Tuberculosis (TB) primarily affects the lungs. However, TB-causing bacteria can lead to pus collecting in the tissues. This is known as an abscess. Mycobacterium tuberculosis (M. tuberculosis) is the ...

A skin abscess or boil is a bump on or below the skin’s surface. It may look like a pimple but larger and deeper under the skin. Abscesses usually contain pus or clear fluid and can appear anywhere on ...