CNA abbreviation

A or Ax

axillary (armpit)

AROM

active range of motion

PROM

passive range of motion

AC

before meals

PC

after meals

Ad lib

at liberty/as desired

AM

morning

PM

afternoon and evening

B&B

bowel and bladder

BM

bowel movement

BKA

below the knee amputation

AKA

above the knee amputation

BP

blood pressure

TPR

temperature, pulse, respirations

BRP

bathroom privileges

c

with

s

without

cc

cubic centimeter

mL

mililiter

OZ

ounce

C/O

complains of

CMS

color, motion, sensitivity

CVA

cerebrovascular accident (stroke)

DAT

diet as tolerated

DNR

do not resuscitate

h/hr

hour

H2O

water

HOB

head of bed

HOH

hard of hearing

HS

bedtime/hour of sleep

Ht

hight

I&O

intake and output

MI

myocardial infarction (heart attack)

Na+

sodium

NKA

no known allergies

NPO

nothing by mouth

PO or O

oral or by mouth

O2

oxygen

OT

occupational therapy

PT

physical therapy

peri

perineal

PRN

as needed

R

rectal

Rt

right

SBA

stand by assist

SOB

shortness of breath

STAT

immediately

TC&DB

turn, cough and deep breath

Tx

treatment

Sx

symptoms

VS

vital signs

W/C or W/ch

wheelchair

WT

weight

BID

two times daily

TID

three times daily

QID

four times daily

Q

every

QD

everyday

QH

every hour

Q2H

every 2 hours

Q4H

every four hours

—→

greater than

←-

less than