Case 178. Alternariosis (48 y-o F)

　 　 　 　
　 Biopsy from an infiltrative and ulcerative, nodular skin lesion on the knee, lasting for 13 years 　
　 　 　 　

　

 　 Intradermal abscess is formed (HE). The surrounding dermis reveals chronic fibrosing inflammation. In this case, no granulomatous reaction is seen.