Lampard limped off after 36 minutes of the Blues' goalless draw at Norwich on Saturday.
The midfielder is expected to travel to Mallorca where Chelsea are preparing for Saturday's fourth-round tie with some warm-weather training.
Manchester United's teenage striker Marcus Rashford scored on his senior England debut against Australia at the Stadium of Light.
Real Madrid take on neighbours Atletico in the Champions League final on Saturday night.
Real Madrid face neighbours Atletico in the Champions League final on Saturday looking to secure their 11th European crown.
Manchester United sacked Louis van Gaal as manager this week, with the team's style of play under the Dutchman reportedly key to the decision.
Jose Mourinho has been named as Manchester United's new manager - an appointment that unites a man whose handling of
The rivalry between Jose Mourinho and Pep Guardiola will be renewed next season, with the pair taking charge of the