The smallest letters one can see on a Snellen Chart determines this.
What is Visual Acuity (VA)?
100
This is deterioration of the macula that causes loss of central vision.
What is Age-related Macular Degeneration (AMD/ARMD)?
100
As needed.
What is prn?
100
This lens replaces the eye's natural lens when it is removed during cataract surgery.
What is an IOL (Intra-ocular lens)?
100
SCL refers to this.
What is soft contact lens?
200
"Everyone wants me to buy their glasses online ... and no one wants to pay for me. They need me to tell where to put the OC!"
What is Pupillary Distance (PD)?
200
Primary open-angle glaucoma, "the silent thief of sight," can cause damage to the optic nerve and irreversible blindness. It is commonly referred to by this abbreviation.
What is POAG?
200
Everyday, twice a day, three times a day, four times a day.
What is qd, bid, tid, qid?
200
This type of exam uses an instrument that provides a magnified view of the eye to check for disease and is part of a routine eye exam.
What is a Slit Lamp Exam (SLE)?
200
These, DW and EW, refer to a contact lens modality.
What is Daily Wear and Extended Wear?
300
We see many of these extraneous pieces of matter when people don't wear their safety glasses.
What is a Foreign Body (FB)?
300
Flashes, floaters, and a visual curtain can all be symptoms of this.
What is a Retinal Detachment (RD)?
300
Every 4 hours.
What is q4h?
300
This circular area in the inside of the eye where the optic nerve connects to the retina is also called the optic disc.
What is the Optic Nerve Head (ONH)?
300
These lenses are stiff, transmit oxygen, and last longer than soft contact lenses.
What are RGP (Rigid Gas Permeable) lenses?
400
Some patients must have this lengthy test done in order to renew their driver's license.
What is a Visual Field (VF)?
400
This is a medical condition in which damage occurs to the retina due to diabetes mellitus.
What is Diabetic Retinopathy (DR)?
400
Every night at bedtime.
What is qhs?
400
The abbreviation for binocular indirect ophthalmoscopy.
What is BIO?
400
These common terms are often abbreviated as BC, Sph, Cyl, and Diam.
What is Base Curve, Sphere, Cylinder, and Diameter?
500
The doctor will check this ratio and this pressure on a glaucoma patient.
What is C/D and IOP?
Cup-Disc Ratio and Intra-ocular Pressure
500
These are three common types of "a clouding of the eye's natural lens," typically as one becomes older.
What is Nuclear Sclerotic Cataract (NSC), Posterior Sub-Capsular Cataract (PSC), and Cortical Cataract?
500
Ointment and drops.
What is ung and gtts?
500
The shortened version of this term is a technique in which the doctor uses a retinoscope to perform an objective refraction.
What is Ret?
Retinoscopy.
500
Contact lens associated red eye, an inflamatory reaction of the cornea and conjunctiva associated with overnight contact lens wear is also referred to as this.