Fig. 4From: Histological study of chronic pulmonary aspergillosis a Fungus ball (†) and surrounded cavity (§) can be seen (H-E staining). b Positive signal can be detected only in fungus ball using Fungiflora Y®. c There is erosive area without fungal aspects (H-E staining). d Granular fluorescent signal at granulation tissue surrounded the cavityBack to article page