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Peutz-Jeghers syndrome
J L Buck1, R K Harned, J E Lichtenstein
1Department of Radiologic Pathology, Armed Forces Institute of Pathology, Washington, DC 20306-6000.
Insights
Peutz-Jeghers polyps are hamartomatous growths associated with an inherited syndrome. While not premalignant, Peutz-Jeghers syndrome increases the risk of gastrointestinal and extraintestinal cancers.
Area of Science:
- Gastroenterology
- Oncology
- Genetics
Background:
- Peutz-Jeghers polyps are rare hamartomatous growths characterized by a distinct smooth muscle core.
- Peutz-Jeghers syndrome is an inherited disorder often presenting with mucocutaneous pigmentation and gastrointestinal polyps.
- The syndrome is frequently diagnosed late, often after polyp identification.
Purpose of the Study:
- To describe the characteristics of Peutz-Jeghers polyps and their association with Peutz-Jeghers syndrome.
- To review current therapeutic recommendations for Peutz-Jeghers polyps.
- To highlight the increased cancer risk associated with Peutz-Jeghers syndrome.
Main Methods:
- Literature review of Peutz-Jeghers polyps and syndrome.
- Analysis of polyp morphology and distribution.
- Review of therapeutic outcomes and cancer surveillance data.
Main Results:
- Peutz-Jeghers polyps are typically multiple and found throughout the gastrointestinal tract.
- Endoscopic removal of all polyps is the current recommended therapy.
- Peutz-Jeghers syndrome significantly increases the risk of gastrointestinal and extraintestinal malignancies, including pancreatic, breast, and reproductive organ cancers.
Conclusions:
- Peutz-Jeghers polyps require careful management due to their association with Peutz-Jeghers syndrome.
- Early diagnosis and endoscopic removal of polyps are crucial.
- Increased cancer surveillance is essential for individuals with Peutz-Jeghers syndrome to mitigate risks of gastrointestinal and extraintestinal cancers.
Abstract:
The Peutz-Jeghers polyp is an unusual type of hamartomatous polyp; its characteristic feature is a smooth muscle core arising from the muscularis mucosae and extending into the polyp. Peutz-Jeghers polyps vary in size and shape; are found in the stomach, small bowel, and colon; and are usually multiple. Peutz-Jeghers syndrome is an inherited condition that often remains undiagnosed until after the polyps are identified, despite mucocutaneous pigmented lesions on the lips and mouth of children or young adults. In the past, standard therapy involved removal of the polyps that produced intussusception, but now endoscopic removal of all polyps is recommended. The polyps are not premalignant, but a definite association exists between Peutz-Jeghers syndrome and gastrointestinal carcinoma. Evidence shows that the syndrome is associated with an increased risk of extraintestinal malignancy, especially carcinomas of the pancreas, breast, and reproductive organs.