OBJECTIVE: This study aims to describe and quantify the findings possibly found as well as verify the importance of requesting examination in patients with a history of dizziness and/or tinnitus without a proper diagnosis. CASE REPORT: We conducted a retrospective study in which we assessed 184 reports of MRI in patients with primary complaints of dizziness and/or tinnitus assisted in clinical servisse of ENT in Blumenau/SC - Brazil. Patients previously passed by a study protocol and did not get their etiology previously installed. RESULTS: Among the patients studied, 73.9% were within the normal range and 26.1% had a significant change in the report of the MRI. Referring to the main findings, 1.1% refer to cases of arachnoid cyst, 1.1% cases of demyelinating diseases, 1.7% cases of inflammatory diseases / infectious, 3.8% cases of vascular malformations; 8.1 % cases of ischemia and 4.9% cases of tumor origin. CONCLUSION: MRI proves helpful in the differential diagnosis of diseases causing neurotological symptoms of dizziness and tinnitus.