Abbreviations
Root Words
Prefixes
Suffixes
Words
100

STAT

Immediately

100

Aden

Gland

100

brady

slow

100

algia

Pain

100

hepatomegaly

abnormally enlarged liver

200

PRN

As needed

200

Entero

Intestines

200

Tachy

fast

200

osis

condition of

200

Pulmonologist

Lung specialist

300

Ambu

Ambulate, walk

300

Chol

Bile

300

Pro

Before, forward

300

sclerosis

hardening of

300

Arterosclerosis

hardening of the arteries

400

DNR

Do not resuscitate 

400

lith

stone

400

Sub

below

400

otomy

cutting into

400

Nephrectomy

Surgical removal of kidney

500

EEG

Electroencephalogram

500

Pneum

lung

500

Intra

within

500

spasm

sudden contraction

500

Thoracentesis

Surgical puncture to the chest