Tuberculosis (TB) patients, who smoke, have much higher mortality rate compared to non-smokers. However, on quitting, their risk reduces substantially.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/tb-patients-who-smoke-have-high-mortality-rate-expert
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/tribune-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/himachal-pradesh
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tuberculosis-tb
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/infectious-diseases
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/smoking
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health