I Have A Wound U Just Came Home From A

i have a wound u just came home from a deep, 27 cm long wound being stiched up during surgery. Wut will go wrong with my healing process if I begin to use meth again. I was using a whole lot as of like a day ago so Im wondering woukd it do me more bad than good considering I am very immune to it and feel withdrawls coming on. please answer my question as timely as possible due to the fact I am very ancy but my girlfriend is telling me not to. my email is