The radiological features that suggest a diagnosis of pulmonary artery sarcoma as opposed to pulmonary embolism

The radiological features that suggest a diagnosis of pulmonary artery sarcoma as opposed to pulmonary embolism are:

Irregular filling defect in the pulmonary artery

Gradual tapering of the contrast material at the margins of the filling defect

Nodular or lobulated surface of the filling defect

Enlargement of the affected pulmonary artery segment

Irregular filling defect in the pulmonary artery

Gradual tapering of the contrast material at the margins of the filling defect

Nodular or lobulated surface of the filling defect

Enlargement of the affected pulmonary artery segment