In most cases, a referral is not necessary to visit an eye hospital. You can directly schedule an appointment with an ophthalmologist or optometrist for a routine eye examination or to address specific concerns. However, for more complex eye conditions or surgeries, a referral from your primary care physician or an optometrist may be required, especially if you are seeking specialized treatment. 4 What should I expect during an eye examinationin Madurai,? During an eye examinationin Madurai, the ophthalmologist or optometrist will assess your visual acuity, check for refractive errors, examine the health of your eyes, and screen for any potential eye diseases. This typically involves a series of tests, including visual field tests, retinal examinations, and measurements of eye pressure. The doctor may also ask about your medical history and any symptoms you are experiencing.