Ganglion cysts are harmless, fluid-filled bumps that often occur near joints and tendons, such as those in the hands and feet. Often, the only symptom is a noticeable lump. However, ganglion cysts ...

Flat, red spots appear around three to five days after symptoms begin, usually starting at the hairline on the face before spreading downward to the neck, trunk, arms, legs, and feet. Ear ...