JCAHO
joint commission on the accreditation of healthcare organizations
JVD
jugular venous distention
KCL
potassium chloride
K+
potassium
KVO
keep vein open
L&D
labor and delivery
lac
laceration
LAD
left anterior descending; left axis deviation
LBBB
left bundle branch block
Lab
laboratory
LAE
left atrial englargement
LAFB
left anterior fascicular block
LBP
low back pain
lbs
pounds
lca
left coronary artery