CARLTON forward Charlie Curnow's horror injury run has deepened with the excitement machine to undergo surgery to repair another knee setback. 

Curnow suffered a fractured kneecap while completing his rehabilitation on the same knee that has haunted him for more than two seasons.

INDICATIVE DRAFT ORDER Your club's picks as they stand

He will undergo surgery on Wednesday. 

While the club was unable to put a timeframe on his return on Tuesday night, they suggested last year an injury of a similar nature would take at least 3-4 months to recover. 

02:44 Mins
Published on

'Jeez, I looked skinny': How Curnow put on size, was 'shocked' by AFL level

Carlton star Charlie Curnow on injury recovery and what it takes to build muscle mass

Published on

They are expected to be extra-cautious given Curnow's history.

It will throw his pre-season plans into chaos for a second consecutive season after three separate setbacks ruled him out for the entire 2020 campaign.  

TRADE TRACKER All the deals as they drop

The Blues had held high hopes for Curnow to bounce back strongly in 2021 after impressing at training in the latter stages of the Queensland hub in September. 

TURN IT ON

Listen to Trade Radio and keep up to date with all the latest news as it happens, plus follow our live blog

FROM 7am-7pm AEDT

The 23-year-old failed to play a game this year after being put on ice in April.  

After missing the back half of the 2019 season with a medial complaint, Curnow dislocated his knee while playing basketball with teammates Patrick Cripps and Zac Fisher in a social setting in October last year. 

WHO'S LEAVING? Your club's retirements and delistings

He then fractured his kneecap in November before scans in April revealed he had suffered a hairline stress response while completing his recovery. 

Blues co-captain Patrick Cripps is also recovering from shoulder surgery that is expected to delay his return to contact training in January.