Fig. 6

a A 66-year-old male (→ showing the following imaging features) right malignant otitis externa with oto-mastoiditis and skull base osteomyelitis. Shows FLAIR hyperintensity in right middle ear cavity, right mastoid, right petrous apex, clivus, left occipital condyle right torus tubaris, right pterygoid space, nasopharynx, longus colli muscle and visualised right parapharyngeal and prevertebral spaces. b A 66-year-old male (→ showing the following imaging features) right malignant otitis externa with oto-mastoiditis and skull base osteomyelitis. Shows significant post contrast enhancement in right middle ear cavity, right mastoid, right petrous apex and clivus. Mild enhancement of right fronto-parieto-occipital pachy meninges