| A | B |
| opt/o, optic/o, ocul/o, ophthalm/o | eyes or vision |
| kerat/o, corne/o | transparent, outer layer of eye, cornea |
| cor/o, pupill/o | black circular portin of eye, pupil |
| ir/o | colored portion of the eye, iris |
| retin/o | converts images into electrical impulses, retina |
| blephar/o | eyelid, protects eye from foreign matter |
| conjunctiv/o | mucous membrane lining the eyelid and sclera, conjunctiva |
| scler/o | white of the eye, sclera |
| dacry/o | tear, tear duct |
| cataract | clouding of the lens of the eye |
| glaucoma | tunnel vision, loss of peripheral vision |
| strabismus | lazy eye, crossing of the eyes |
| astigmatism | unequal curvature of the cornea |
| hyperopia | farsightedness; most common after age 40 |
| myopia | nearsightedness; commonly detected in school age children |
| diplopia | double vision |
| monochromatism | color blindness |
| nyctalopia | night blindness |
| mono- | one |
| chromat/o | color |
| my/o | muscle |
| -opia | vision condition |
| dipl/o | two, double |
| -ism | condition |
| nyctal/o | night |
| cry/o | cold |
| -pexy | surgical fixation |
| cryoretinopexy | surgical fixation of the retina using extreme cold |
| photophobia | abnormal fear or sensitivty to light |
| phot/o | light |
| -phobia | fear of |
| aur/o, aur/i, ot/o | ear(s) |
| acous/o, audi/o | hearing |
| tympan/o | eardrum |
| cochle/o | snail-shaped portion that contains organ of hearing; cochle/o |
| otitis media | inflammation of middle ear |
| vertigo | dizziness, loss of balance |
| tinnitus | ringing, buzzing in ears |
| presbycusis | hearing loss |
| ad lib | as desired |
| ADL | activities of daily living |
| BR | bed rest |
| BRP | bathroom privileges |
| W/C, WC | wheel chair |
| PDR | Physician's Desk Reference |
| AMA | American Medical Association |
| CDC | Center for Disease Control |
| ENT | ears, nose, throat - otorhinolaryngologist |
| Kg | kilogram |
| L | liter |
| lb, # | pound |
| ml, mL | millilieter |
| OTC | over-the-counter |
| oz | ounce |
| DTaP | diphtheria-tetanus-acellular pertussis |
| HepA | hepatitis A vaccine |
| HepB | hepatitis B vaccine |
| Hib | Haemophilus influenza B vaccine |
| IPV | polio vaccine |
| MMR | measles, mumps, rubella |
| Tdap | tetanus-diphtheria-acellular pertussis |
| VAR | varicella |