Which abbreviation means 'left eye' in medical documentation?

The abbreviation that means 'left eye' in medical documentation is OS, which stands for "oculus sinister" in Latin. In the field of ophthalmology and optometry, various abbreviations are used to denote different anatomical configurations and visual conditions for clarity and specificity.

OS is specifically utilized to refer to the left eye, ensuring that medical professionals are clear about which eye is being discussed or treated. This helps in avoiding any potential confusion regarding conditions or prescriptions that pertain to one eye versus the other.

The other abbreviations used in ophthalmology can refer to different aspects of eye care. For instance, OD refers to the right eye ("oculus dexter"), AS stands for "auris sinister" which pertains to the left ear, and AU means "auris utra," which refers to both ears. Understanding these abbreviations is vital for effective and accurate communication within medical settings, particularly when it comes to visual health.