Prevalence and Risk Factors of Epiretinal Membrane in Diabetic and Non-diabetic Patients

The slit lamp is an instrument consisting of a high-intensity light source that can be focused to shine a thin sheet of light into the eye.Examination performed without pupil dilatation.

Undilated 7-field color fundus photography with Cobra fundus camera. The examination will be done without pupil dilatation; but in case of very small pupils one drop of tropicamide will be instilled, after anterior segment observation with the slit lamp. Two ophthalmologists will assess fundus photos and OCT (Spectral domain optical coherence tomography) frames, to determine whether or not an ERM is present.

Multicolor photo. The examination will be done without pupil dilatation; but in case of very small pupils one drop of tropicamide will be instilled, after anterior segment observation with the slit lamp.

Spectral domain optical coherence tomography (OCT) with Heidelberg Retina Tomography device. The examination will be done without pupil dilatation; but in case of very small pupils one drop of tropicamide will be instilled, after anterior segment observation with the slit lamp.Two ophthalmologists will assess fundus photos and OCT frames, to determine whether or not an ERM is present.