Both presentations commonly may involve large and small vessel systemic vasculitis as well as fever, headache, arthralgia, myalgia, and arthritis. Less commonly, the patient may present with neurological and cardiovascular manifestations as well as gastrointestinal complaints such as abdominal discomfort, nausea, melena, and diarrhea.
Treatment with steroids and other anti-inflammatory drugs are frequently used to alleviate the ocular, audiovestibular, and vascular signs. These treatments do not typically reverse hearing loss, which may be permanent.
H16.329 – Diffuse interstitial keratitis, unspecified eye
405810005 – Cogan's Syndrome