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Visual acuity with eye chart at Near 15.7 inches (400 mm) and without (sc: Latin sine correctore) correctors (spectacles); Ncc is with (cc: Latin cum correctore) correctors. See Visual_acuity#Legal_definitions: VA OS Left visual acuity VA OD Right visual acuity VDU Visual display unit VF Visual field VPS Variable prism stereoscope WD
Some of these abbreviations are best not used, as marked and explained here. Abbrev. [1] ... nil per os o.d., od, OD right eye. once a day (United Kingdom) oculus dexter
nil per os: nothing by mouth AMA style avoids use of this abbreviation (spell out "nothing by mouth") NS normal saline (0.9%) 1/2NS half-normal saline (0.45%) NTE not to exceed o 2, o 2 both eyes "O 2" usually means oxygen or oxygen therapy: o.d. omni die: every day (once daily) (preferred to "qd" in the UK [10]) o.d. oculus dexter: right eye
OD is an abbreviation for oculus dexter, Latin for right eye from the patient's point of view. Oculus means eye. OS is an abbreviation for oculus sinister, Latin for left eye from the patient's point of view. OU is an abbreviation for oculi uterque, Latin for both eyes. N.B.:
OD oculus dexter "the right eye" Used in vision correction prescriptions. Optometriae Doctor "Doctor of Optometry" OHSS Ossa hic sita sunt "here lie the bones" Used on sepulchers and gravestones. OS oculus sinister "the left eye" Used in vision correction prescriptions. OU oculus uterque "both eyes" Used in vision correction prescriptions. per ...
OS: left eye (from Latin oculus sinister) orthopedic surgery: overall survival OSA: obstructive sleep apnea: OSH: outside hospital Osm: osmolarity: Osteo: osteomyelitis: OT: occupational therapy: OTC: over-the-counter drug: OTD: out the door (discharged) OTPP: oriented to time, place, and person OTTR: Organ Transplant Tracking Record OU: both ...
Pronunciation follows convention outside the medical field, in which acronyms are generally pronounced as if they were a word (JAMA, SIDS), initialisms are generally pronounced as individual letters (DNA, SSRI), and abbreviations generally use the expansion (soln. = "solution", sup. = "superior").
OD or o.d., an abbreviation used in medical prescriptio; NHS for omne in die or "once daily" both meaning "take once every day" Doctor of Optometry (O.D.) Oculus dexter, ocular dexter, or ocularis dexter, meaning "right eye" in general ophthalmologic or optometric usage, particularly in eyeglass prescriptions