There has been a sharp rise in cases across the Premier League since the summer break, with players having jetted around Europe as they made the most of their short period of downtime.
As well as disrupting Lampard’s plans, the quarantine of Mount and Abraham causes problems for England manager Gareth Southgate with the pair having been named in his UEFA Nations League squad.
The Three Lions are due to face Iceland and Denmark at the start of September, although the participation of the Chelsea pair is now in doubt.
Meanwhile, the was some good news for Chelsea after they completed the signing of Ben Chilwell from Leicester City on Wednesday.
source: express.co.uk