Webthe cyst is constantly painful : A cyst that becomes painful may indicate inflammation or a transient infection. These can cause an increase in the internal pressure of the cyst, thereby causing localised pain. The inflammation or infection of a cyst are not. Webmay 4, 2022 · watch as dermatologist, dr. Timothy jochen, removes a huge chunk of cyst from our patient. A cyst is a sac of tissue that contains fluid, air, or other subst.