How detramental would it be to my health if i played soccer on a torne cartaledge?

i tore my cartalige in my foot and have been in a cast for a week, if i rest, and ice daily, also ware my cast often would it be a bad idea if i play soccer in 2 weeks jsut on my games if i tape up my foot. i have played on this for about a week not knowing and im not in to much pain. if i finish the last 3 games would i damage my foot even more, the miniscule peice is alredy broken off. shoudl i sugest physical theropy to my dr after 2 weeks of rest insted of 4?