Enlarged Lymph Nodes in a Dog: Holly’s Story
Lymph nodes are part of the lymphatic system. So, by definition, they already are little nodules. Normally, however, you wouldn’t be able to feel them—only when they swell up. The job of lymph nodes is to work with the immune system. They form and store immune cells and filter harmful substances. The potential causes of lymph node enlargement include: Dental…