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[Digestive system carcinoid tumor and synchronous malignant tumors]
1Service de chirurgie, CHUV, Lausanne.
Schweizerische Medizinische Wochenschrift
|April 3, 1993
Summary
Digestive carcinoid tumors are often found with other synchronous tumors, particularly adenocarcinomas. The prognosis depends on the co-occurring malignancy, not the carcinoid itself.
Area of Science:
- Gastroenterology
- Oncology
- Pathology
Context:
- Analysis of 270 digestive carcinoid tumors diagnosed between 1971 and 1990.
- Focus on 21 cases associated with synchronous tumors, predominantly in the appendix, small bowel, and colorectum.
Purpose:
- To investigate the association between digestive carcinoid tumors and other synchronous malignancies.
- To determine the impact of these associations on patient prognosis and survival.
Summary:
- 21 out of 270 digestive carcinoid tumors were associated with other synchronous tumors, most frequently colorectal adenocarcinomas.
- The majority (80%) of carcinoids were incidentally discovered during the management of the primary associated tumor.
- Patient survival was primarily dictated by the stage and aggressiveness of the co-existing malignant tumor, with carcinoids having minimal impact on prognosis.
Impact:
- Highlights the importance of recognizing synchronous tumors in patients with digestive carcinoids.
- Suggests that diagnostic and management strategies for carcinoid tumors should consider potential co-existing malignancies.
- Provides insights into the complex interplay between different types of gastrointestinal tumors.