Medical abbreviations L - O




PLEASE CHOOSE A LETTER:



L

L
left

LAD
left axis deviation or left anterior descending

LAE
left atrial enlargement

LAHB
left anterior hemiblock

LAP
left atrial pressure or leukocyte alkaline phosphatase

LBBB
left bundle branch block

LDH
lactate dehydrogenase

LE
lupus erythematosus

LIH
left inguinal hernia

LLL
left lower lobe

LMP
last menstrual period

LNMP
last normal menstrual period

LOC
loss of consciousness or level of consciousness

LP
lumbar puncture

LPN
licensed practical nurse

LUL
left upper quadrant

LV
left ventricle

LVEDP
left ventricular end diastolic pressure

LVH
left ventricular hypertrophy

M

MAO
monoamine oxidase

MAP
mean arterial pressure

MAST
medical antishock trousers

MBT
maternal blood type

MCH
mean cell hemoglobin

MCHC
mean cell hemoglobin concentration

MCV
mean cell volume

MI
myocardial infarction or mitral insufficiency

mL
milliliter

MLE
midline episiotomy

MMEF
maximal mid expiratory flow

mmol
millimole

MMR
measles, mumps, rubella

MRI
magnetic resonance imaging

MRSA
methicillin resistant staph aureus

MS
multiple sclerosis or mitral stenosis, or morphine sulfate

MSSA
methicillin-sensitive staph aureus

MVA
motor vehicle accident

MVI
multivitamin injection

MVV
maximum voluntary ventilation

N

NAD
no active disease

NAS
no added salt

NCV
nerve conduction velocity

NED
no evidence of recurrent disease

ng
nanogram

NG
nasogastric

NIDDM
non-insulin dependent diabetes mellitus

NKA
no known allergies

NKDA
no known drug allergies

NMR
nuclear magnetic resonance

NPO
nothing by mouth

NRM
no regular medications

NSAID
non-steroidal anti- inflammatory drugs

NSR
normal sinus rhythm

NT
nasotracheal

O

OB
obstetrics

OCG
oral cholecystogram

OD
overdose or right eye

OM
otitis media

OOB
out of bed

OPV
oral polio vaccine

OR
operating room

OS
left eye

OU
both eyes