Carotid. Carotid stenosis is a narrowing of the carotid. arteries, the two major arteries that carry oxygen. carotid artery disease, carotid stenosis is caused by. reduces blood flow to the brain.
For other people named Arthur Duncan, see Arthur Duncan (disambiguation). Arthur Duncan (born September 25, 1933 in Pasadena, California) is a tap dancer, known for his stint as a performer on The Lawrence Welk Show from 1964 to 1982, which made him the first African-American regular on a variety television program.
Michael Clarke Duncan. Michael Clarke Duncan (December 10, 1957 â September 3, 2012) was an American actor, best known for his breakout role as John Coffey in The Green Mile (1999), for which he was nominated for the Academy Award for Best Supporting Actor and various similar honors.