Pelvic inflammatory disease (PID) is an infection of the
fallopian tubes, uterus, or ovaries. Most girls develop PID as a
result of sexually transmitted diseases (STDs), such as
chlamydia or gonorrhea. In the United States, each year more
than 750,000 women will develop PID. Most of those infected will
be teenagers and young women. Girls with multiple partners and
those who don't use condoms are most likely to get STDs and are
at risk for PID. If PID goes untreated, it can lead to internal
scarring that can result in chronic pelvic pain, infertility, or
an ectopic pregnancy. What Are the Symptoms of PID? PID can
cause severe symptoms or very mild to no symptoms. Girls who do
have symptoms may notice: Any girl with symptoms of an STD
should get medical care as soon as possible. An untreated STD
has a greater chance of becoming PID. If PID is not treated or
goes unrecognized, it can continue to spread through a girl's
reproductive organs. Untreated PID may lead to long-term
reproductive problems, including: Sca