Borussia Mönchengladbach must miss out on Jens Castrop for several months due to surgery. The 23-year-old midfielder will undergo surgery in the coming days and will be out for several months. Castrop suffered a shoulder injury in the test match against FC Rottach-Egern (15:0) on Wednesday and returned to Mönchengladbach on Thursday. «The further diagnostics have shown that an operation is necessary», the club announced. «This is a bitter news for all of us», said the sports director Rouven Schröder. The South Korean World Cup participant Castrop is already the third Gladbach player to fall out with an injury at the start of the season, after Juchym Konoplja (inner band tear) and Fabio Chiarodia (muscle tear). Currently, Fabio Chiarodia and Yukhym Konoplya are also injured. Borussia Mönchengladbach currently ranks 12th in the Bundesliga, has scored 42 goals and conceded 53 (-11 goal difference). The title holder Bayern München is 51 points ahead. In the last five games, Borussia Mönchengladbach has achieved three wins and two losses (WWWLL). In the last match, Borussia Mönchengladbach defeated 1899 Hoffenheim 4:0 (2026-05-16).