finding that up to 75% of cochlear fibers may be damaged before the pure-tone deficit is evident. The ability to discriminate speech is of importance when considering the appropriate management strategies, such as hearing preservation surgery, for an individual patient.
Although widely used, the specificity and sensitivity of caloric tests, brainstem auditory evoked responses and acoustic decay reflexes are inferior to MRI as screening tests in patients with symptoms and/or signs of CPA pathology. A recent retrospective analysis has shown that pure tone audiometry was normal in 25% of patients with CPA meningiomas, further supporting the use of MRI as the investigation of choice in patients with symptoms indicative of CPA disease, including patients presenting with unilateral audiovestibular symptoms.
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The term vaginitis is one that is applied to any inflammation or infection of the vagina, and there are many different conditions that are categorized together under this ‘broad’ heading, including bacterial vaginosis, trichomoniasis and non-infectious vaginitis.