3.1 Umbilical hernia (Fig 24.8b)
Childhood umbilical hernia appear in newborn infants
and should
be treated conservatively for they can
undergo reduction in size
as
the child grows
some may require repair
if the defect
persists.
Adult
unbilical hernia appears after 40 years and results
from
increased intrabdominal
pressure due to
repeated pregnancy,
malignancy or obesity.
Acute abdominal pain and back
ache are
common
complaints. Mayo's operation
is recommended treatement
and aims to close and reinforce the
defect in the abdominal wall.
3.2
Epigastric hernias, is another
hernia frequently presents
through a
defect in the linea alba above
the umbilicus. (Fig
24.8c)
3.3
Diverication (separation) of recti below the umbilicus
may
show as a hernia in the midline.
3.4
There is a potential weakness at the lateral border of the
rectus
muscle, where it joins the linea
semilunaris, a hernia
which
protrudes at this site and is called a
Spegelian hernia.
Fig.24.8a They
occur more frequently in women but do
occur in
men.
There is a diffuse lump that
aches, the lump disappears
when
the patient lies
down. Treatment is
by Mayo's type
operation.
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