B or B(circled)
Bilateral, bilaterally
B/S
Bedside
BE
Below elbow
bf
Black female
bid
Twice a day (bi daily)
biw
Twice a week (bi weekly)
BK
Below knee
BM
Bowel movement
bm
Black male
BMI
Body mass index
BOS
Base of support
BP
Blood pressure
bpm
Beats per minute or breaths per minute
BPPV
Benign paroxysmal positional vertigo
BRP
Bathroom privileges
BUN
Blood urea nitrogen
BWSTT
Body weight supported treadmill training