Hello sir, My father age is 56 vo 30 year se smoking kar rhe hai daily 12 cigarette smoke krte hai aur 2010 e chest tuberculosis bhi ho gyi thyi un ka 1 year treatment chala aftet that vo smoking kr rhe hai 2 year phle un hai pneumonia ho gya tha firtis me treatment chala tha unka ct scan me bhi pneumonia aya tha aur sputum tests kiya tha vo bhi normal aya tha tb god bhi negative aya abhi un ka 6 me month phle un ka esr 56 aya tha Dr. ne kha tha aap ko infection aya un ko 2 month medicine dy thy ab esr norma aya hai 8 aya hai. Un ka esr to normal but jab smoking krte jab un ko sputum ata hai q ata hai sputum.