Inflammation or Infection of a Finger, Hand, or Wrist
Infection can develop after an
injury or wound to the skin, such as a cat or human bite or a sting, a tattoo
or piercing, or other skin problems. Signs of infection may include:
Increased pain, swelling, redness, or warmth
around the affected area.
Red streaks extending from the affected
Drainage of pus from the area.
nodes in the armpit or neck.
Inflammation develops as a normal
protective response of the immune system when body tissue is irritated. When
tissue is irritated, the immune system increases blood flow to the area. This
causes localized swelling, warmth, and redness. The swelling may put pressure
on nerve endings which may cause pain in the area. Inflammation may occur in
joints or extremities. Inflammation may occur with overuse of a body area or
with minor injuries. Symptoms of inflammation may be present in conditions such
Pain, redness, and swelling
that occur with red streaking, heat, fever, or drainage of pus can be caused
by an infection. An infection often causes tenderness to the touch or pain with
movement at the site of the infection. The redness and swelling of an infection
often "spreads" and tends to move toward the center of the body.
Infections can occur without an injury, but most infections develop when
bacteria enter the cut, punctured, or scraped skin after an injury.
Types of infection that might affect the fingers, hand, or wrist