Prefixes
Combining Forms
Procedural/Surgical
Suffixes
Acronyms
Conditions/
Disease
100

oligo-

scant/little

100

Narco/o

sleep / numbness

100

-ectomy

surgical removal / excision

100

CNS

Central Nervous System

100

Hypoxia

diminished availability of oxygen to the body tissues

200

poly-

many/excessive

200

Necr/o

death / dying

200

-lysis

separation / breakdown / destruction

200

PNS

Peripheral Nervous System

200

Hepatomegaly

enlargement of the liver

300

ex- / exo-

without / out of / outside / away from

300

Hem/o or (Hemat/o)

blood

300

-centesis

surgical puncture to remove fluid or gas

300

Sx

Surgery

300

Epistaxis

bleeding from the nose

400

endo-

within / inside

400

Hepat/o

liver

400

-tomy

cutting into / inscision

400

IV

Intravenous

400

Bradycardia

slowness of the heartbeat, in dogs and cats to less than 60 beats per minute

500

intra-

within

500

Cardi/o

heart

500

-stomy

surgically created (new) opening

500

Dx

Diagnosis

500

Coprophagia

ingestion of dung or feces