Dr. Eva Singletary answers: 'Is sentinel node biopsy accurate for late-stage?' — -- Question: Is sentinel lymph node biopsy accurate if I have had chemotherapy before surgery? Answer: Sentinel ...

Surgically removing and evaluating an increasing number of lymph nodes does not appear to identify a greater number of patients with stage III colorectal cancer, according to a new report. Surgically ...

Increased lymph node retrieval did not identify more patients with late-stage colorectal cancer, according to retrospective study results. A number of organizations, including the American College of ...

A lymph node biopsy is a test that checks for disease in your lymph nodes. Lymph nodes are small, oval-shaped organs located in different parts of your body. They’re found close to internal organs ...

Lymph nodes are small glands that filter lymph, the clear fluid that circulates through the lymphatic system. During an infection, they accumulate bacteria or dead or diseased cells and may swell.