Medical Terminology Simplified

Additional Medical Terms • CHAPTER 11 525525

ABBREVIATIONS

This section introduces abbreviations related to the eyes and ears and their meanings.

Abbreviation Meaning Abbreviation Meaning

Eyes

ARMD, AMD age-related macular degeneration LASIK laser-assisted in situ keratomileusis

ECCE extracapsular cataract extraction O.D. Doctor of Optometry

IOL intraocular lens RK radial keratotomy

IOP intraocular pressure VA visual acuity

Ears

AC air conduction NIHL noise-induced hearing loss

BC bone conduction OM otitis media

ENT ear, nose, and throat PE physical examination; pulmonary

embolism; pressure-equalizing

(tube)

IVFA intravenous f luorescein URI upper respiratory infection

angiography

ADDITIONAL MEDICAL TERMS

The following are additional terms related to the eyes and ears. Recognizing and learning these terms will help you
understand the connection between a pathological condition, its diagnosis, and the rationale behind the method of
treatment selected for a particular disorder.

Diseases and Conditions

Eye

Congenital deficiency in color perception; also called color blindness

Achromatopsia is more common in men.

Defective curvature of the cornea and lens, which causes light rays to focus unevenly

over the retina rather than being focused on a single point, resulting in a distorted

image (See Fig. 11–2.)

achromatopsia

ă-krō-mă-TŎP-sē-ă

a-: without, not

chromat: color

-opsia: vision

astigmatism (Ast)

ă-STĬG-mă-tĭzm

a-: without, not

stigmat: point, mark

-ism: condition