Treatment for Tree Lichen. While lichen on tree bark is harmless, some people find it not very pretty to look at and would like to learn how to kill tree lichen. One way is to gently scrub the bark of the tree with a soapy solution. Since lichen on tree bark is only lightly attached, it should come off easily.
Brodie's abscess is a disease of the bone observed most commonly in the long bones like the femur and the tibia. It is a form of osteomyelitis or bone infection and is considered a subacute form, as the symptoms differ from those observed in patients with acute osteomyelitis.
Abscess. An abscess is a tender, soft, swelling filled with pus, often surrounded by an area of skin coloured from pink to deep red. An abscess can be painful and warm to touch, and can appear anywhere on your body.s an abscess develops, it becomes a painful, soft, swelling that is red, warm to touch, and tender. As some abscesses progress, they may point and come to a head-so you can see the pus inside-and then spontaneously discharge (rupture). 1  Most abscesses will continue to get worse without care.