question: hi,  its shahida 28 years old from pakistan i have a problem of cevical lymph nodes enlargement almost more than 1 year  in last december i got some tsets and dignosis of tuberclusis by those and i take medcine of tb for 2 months and my lymph nodes squize abit but after few months those got enlarge in size again now my doc is asking me for a biopsy and i m worried that could it be a cancer?