P
Pulse
PACU
post anesthesia care unit
p.c.
after meals
PCO2
partial pressure of carbon dioxide, arterial
PE
physical exam / pulmonary embolus
PERRLA
Pupils Equal Round and Reactive to Light & Accomodation
PEG
percutaneous endoscopic gastrostomy
per
through, by
Periph.
peripheral
pH
used to express acidity and alkalinity
Phleb.
phlebitis
PI
present illness
PICC
Peripherally Inserted Central Catheter
PID
pelvic inflammatory disease
PIV
peripheral IV
PLT
platelet
p.m.
evening
PMH
past medical history
PND
paroxysmal nocturnal dyspnea
po
by mouth (per os)
PO2
partial pressure of oxygen, arterial
POC
point of care
POD
Post-op Day
pos/+
positive