Fig. 7
From: Varied presentations of complicated rhinosinusitis in COVID era: a rational approach to management
a–c Radiological investigations of prototype cases of case series 4. a CT PNS shows hypodense opacities in bilateral ethmoids with erosion of cribriform plate bilaterally. b CT PNS of a patient with rhino orbital mucormycosis showing (L) intra orbital abscess with defect in cribriform plate. c MRI (T1 weighted) image of a patient with rhino orbital cerebral mucormycosis with cavernous sinus thrombosis (R)