UA
Urinanalysis
UBW
Usual body weight
URI
Upper respiratory infection
US
Ultrasound
USA
Unstable angina
UTI
Urinary tract infection
v. fib.
Ventricular fibrillation
v. tach.
Ventricular tachycardia
VC
Vital capacity
VD
Veneral disease
VS
Vital signs
VSS
Vital signs stable
WBC
White blood count
WDWN
Well developed, well nourished
WNL
Within normal limits
U.O.
Urinary output