ORIF
open reduction internal fixation
ortho
orthopedics
os
by mouth
OT
Occupational therapy
%
percent
+
plus
p
after
P
pulse
PAP
Pulmonary artery pressure
Pap
Papinicolaou’ ssmear (test)
pc
Aftr meals (postcibum)
pCO2
Partial pressure of carbondioxide
PE
Physical exam
Ped(s)
pediatrics
per
By or through
peri
perineal
PERRLA
Pupils equal ,round ,& reactive to light and accomodation
pH
Hydrogen ion concentration
PICC
peripherally
PID
Pelvic inflammatory disease
PKU
phenylketonuria
PM
Noon until midnight
PMI
Point of maximal impulse of the heart
po
By mouth (peros)