https://www.selleckchem.com/pr....oducts/tyloxapol.htm
We present a case of non-surgically managed bilateral osteonecrosis of the external auditory canal with a history of long-term medical therapy for osteoporosis. A 79-year-old woman with severe osteoporosis and destructive osteoarthritis received 10 years of once weekly bisphosphonate therapy before switching to denosumab. Four months later, the patient presented with bilateral loss of hearing and right-sided otalgia. Necrotising otitis externa, cholesteatoma and malignancy were considered but with histology, microbiological and CT