Jannik Sinner has solid doubt over whether or not he'll play his subsequent match on the Madrid Open. The high seed raised fears on Monday evening when he suffered with a hip subject throughout his win over Pavel Kotov. After making a last-minute choice to take to the courtroom on Tuesday, he beat world No. 17 Karen Khachanov. But he nonetheless is not within the clear with the hip damage and is not sure over whether or not he can compete once more on Thursday.

There had been issues that Sinner may pull out of the Madrid Open earlier than dealing with Khachanov. The Italian wanted painkillers throughout his match towards Kotov and was seen stretching out his hip. After profitable, he did not know whether or not he'd be prepared for the following spherical.

But lower than 24 hours later, he managed to take to the courtroom once more for his last-16 contest with Khachanov, coming via 5-7 6-3 6-3. It was a last-minute choice for Sinner, who practised at 12.30pm native time earlier than his match began at round 4pm.

"I decided after the warm-up today that I might be able to play. In my mind I knew that I would struggle a little bit but I also accept this on the court," he mentioned after the match. "For me, it was just trying to enjoy also the moment because if I don’t enjoy playing tennis it’s tough. So if I can make it where I can say I can enjoy the match, I play. If not it’s better to not play."

But Sinner made it clear that he hadn't decided on enjoying his quarter-final match on Thursday, even when he felt that he was able to face Khachanov. He added: "About the decision on Thursday, I will take [it] tomorrow I guess. Now I cannot say."

The Australian Open champion confirmed that he and his group did not know whether or not taking to the courtroom may have aggravated the hip damage however he's hoping that issues will proceed to progress after placing within the work along with his physio after Monday evening's match.

The 22-year-old continued: "We’ve done a lot of work after the match, it was a longer night, also in the morning we’ve done some work so I think we saw this today on court that I was moving a little bit better. I still felt it, yes, but the most important part is try to not get worse. In this moment and in this case let’s see how I feel tomorrow, if I’m practising or not, and then after tomorrow hopefully I will be ready."