RA occurs when the body’s immune system mistakenly attacks the lining of the joints, causing stiffness, pain, and warmth. A 2019 review article states that RA affects the lymph nodes ...

Testicular cancer is a relatively rare form of cancer. It happens when cancerous cells develop in the testicles. Some of the common symptoms of testicular cancer include a hard lump in a testicle, ...

A lymph node biopsy is when a doctor checks and removes a small piece of tissue or sample of cells from one of your lymph nodes. The doctor sends this to the laboratory and a specialist doctor called ...