Delighted world number one Novak Djokovic said he was back to his best after winning a third Madrid Open title on Sunday, defeating Stefanos Tsitsipas 6-3, 6-4.
Kyrgios added that he had been in communication with Tennis Australia chief executive Craig Tiley and United Cup tournament director Stephen Farrow about his injury.
Serbia's Novak Djokovic outclasses Russia's Andrey Rublev to set up a meeting with unseeded Tommy Paul in the semi-finals of the Australian Open on Wednesday.
Not that cash will be the motivator for world number one Novak Djokovic, Rafa Nadal, Dominic Thiem, Tsitsipas, Daniil Medvedev, Alexander Zverev and debutants Andrey Rublev and Diego Schwartzman when the tournament's 50th edition starts on Sunday.
Casper Ruud has become the first Norwegian to book a place in the season-ending ATP Finals, leaving one spot to be filled at the tournament in Turin, Italy later this month.
Eight-time Wimbledon champion Roger Federer, who turns 40 this year, takes on Frenchman Adrian Mannarino in round one.
Medvedev squandered a two-set lead against Nadal in their previous meeting in the Melbourne final in January, allowing the Spaniard to clinch his 21st Grand Slam title.
No clear favourite for Australian Open, says Djokovic
Team Europe's Nadal was scheduled to take on Team World's Nick Kyrgios in his singles clash before partnering Swiss Federer to face John Isner and Jack Sock.
The unseeded Indo-Canadian combine beat the Romanian-Dutch pairing of Tecau and Rojer 6-2, 3-6, 10-7 in a quarters
Djokovic has won the last three editions of Wimbledon in 2018, 2019 and last year
The Australian brought his extraordinary brand of improvised tennis theatre to the world's greatest tennis stage
Novak Djokovic produced a stunning performance to thrash Frances Tiafoe in his first match since winning Wimbledon in July to edge Team Europe ahead in the Laver Cup on Saturday.
Laslo Djere won his first ATP title at the Rio Open on Sunday and then captured the hearts of the Brazilian crowd with a victory speech dedicated to his parents, both of whom died from cancer.
'I've achieved some things that a lot of people thought it would be not possible for me to achieve. Everything is possible, and I did put myself in a good position to go for the Golden Slam. But, you know, I was in this position in 2016 as well. It ended up in a third-round loss in Wimbledon.'
Novak Djokovic has suffered more than his fair share of heartache against Rafael Nadal at the French Open but Sunday's final offers him a chance to dethrone the claycourt king.
Russia's Daniil Medvedev remarkably reached his ninth final of the season as he defeated Stefanos Tsitsipas 7-6(5), 7-5 at the Shanghai Masters on Saturday.
Stan Wawrinka outlasted Frances Tiafoe over three sets to set up an all-home quarter-final against compatriot and fellow veteran Roger Federer at the Swiss Indoors on Thursday. The 34-year-old Waewrinka, who won 6-3, 3-6, 7-5, will attempt to beat Federer for only the fourth time when they meet for their 27th clash on Friday in a dream tie for the Basel crowd.
Aussie Millman loves the support that he gets in Melbourne.
Nadal struggled with the problem in the build-up to the year's first Grand Slam
The Australian government cancelled Novak Djokovic's visa for a second time on Friday, saying the World No 1, unvaccinated for COVID-19, may pose a risk to the community.
Organisers played a wrong national anthem for Moldova ahead of their tie against Belgium in Sydney. Denis Shapovalov won the battle of the next generation against Greek Stefanos Tsitsipas to help Canada to an emphatic 3-0 victory in the inaugural ATP Cup men's team event in Brisbane on Friday.
World number one Novak Djokovic began his quest for a sixth title at the season-ending ATP Finals with a 7-6(4), 6-2 victory over Norway's Casper Ruud in their round robin encounter in Turin on Monday.
Roger Federer faced down local battler John Millman 4-6, 7-6(2), 6-4, 4-6, 7-6(8) in a five-set thriller on Friday night to reach the last 16 of the Australian Open. Defending champion Novak Djokovic thumped Japanese Yoshihito Nishioka 6-3, 6-2, 6-2 in the third round of the Australian Open on Friday to stay on course for a record-extending eighth title at Melbourne Park. Images from Day 5 of the 2020 Australian Open.
Pole says she feels much better prepared to handle the pressure of her latest career milestone.
Images from Day 9 of the 2020 French Open at Roland Garros, in Paris, on Monday.
Rafael Nadal set up an Italian Open semi-final with Stefanos Tsitsipas on Friday thanks to a 6-4, 6-0 win over Fernando Verdasco.
World number one Carlos Alcaraz retired injured against Holger Rune at the Paris Masters on Friday, sending his fellow 19-year-old through to the semi-finals, while Novak Djokovic and Felix Auger-Aliassime also sealed places in the last four.
Dominic Thiem and Stefanos Tsitsipas won their respective singles matches before Roger Federer and Alexander Zverev teamed up in the doubles to beat Jack Sock and Denis Shapovalov
The Spaniard's withdrawal means Medvedev will be top seed at the March 1-7 event, which also features top-10 players Stefanos Tsitsipas and Alexander Zverev.
Greek teenager Stefanos Tsitsipas secured the biggest win of his career when he sent Wimbledon champion Novak Djokovic packing in the third round of the Rogers Cup with a stunning 6-3, 6-7(5), 6-3 win on Thursday.
Tennis fans 12 years or older will be required to show proof of a COVID-19 vaccine in order to attend the US Open, tournament officials announced Friday, just three days before the main draw was set to begin.
Second seed Daniil Medvedev will launch his bid to win his first major title against veteran Frenchman Richard Gasquet.
Rafael Nadal beat new world number one Daniil Medvedev 6-3, 6-3 in a rematch of their Australian Open clash to storm into the final of the ATP 500 event in Acapulco on Friday.
It was a triumphant return to the tour for Djokovic
Ash Barty beat eighth seed Kiki Bertens of the Netherlands 6-3, 3-6, 7-6(7) in Beijing to seal her spot in the final of the China Open on Saturday.
Wildcard Jannik Sinner completed a dream run when he beat top-seeded Alex de Minaur to win the final of the Next Gen tournament for the season's best Under-21 players on Saturday.
Zverev won in four sets at Roland-Garros to send Alcaraz packing and reach the French Open semi-finals for a second straight year.
Tennis matches at the Ariake Tennis Park will begin from 3pm local time (0600 GMT) from Thursday, governing body International Tennis Federation said after requests from players who had struggled in the stifling weather.
Roger Federer claimed the 100th ATP title of his career by beating 20-year-old Greek Stefanos Tsitsipas 6-4, 6-4 in the final of the Dubai Duty Free Tennis Championships on Saturday.