Arnaldi, the world No104, had strung together a fairytale run to the final four that included victories over seeds Talon Griekspoor and Frances Tiafoe, as well as 2021 finalist Stefanos Tsitsipas, but he was forced to withdraw 20 minutes before walking onto court after suffering a virus.
French Open: Alexander Zverev to face Flavio Cobolli in final after stunning withdrawal
