It may affect a single joint. Gout is another form of arthritis that typically produces a very painful, red, swollen joint.

There are many possible causes of red, discolored spots on the feet. Injuries, insect bites, irritation, and infections can all affect the skin on this part of the body, causing red dots on the feet.

4. Bedbug Bites Symptoms: Red, swollen areas with dark red centers, often in lines or clusters on exposed skin like hands, neck, or feet. Treatment: - Wash the bites with soap and water.

Turf toe causes swelling, discoloration ... and purine-rich foods such as organ meat and red meat. Medications such as diuretics and cyclosporine can also increase your risk of gout, per The ...