Edin Dzeko scored a stunning volley in the 89th minute to inspire Roma to a 1-0 win away at Torino.
Stefano Sorrentino expressed his thanks to Cristiano Ronaldo, who wished the Chievo goalkeeper a speedy recovery from injury.
Inter boss Luciano Spalletti refused to panic despite his new-look side slipping to a disappointing defeat away at Sassuolo.
Domenico Berardi's first-half penalty got Sassuolo off to a fine start in Serie A as they registered a hard-earned win over Inter.
Chievo goalkeeper Stefano Sorrentino collided with Cristiano Ronaldo's thigh in the closing stages of Juventus' 3-2 victory.
After making his Juventus debut, Cristiano Ronaldo took to Twitter to share his reaction to the result.