case_images: PMC9359337_01
case_images: Multiple verrucous plaques with crusting over knee transplant surgery scar.
case_images: 1678-9849-rsbmt-55-e0125-2022-gf1.jpg
case_images: PMC9359337_01_1678-9849-rsbmt-55-e0125-2022-gf1.jpg
case_images: f1
case_images: A 44-year-old man who had undergone renal transplantation and on immunosuppressants (tacrolimus) presented with asymptomatic thick hyperpigmented lesions over the right knee for one month (Figure 1).
case_images: Various morphologies of copper pennies on KOH smear.
case_images: 1678-9849-rsbmt-55-e0125-2022-gf2.jpg
case_images: PMC9359337_01_1678-9849-rsbmt-55-e0125-2022-gf2.jpg
case_images: f2
case_images: Skin scraping with 10% potassium hydroxide (KOH) showed multiple round thick-walled brownish budding bodies resembling different morphologies of copper pennies (also known as sclerotic/muriform/medlar bodies) (Figure 2).
case_images: Histopathology showing copper penny bodies of chromoblastomycosis (Hematoxylin & Eosin, 400x).
case_images: 1678-9849-rsbmt-55-e0125-2022-gf3.jpg
case_images: PMC9359337_01_1678-9849-rsbmt-55-e0125-2022-gf3.jpg
case_images: f3
case_images: An incision biopsy of the lesion showed pseudoepitheliomatous hyperplasia with dermal suppurative granulomas and copper penny bodies, suggestive of chromoblastomycosis (Figure 3).