People cannot feel mediastinal lymph nodes, but they can be seen in imaging studies such as a CT scan or positron emission tomography (PET) scan. Checking mediastinal lymph nodes is essential to ...

Intraoperative frozen biopsy and sentinel lymph nodes technique have not shown sufficient accuracy to avoid extended lymphadenectomy, due to the significant rates of skip lymphatic metastasis.

This is called a wide local excision. They might also recommend you have tests: to check your lymph nodes on the melanoma to look for gene changes (mutations) If you have a wide local excision for an ...

in which a few lymph nodes in the armpit are removed to check for spreading cancer. Removing lymph nodes can cause lasting pain and arm swelling, so research is underway to determine when it can ...

Researchers have developed lab-generated lymph node–like organoids that, when transplanted into mice in place of lymph nodes that have been removed, drain fluid and connect to the animals’ original ...