In a tweet, the team confirmed the Italian was "stable and conscious", and indicated that he would be undergoing surgery shortly.
The 37-year-old joined the team last year following a four-year spell with AG2R Mondiale.
BinckBank Tour
De Plus takes BinckBank GC as Naesen wins final stage
18/08/2019 AT 14:47

Sam Bennett wins Stage 1 of the BinckBank Tour