![a thick yellowish or greenish opaque liquid produced in infected tissue, consisting of dead white blood cells and bacteria with tissue debris and serum.](/uploads/5/7/1/7/57177541/1456524802.png)
Most abscesses form just under the skin or gums. Skin abscesses often occur in healthy individuals, but recurring abscesses may indicate diabetes or a weakened immune system. An abscess inside the body usually happens because of a medical condition like Infection in the liver.