calculated artery wall thickness measurement artery tunica media measurement artery tunica media thickness 2013-01-15T11:34:35Z A calculated measurement of the average width of the tunica media, the middle layer of the arterial wall. Can be calculated using the media area and the length of the internal elastic lamina. CMO:0001413 JSmith VT:0002191 VT:0010641 VT:0010643 arterial tunica media width artery tunica media width clinical_measurement_ontology media width (MW) of artery