The ocular myasthenia gravis has a variable clinical presentation and imitates many diseases with ocular region damaged. The diagnosis of ocular myasthenia gravis is complicated due to low sensitivity of the diagnostic approaches. The article introduces the features of the examination of patients with the ocular myasthenia gravis. The article describes the study methodology and interpretation of Simpson, Gorelick, Cogan`s lid twitch sign, rest and sleep tests, ice test. The article considered features of the treatment of the disease in order to achieve remission and prevent the generalization of the process. Timely diagnosis and optimal choice of treatment strategy can significantly change the quality of patients life and influence the subsequent prognosis of the disease.