Adult non-Hodgkin lymphoma is a disease in which malignant (cancer) cells form in the lymph system. According to the National Cancer Institute:
Can be indolent or aggressive.
Age, gender, and a weakened immune system can affect the risk of adult non-Hodgkin lymphoma.
Signs and symptoms of adult non-Hodgkin lymphoma include swelling in the lymph nodes, fever, night sweats, weight loss, and fatigue.
Tests that examine the body and lymph system are used to help detect (find) and diagnose adult non-Hodgkin lymphoma.
Certain factors affect prognosis (chance of recovery) and treatment options.