However, very occasionally, swollen lymph nodes can be a sign of inflammation deeper inside the body, or more rarely, a sign of cancer, but in this case they are usually much larger than a pea.
Dave Coulier was shocked to learn he has stage 3 non-Hodgkin lymphoma. He opens up to PEOPLE exclusively about his diagnosis and how he has been leaning on family and humor through his cancer journey.
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.