Lung aneurysm, light micrograph. The lumen of the blood vessel is occluded with a large thrombus orange. The vessel endothelium and muscle is largely ...

Royalty-Free Standard Commercial licenses are granted for worldwide, non-exclusive and perpetual use, unless specifically noted otherwise. All Royalty-Free transactions are final. The Royalty-Free Standard Commercial license has no limitations and covers up to 15 users.