Hiatal hernia
Disease information
Hiatal hernia
The
hiatus
is an orifice located in the diaphragm by which the
esophagus
happens normally to end to the
stomach
.
Hernias hiatales is very
common
, since they affect around 40% of the population, affect more to greater of 50 years and with
a
greater incidence in the women.
Its
origin
is not known with exactitude since the leading factors can be several, between which are:
congenital
Defects that cause weakness in the diaphragm.
Alterations in the
development
of the diaphragm.
the weakening of the diaphragm to the passage of the years.
Obesity
.
Aging.
Alcoholism
.
Some abdominal
injury
.
The diafragmático
hiatus
is an orifice that communicates the
esophagus
with the
stomach
and that separates the
thorax
of the abdomen, forming an acute angle that prevents the exit of the gastric content towards the
esophagus
, event known like regurgitation.
Its
normal
dimension is of 1, 5 centimeters in average,
but
for diverse reasons, it can extend to 2. 5 or 3 centimeters, causing the deformation of the
stomach
and diverse functional alterations.
When this happens, the
stomach
membrane can raise gradually, altering its
original
aspect and causing that the gastric content leaves, impelled by the pressure, towards the
esophagus
. The consequences of these alterations are
hernia
and the gastroesofágico ebb tide.
There are three hiatales types of hernias.
Those of sliding, that appear when it leaves from the
stomach
and
esophagus
ascends and they are located in the torácica cavity. This type of
hernia
is most frequent.
hernia
hiatal
paraesofágica, that is caused when the union of the
esophagus
with the
stomach
remains in its place,
but
a
part of the
stomach
ascends to be located in the
thorax
, of parallel form to the
esophagus
.
the mixed ones, that combines both hernias.
IMPORTANT the content of this note is informative and it does not replace to the medical diagnosis, reason why we do not become people in
charge
on its use.
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