Your decision to quit smoking must be appreciated first. E cigarettes has its own side effects. If you are planning to quit there are other options like Nicotine Replacement Therapy. E cigarettes are not an option to help to quit smoking. Consultant a pulmonologist.

Vaping and e cigarettes have got there own side effects and after effects causing lung injury and consequently pnuemonitis and other lung disorders, hence cannot be considered as an option of replacement for cigarette smoking, to quit smoking there are other ways u can consult smoking cessation clinic and get advice in detail

Take a consultation with Pulmonologist for better evaluation and treatment

As per your reports, Pulmonary Tb is confirmed. Most probably, the mass lesion also may be due to Tb.pl consult Pulmonologist online with all the reports and treatment taken.

E- cigarettes are banned in India. However if you are planning to quit, you may try to cut down the daily number of cigarettes gradually. There are lots of benefits due to smoking cessation and its worth doing it.