A
alcoholics anonymous
AA
barium enema
BE
with
c
emergency department
ED
hour
h
before meals
a.c.
twice a day
carcinoma (cancer)
CA, ca
emergency room
ER
hour of sleep (bedtime)
h.s.
right ear
AD, a.d.
blood pressure
BP
capsule
cap.
fracture
height
Ht., ht
freely, as often as desired
ad lib
bedrest
BR
discontinue
disc, DC, d.c.
gram
g, gm
history
Hx
morning
am, AM
bathroom privilages
BRP
don not resuscitate
DNR
drop, drops
gt, gtt
H & P