Summary
The case of a 17-year-old woman is described, in whom a suspected diagnosis of primary
intestinal lymphangiectasia was confirmed endoscopically and histologically only after
a high-fat meal had been given the night before the procedure. A characteristic endoscopic
finding was the appearance of tiny white dots scattered in the duodenum and jejunum,
which on histological examination proved to be dilated lymph vessels. Treatment with
low-fat diet and MCT-supplementation was successful.
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