Unilateral absence of the left pulmonary artery associated with coronary-to-bronchial artery anastomosis

Unilateral absence of the pulmonary artery and bronchial-to-coronary-artery anastomosis are rarely described congenital vascular anomalies. The author s report a case of a 49-year-old female presenting with both anomalies. The presenting symptoms and pertinent diagnostic imaging are described, includ ing conventional radiographs, angiography, computed tomography, and magneti c resonance imaging, and the therapeutic options available are discussed.