US and CT are highly sensitive in the diagnosis of abdominal lymphangioma. Our limited experience with follow-up examinations in two patients suggests that progressive enlargement, multiplication and thickening of septa and increased echogenicity of the cystic fluid are signs indicating complications demanding urgent treatment.
Colorectal carcinoma in children is characterized by aggressive tumor behavior and delayed diagnosis, resulting in a worse prognosis than in adults. Heightened physician awareness of the possibility of this disease in children, with special attention to adolescents with predisposing factors and rectal bleeding, could help to improve outcome.
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