Atletico were held to a 1-1 draw away to Betis in a game where Yannick Carrasco put them ahead after just five minutes only for Cristian Tello to equalise in the 20th minute of the game on Sunday.
The club published a communique on Wednesday explaining that after feeling a few problems in today's training session, Suarez underwent tests by the medical staff, who have confirmed the injury .
Atletico Madrid opened up a six-point lead over FC Barcelona and an eight-point advantage over Real Madrid at the top of La Liga after a hard-fought 2-1 win at home to Athletic Club Bilbao.
Atletico's lead at the top of La Liga cut to three points with a game in hand, when just two weeks ago it looked as if they were running away with the league.
Real Madrid's title hopes took a further blow on Saturday when they lost 2-1 at home to Levante to suffer their third home defeat of the campaign.