Borussia Dortmund's Sébastien Haller thankful for overwhelming support, promises to come back even stronger

• Sébastien Haller will not feature for Borussia Dortmund for an indefinite period after being diagnosed with a testicular tumour
• Former teammates of Sébastien Haller have extended their well wishes to the Borussia Dortmund striker
• Borussia Dortmund's Sébastien Haller is thankful for the support he's received and has promised a strong return

Sébastien Haller isn’t letting his recent diagnosis get him down.

The Borussia Dortmund striker pulled out of pre-season training after complaining that he was feeling unwell. After undergoing further tests, he was diagnosed with a testicular tumour.

The Ivory Coast international has now opened up about the news and promised to come back stronger, The Mirror reported.

"Thank you all for your many messages of support and affection since yesterday's announcement. My family and I thank you. I will now focus on my recovery to come back stronger," he said.

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Messages of support have been pouring in for the striker since his diagnosis was made public.

Haller’s former West Ham United teammate, Declan Rice was one of the players to send well wishes to him, as did former Ajax Amsterdam coach, Erik ten Hag.

The current Manchester United coach, who is currently in Melbourne for the team’s pre-season tour, described the news as horrible, the club’s website reported.

“To hear such news is devastating. My thoughts are with him and with his family and I hope he will recover quickly,” ten Hag said.

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The forward will soon undergo surgery to remove a testicular tumour.

The club confirmed that Richter will be out indefinitely after a urological exam revealed that he had a testicular tumour, Bulinews reported.

Borussia Dortmund and Sébastien Haller suffer major setback after striker is ruled out indefinitely

Sébastien Haller’s and Borussia Dortmund have suffered a major blow ahead of the new season.

The Bundesliga side will be without their new striker, Haller, after the player was ruled out for an indefinite period.

The Ivory Coast international travelled back to Germany from Switzerland to undergo medical tests after he reported that he was feeling unwell. It was then discovered that he had a testicular tumour.