Cysts, abscesses and lipomas all have one common feature: they cause a lump or bump on the skin. All three are very common and I literally remove a hundred or more lipomas and sebaceous cysts a year.

An infection in the deep neck space causes a retropharyngeal abscess. The condition can cause fatal airway obstruction, so doctors treat it as a medical emergency. A person’s symptoms can include ...

Spinal epidural abscess is an infection in the epidural space. Patients typically present with localized back or neck pain (or both) that is accompanied by fever or neurologic symptoms. Magnetic ...

A cyst is a sac or cavity that may be filled with pus, semi-solid material, or air. It doesn’t usually cause pain until it gets large. An abscess is a painful, red infection that’s filled with pus. A ...