Christensen has gone from strength to strength under the German head coach, but doubts remain over the future of the defender.
Chelsea are currently sitting at the top of the Premier League table, having accumulated 26 points from 11 games.
With his current contract running out at the end of the season, Christensen insists that he is not in a “bad situation” with the club.
Tuchel confirmed the trio he was not able to call upon at late notice were Cesar Azpilicueta, Ruben Loftus-Cheek and Andreas Christensen.
The Danish international has become an important player under Tuchel, as Chelsea continue to build on their positive start to the season.
The Chelsea Academy graduate scored the opener in the 4-0 win against Malmo in the Champions League, volleying home Thiago Silva’s cross.
Chelsea are yet to concede a goal in the new Premier League season and Andreas Christensen has played a crucial role in maintaining the defensive stability.
Denmark beat Russia 4-1 at Copenhagen on Monday night to qualify for the last 16 of Euro 2020 from Group B behind Belgium as the runner-ups.
Eriksen is Denmark's most active capped player with 108 caps as well as the team's top goalscorer with 36 goals.
The Danish international spoke highly of his former teammate ahead of Hazard’s return to Stamford Bridge.