Stent placement or biliarybypass to relieve blockage of the bile duct may be done before surgery to relieve jaundice.

The procedure was first done in 1977 in Switzerland to relieve blockage in a single coronary artery.

San Francisco Giants Manager Roger Craig, troubled by chest pains, was admitted yesterday to Stanford Hospital in Palo Alto, Calif., where he underwent an angioplasty to relieve blockage in his coronary arteries.

(BLOOMBERG NEWS) Successful Surgery for Enron Executive's Lawyer The lead lawyer for Kenneth L. Lay, the founder of the Enron Corporation, had a stent implanted in his carotid artery to relieve blockage yesterday and was expected to make a full recovery, his doctor said in a statement.

The operation, a trans-urethral resection, is being done to relieve blockage caused by an enlarged prostate gland.

Radiation therapy may be used to relieve pain or blockage by shrinking the tumor for palliation of incurable disease.

Sometimes it is to instruct, as in his American Heart Association talk to women when he described the operation he performed on the actress Marlene Dietrich to relieve blockage of arteries in her legs.

San Francisco Giants manager ROGER CRAIG was resting comfortably yesterday after undergoing an angioplasty Friday to relieve blockage in his coronary arteries, team officials said.