| A | B |
| acromegaly | Dim vision not due to a refractive disorder or lesion |
| anopia | Absence of an eye. |
| audiometry | Measurement of auditory acuity for various frequencies of sound waves. |
| blepharitis | Inflammation of the eyelid margins. |
| causalgia | Persistent, burning pain usually associated with injury to a limb. Also called neuropathic pain. |
| conjunctivitis | Inflammation of the conjuctiva |
| diplopia | Double vision. |
| emmetropia | Normal condition of the eyes; eyes with no refractive defects. |
| enucleation | Removal of the eyeball. |
| exophthalmos | Abnormal protrusion of the eyes. |
| hemianopsia | Defective vision affecting half of the visual field. |
| hyperalgesia | Heightened sensitivity to pain. |
| iridectomy | Surgical removal of part of the iris. |
| iritis | Inflammation of the iris. |
| keratisis | Inflammation of the cornea. |
| labyrinthectomy | Surgical removal of the labyrinth |
| labyrinthitis | Inflammation of the labyrinth. |
| Ménière’s disease | Inner ear disorder that causes ringing in the ears, increased sensitivity to sounds, dizziness, and hearing loss |
| neuralgia | Pain resulting from inflammation of a nerve or a group of nerves. |
| neuritis | Inflammation of a nerve. |
| nystagmus | Involuntary oscillation of the eyes. |
| otitis media | Inflammation of the middle ear. |
| pterygium | Abnormally thickened patch of conjunctiva that extends over part of the cornea. |
| retinitis pigmentosa | Inherited, progressive retinal sclerosis characterized by pigment deposits in the retina and by retinal atrophy |
| retinoblastoma | Inherited, highly alignant tumor arising from immature retinal cells. |
| tinnitus | Ringing or buzzing in the ears. |
| tympanoplasty | Bacterial disease of the eye that causes conjunctivitis, which may lead to blindness. |
| uveitis | Surgical reconstruction of the middle ear bones and the establishment of continuity from the eardrum to the oval window. |
| vertigo | Sensation of dizziness. |