According to WebMD, untreated ringworm infections can lead to blistering and cracked skin, which in turn can become infected with bacteria. Bacterial infections must be treated with antibiotics. In most cases, ringworm i... More »

If left untreated, hammertoes can become rigid, a condition that requires surgery to correct, explains the American Podiatric Medical Association. Surgical options to treat rigid hammertoes include joint resection and jo... More »

If bacterial pneumonia is not treated, the bacteria can enter the circulatory system, causing a widespread infection called sepsis. Viral pneumonia usually goes away on its own, but antiviral drugs are available to treat... More »

Some symptoms of titanium implants can be an autoimmune response or allergic reactions that can include inflammation, blistering and a rash around the implant site. These symptoms are possible in people who have a metal ... More »

Some symptoms of sun poisoning include blistering, swelling, redness of the skin and dehydration. Sun poisoning refers to a condition in which the sun's ultraviolet rays damage the skin, notes MedicineNet. More » Health Conditions & Diseases

Common side effects of radiation treatment include fatigue and skin changes, such as itching, dryness, peeling and blistering, according to the National Cancer Institute. Other side effects depend on the part of the body... More » Health Conditions & Diseases

Mild tinea fungal infections, known as ringworm, may be treated with over-the-counter anti-fungal medications, such as clotrimazole or terbinafine, when located on the body, the Centers for Disease Control and Prevention... More »