The abbreviations OD and OS that may be included with corrective eyewear prescriptions stand for “oculus dexter” and “oculus sinister.” In other words, this is Latin for “right eye” an ...

× 175 in the right eye (OD), and +4.25 DS/−2.25 DC × 170 in the left eye (OS). The best-corrected visual acuity (BCVA) was 20/32 in either eye (OU). Spectacles correction and CAM vision ...

A 53-year-old male was referred with a growing pterygium in his right eye (OD). He had previously undergone pterygium surgery in the left eye (OS). He had a right nasal pterygium extending 3 mm ...