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Several therapeutic modalities have been tried in patients with tinnitus. These trials have given rise to unsatisfactory results in most of the patients since the etiology and pathophysiology of tinnitus is unclear. Significant correlation between tinnitus and decreased zinc level and also reduction in severity of tinnitus after zinc therapy has been reported in some clinical studies. The aim of this study is to find out the prevalence of hypozincemia in patients suffering from tinnitus of various origins (presbyacusis, acoustic trauma and ototoxicity) at young and elderly population and to investigate the effect of zinc therapy upon the severity of tinnitus.

Forty consecutive patients with severe tinnitus were included in this study between April 1998 and May 2000. There were 32 men (80%) and eight women (20%) with an age ranging between 19 and 67 (mean 40.6 years). Eleven patients were over the age of 50 …