Injury NewsMirror FootballUnverified source· 8 Sept 2026
Dortmund's Karetsas Hospitalized After Collapse
The 18-year-old went down unchallenged and was stretchered off in a Champions League game.
K. Karetsas
player
Player
Konstantinos Karetsas
Injury
Circulation problem
Club
Borussia Dortmund
Age
18
What happened. Karetsas collapsed during Dortmund's Champions League match against Villarreal and was taken to hospital after being stretchered off.
- He went down without a challenge and raised his arm for treatment.
- Dortmund confirmed he is doing as well as can be expected.
- He joined from Genk in the summer and was making his fifth appearance.
“Konstantinos Karetsas had to leave the pitch in the game against Villarreal due to circulation problems. Kosta is doing as well as can be expected given the circumstances.”
— Borussia Dortmund statement
The club's update suggests the situation is stable, but further monitoring is likely.
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