Combining Forms
Prefixes
Acronyms
Suffixes
Full Terms
100

Pulmon/o

Lung

100

A-, an-

without or absence of

100

ABGs

Arterial blood gasses 

100

-pexy 

surgical fixation 

100

Hemothorax

Blood in the chest

200

Alveol/o

Alveolus

200
pan- 

all, total 

200

CXR

Chest X-Ray

200

-algia

 Pain

200

Diaphragmatocele

hernia of the diaphragm

300

Thorac/o

Chest

300

Eu-

normal, good
300

CF

Cystic Fibrosis 

300

-rrhagia

rapid flow of blood

300

Atelectasis

Incomplete dilation

400

Rhin/o

Nose

400

Poly-

many,much

400

URI

upper respiratory infection 

400

-pnea 

breathing 

400

Pleurodesis

Fusion of the pleura

500

Somn/o

Sleep

500

Tachy-

fast, rapid

500

ARDS

Adult Respiratory Distress Syndrome 

500

-stomy 

creation of an artificial opening 

500

Thoracentesis

Surgical puncture (to aspirate fluid) of the chest cavity

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