Pus is made up of dead white blood cells, tissue debris, and bacteria from infections. Your immune system creates pus to fight infections. Pus can develop anywhere on your body during an infection.

Pus is a thick yellowish, whitish, or greenish fluid made up of dead white blood cells, dead tissues, and dead bacteria or fungi. Also called liquor puris or purulent exudate, it is produced as part ...

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If the site of the ingrown hair acquires an infection with Staphylococcus aureus, it can cause itchy bumps, pain, flushed skin, and pus. Staph infections come from a bacterium called Staphylococcus ...

Without proper treatment, tooth infections can spread to other areas of the body, leading to serious and potentially life threatening complications. A tooth infection, or a tooth abscess, is a ...

Cellulitis and skin abscesses are both due to bacterial infections. They may develop separately or together, and they need different treatments. Your skin is home to about 1,000 different species of ...

A serious staph infection that doesn‘t respond to antibiotic treatment can develop from any wound, including a spider bite. It is also possible to mistake MRSA infections for a spider bite at first.

Mark Gurarie is a writer covering health topics, technology, music, books, and culture. He also teaches health science and research writing at George Washington University's School of Medical and ...