NEOPLASMS
4.1 POLYPS
Juvenile polyps
occur principally in childrent and
are always
pedunculated. They vary in diameter, are spherical
reddish-brown
in colour and often covered with
mucus.
CLINICAL MANIFESTATION
Uusal
symptom is blood streaking of the stool,
rectal bleeding
and may present with anemia in the
patients. A colonic polyp can
initiate intussusception.
4.2 FAMILIAL POLYPOSIS
This
is a rare
hereditary disease, characteristic by
the
appearance at an
early age with a large number of adenomatous
polyps in the colon and rectum (Fig.
19.3)
Symptoms are frequent bouts of abdominal pain; passage
of loose
blood-stained stools.
Large polyps may prolapse through
the
anus.
Diagnosis is apparent on sigmoidoscopy and Barium enema.
4.3 GARDNER'S SYNDROME
This
inherited disease is more rare than familial polyposis and
is characterised by polyposis coli
plus osteomas or exostoses in
the mandible, skull and sinuses.
Besides these lesions Hamartomas
Liponas and Carcinoids can also
occur.
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