Facial nerve palsy is seen in:
(c) Malignant Otitis externa(Ref. Scott Brown, 8th ed., Vol 2; 1420)Malignant Otitis externa can lead to granulations and bony erosion leading to facial nerve palsy.The other options do not cause bony erosion and facial nerve palsy.
Seborrhoeic Otitis externa
Otomycosis
Malignant Otitis externa
Eczematous Otitis externa
Anatomy of External Ear & Pinna