The generic function leukocytesis to
participate the defense of body
against strange that penetrate it
are made inside body.

Leukocytosis and are clinical
conditions which the count
leukocytes in a sample is
abnormal. the leukocyte count
a blood sample above the normal
for the individual
defined. When the count is
lower the expected normal
leukopenia is defined. multiplication
of these cells, leukocytosis,
generally place when the is
suffering infections in cancers of
cells. The lowering these
defense cells, leukopenia, occurs
when diseases attack the ,
like in AIDS, when
immunosuppressor drugs used.

In general body creates leukocytosis
a defense reaction it is facing
or pathogenic agents.
clinical condition of isthus
a sign infection. Leukopenia occurs
there is a in the
production ( example, in bone
diseases) or excessive
of leukocytes (for ,
in case of infection).