It is not known well which is its
between some identified factors they can be.
the genetics, that is
very important factor since in most of the
in the genes and cromozonas that participates in the cellular cycle, which causes that they grow of uncontrolled way.
the relation with cancerigenic, originating substances of the tobacco, environmental elements like the asbestos or the radiations.
in other parts of the body that causes metßstasis of the
, is to say that they emigrate to the brain. Between most dangerous they are in
By the hormone action certain.
to suffer certain
like neurofibromatosis, enfemedad of Von piel: lINdau,
of Li. Fraumeni and Retinoblastoma among others.
Antecedent relatives of parents or brothers with familiar
, which makes predisponentes
of parents who been have exposed to certain cancerigenic substances, like the workers of refineries of petroleum,
factories and certain chemistries, without it
been possible to identify the
the received salary radiations in the brain for control of other
, increases the risk of the
By the presence of certain virus.
are unfortunately frequent mainly in the infantile population, in where they constitute the second type of infantile
after leucemias and the increase of cases goes in growth. The type of tumor in these cases is very different from which is developed in the adults.
They are possible to be presented / displayed in people of both sexes and during the adult life they are more frequent after the 45 years and can be
or malignant and although the difference is in which the last ones
, both are dangerous because they get to damage very important
of the body, according to the affected zone.
, do not contain cancerous cells and when extirpating them they do not return to seem. These have the delimited edges affluent reason why they do not invade the healthy weave that surrounds them,
can present / display symptoms similar to those of the cancerous
, by his location, size and pressure that exert in the damaged zone, which also makes very dangerous.
, contain cancerous cells and grow quickly invading the weaves that surround them and affecting many corporal
. Usually they are not scattered to other parts of the body,
they can still reappear after being extirpated and to receive treatment.
The content of this note is informative and it does not replace the medical diagnosis, reason why we do not become people in
on its use.