Word Roots
Prefixes
Abbreviations
100

therm

heat

100

hyper

above, excessive, increased

100

ASAP

as soon as possible

200

seps

infection

200

brady

slow

200

N/V

nausea & vomiting
300

sten

narrowed

300

retro

behind

300

NKA

no known allergies

400

cephal

head

400

meso

middle

400

NPO

nothing by mouth, nothing per os

500

py

pus

500

ex / extra

outside of

500

S/S or sx

signs & symptoms or symptoms
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