O2
Oxygen
OBRA
Omnibus Budget Reconciliation Act
oint
ointment
OOB
out of bed
OS
mouth
*OS
left eye, occular sinistra
OSHA
Occupational Safety and Health Administration
OTC
over the counter
*OU
each eye
PA
physician's assistant
PAC
premature atrial contraction
Para
number of pregnancies
Path
pathology
PCP
patient care plan
PNS
peripheral nervous system
PP
postpartum (after delivery)
PPE
personal protective equipment
prn
when necessary, as needed
*qd
every day
q2h
every 2 hours
q3h
every 3 hours
*qid
four times a day
qol
quality of life
qt
quart
RHD
rheumatic heart disease
RLQ
right lower quadrant
RNA
ribonucleic acid
R/O
rule out
RO
reality orientation
RR
recovery room
RRT
registered respiratory therapist, registered radiologic technologist
RT
respiratory therapy/therapist
S
sacral
S & A
sugar and acetone
SCD
sequential compression device
SGOT, SGPT
transaminase test
SICU
surgical intensive care unit
SOS
if necessary
spt
spirits
SPN
student practical nurse
T & A
tonsillectomy and adenoidectomy
T,temp
temperature
TB
tuberculosis
TCDB
turn, cough, deep breathe
TIA
transient ischemic attack
TKR
total knee replacement
TD
telephone order
TPN
total parenteral nutrition
TPB
temperature, pulse, respiration
tr,tinct
tincture