List of diseases that include swollen lymph nodes as a symptom. Any major, well-known medical conditions associated with swollen lymph nodes are included below, listed alphabetically with photos when available. Any maladies, sicknesses or illnesses with swollen lymph nodes as a symptom can be seen below. For any real, further diagnosis of something you feel you might have, please consult a doctor. This list includes information about each disease, such as what risks are associated with it. Illnesses here include everything from Thyroid cancer to Acute lymphoblastic leukemia.This list answers the questions, "What risks are associated with swollen lymph nodes?" and "What disease can I have if I have swollen lymph nodes?"