“Studies suggest that the overall survival rates in kidney, liver, lung, and heart transplant patients using marijuana are equivalent to non-users. Transplant teams should not de facto exclude marijuana users from transplant listing but instead holistically evaluate a patient’s candidacy, integrating meaningful medical, psychiatric, and social variables into the complex decision-making process.”  https://www.ncbi.nlm.nih.gov/pubmed/29075929

https://link.springer.com/article/10.1007%2Fs11920-017-0843-1