Tag: Benign swelling

Did you know that a hydrocele is one of the most common examples of a transilluminant swelling, routinely encountered in newborns and adults? This fluid-filled sac around a testicle perfectly demonstrates the medical principle of transillumination, which uses light to differentiate between fluid and solid masses.

Overwhelmingly, swollen lymph nodes are the body's natural and temporary response to infection. Knowing **when should you not worry about lymph nodes** is key to understanding your own health and preventing unnecessary anxiety, as these small immune filters are simply doing their job.