| A | B |
|---|
| emmetropia | normal vision |
| myopia | near vision |
| hyperopia | far sighteness |
| Snellen Jaeger | eye charts |
| Blindness | 20/200 or less w/corrective lens |
| diplopia | double vision |
| keratitis | inflam of cornea |
| corneal ulcer | contacts too long, infection, prompt attention |
| blepharitis | dandruff of eyes, lids margins |
| hordeolum | aka sty oil gland on edge of eye |
| chalazion | cyst kind of like sty, but not painful |
| macular degeneration | breakdown or damage 2 macula |
| 2 types of macular degeneration | wet dry |
| dry macular | blurred vision during close work |
| wet | staight line appear, wavy letters look broken |
| peripheral vision ok, bulls eye blind | vision loss macular |
| glucoma | imbalance of production & drainage aqueous fluid |
| 2 classifications | open angle angle closure |
| open angle glucoma | most common - slow onset |
| angle closure glucoma | acute, immediate attention |
| cataracts | lens becomes opaque |
| causes of cataracts | age, exposure to ultrviolet light, diabetes, cortocsteriods |
| S & S of cataracts | halo around light, hard time reading, glaring lights |
| retinal detachment | hole or tear in retina |
| causes of retinal detachment | trauma, eye surgery, diabetic |
| pneumatic retinophy | 16 hrs recline, gas injected in to eye |
| enucleation | eye ball removal |
| vitamins essential for prevent cataracts | A and C |
