Cocaine usually damages the mucosa of the septum and can cause a septal perforation.It is important to give full disclosure to your surgeon before undergoing surgery.
Most probably yes. the question is: use of cocaine PRIOR to a nose job or AFTER a nose job? In both cases, yes , use of cocaine is and will be detrimental to your nose (not to say about your overall health). it will compromise the healing process with risk of necrosis.