Standardization of meibomian gland dysfunction in an Egyptian population sample using a non-contact meibography technique.

Aim: To develop normative data for meibomian gland dysfunction (MGD) parameters, using non-contact meibography technique of Sirius Costruzione Strumenti Oftalmici (CSO) machine, in an Egyptian population sample.

Methods: Observational, cross-sectional, analytic study, in which 104 Egyptian volunteers were included. Both upper lids were examined, using " CSO" machine.