Ganglion cysts may look like harmless bumps on the hands or joints, but they are actually small fluid-filled sacs connected to the joint itself. While online "popping" tricks may be tempting, treating ...
Medically reviewed by Susan Bard, MD Key Takeaways A pilonidal cyst is a painful lump located at the base of the spine at the top of the buttocks.Symptoms can include a painful lump, discharge, and ...