UA

• absorption unsharpness;

• ultra-audible;

• ultrasonic arteriography;

• umbilical artery;

• unauthorized absence;

• unicystic ameloblastoma;

• unit of analysis;

• unstable angina;

• upper airways;

• upper arm;

• uric acid;

• uridylic acid;

• urinalysis;

• urinary aldosterone;

• uronic acid;

• uterine activity;

• uterine aspiration