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 basketball star will miss the rest of the NBA season due to a deep vein thrombosis in his right shoulder. Nine years ago, the issue ended the career of perennial All-Star Chris Bosh.

The Spurs are signaling optimism, with a team source telling The Athletic that Wembanyama is expected to be fully healthy and ready at the start of training camp in October. Per the team source, Wembanyama had been experiencing low energy in recent weeks, which initially caused concern.