title: Posterior descending artery origin from the left anterior descending: an unusual coronary artery variant.
abstract: We recently observed the unusual origin of the posterior descending from the left anterior descending coronary artery in three patients undergoing coronary angiography. These three cases are presented and the clinical implications of this variation are discussed.
mesh_terms: D000368:Aged; D000792:Angiography; D001158:Arteries / Q000033:anatomy & histology*; D017023:Coronary Angiography; D001026:Coronary Artery Bypass; D003327:Coronary Disease / Q000175:diagnosis / Q000601:surgery; D003331:Coronary Vessels / Q000033:anatomy & histology*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged