After a negative to positive change in lung adenocarcinoma, a re-biopsy is necessary. The so-called biopsy is to remove the tissue specimen from the body by many ways, and then examined by the doctor.
Many lung tumor patients are positive after chest radiographs, CT, MRI or other examinations, imaging diagnosis, the accuracy rate can not reach 100%, moreover, it can not judge the nature of the tumor, therefore, it is necessary to biopsy to clarify the source and nature of the lesion.
For the current treatment of lung adenocarcinoma an important aspect is targeted therapy, biopsy can help to find drug-resistant targets, new mutation targets or to know whether there is a pathological type of transformation.
After puncture biopsy, it is necessary to pay attention to keep moderate rest, strengthen the nutrition of the body appropriately, pay attention to the wound cleaning, and do not be overly nervous.