Pedunculated haemangiopericytoma attached to the thoracic aorta.
D001013:Aorta, Thoracic; D005260:Female; D006393:Hemangiopericytoma / Q000473:pathology*; D006801:Humans; D008875:Middle Aged; D013902:Radiography, Thoracic; D013899:Thoracic Neoplasms / Q000473:pathology*