Effect of Steep Trendelenburg in Laparoscopic Surgery on IOP & RNFL Thickness

The Effect of Steep Trendelenburg Position Used During Laparoscopic Surgery on Intraocular Pressure During Surgery and on the Retinal Nerve Fiber Thickness After Surgery

The effect of Steep Trendelenburg position used during laparoscopic surgery on intraocular pressure during surgery and on the retinal nerve fiber thickness after surgery

To measure IOP and RNFL thickness in subjects undergoing laparoscopic operations in steep trendelenburg before, during, and after the operation

Inclusion Criteria:

• SUBJECTS INTENDING TO UNDERGO LAPROSCOPIC SERGURY WHICH HAVE NO EYE DISEASES

Exclusion Criteria:

• SUBJECT WITH EYES DISEASE
• PREGNANCY DURING THE STUDY PERIOD