The 22-year old has made just one appearance so far this season.
The 22-year old suffered the injury on international duty for England at the Under-21 European Championship, and found his pre-season preparation severely disrupted as a result.
The former Brentford loanee was expected to be a prominent member of the first-team squad at Spurs this season, but has made just one brief appearance and has been absent from the last three match-day squads.
Sky report that he will be unavailable for Wednesday’s League Cup clash with Arsenal as he continues to work with the Spurs medical team to fully correct the ankle issue.
Pritchard signed a new four-year deal recently – in what is an indication of the regard in which he is held at the club – and will be disappointed with the way his season has started.
The summer signings of Heung-Min Son and Clinton N’Jie have further increased the difficulty of breaking into an attacking midfield role at Spurs, and his disrupted pre-season will not have helped his cause.