Fig. 4
From: Rhino-orbital mucormycosis in COVID-19 patients—a new threat?
a Axial T1 post-contrast image showing mucosal thickening and collection involving left maxillary sinus (black arrow) with pre-maxillary soft tissue swelling (white arrow). b Axial T1 post-contrast image showing inferior orbital wall with extension of soft tissue component into left inferomedial orbit (white arrow) and left phthisis bulbi (red arrow). c Coronal T1 post-contrast image showing left sphenoid sinusitis (black arrow) with an area of enhancement involving left medial temporal lobe (white arrow). d Lactophenol cotton blue (LPCB) stain showing broad aseptate ribbon-like hyphae with sporangium