While it's unclear where Wembanyama's clot is located in the shoulder, deep vein thrombosis (DVT) occurs when a blood clot (thrombus) forms in one or more of the deep veins in the body:

The Spurs phenom suffered a season-ending injury. A physician explains what deep vein thrombosis is, its causes and treatment, and Wembanyama's likely prognosis.

The San Antonio Spurs star player Victor Wembanyama has been diagnosed with deep vein thrombosis and a blood clot in his right shoulder, causing his NBA season to be cut short, the team announced. The condition can be life-threatening if the clot breaks off and makes its way to the lungs.