Blue
Purple
Yellow
Pink
Red
100

K

potassium

100

L

liter

100

O2

oxygen

100

OB

obstetrics

100

NPO

nothing by mouth

200

MRI

magnetic resonance imaging

200

N/V

nausea/vomiting

200

NB

newborn

200

NG

nasogastric

200

NS

normal saline

300

MS

multiple sclerosis

300

NKA

no known allergies

300

LLE

left lower extremity

300

LLL

left lower lobe

300

LLQ

left lower quadrant

400

IUD

intrauterine device

400

mg/dL

milligrams per deciliter

400

LUE

left upper extremity

400

MI

myocardial infarction

400

NSAID

nonsteroidal anti-inflammatory drug

500

LMP

last menstrual period

500

KUB

kidneys, ureters, bladder

500

mm Hg

millimeters of mercury

500

MM

mucous membrane

500

LUQ

left upper quadrant

M
e
n
u