arrow). Stained with hematoxylin and eosin (H&E), original magnification ×100.