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Colorectal carcinoma in young patients.
K Marble1, S Banerjee, L Greenwald
1Department of Surgery, Saint Francis Hospital and Medical Center, Hartford, Connecticut.
Journal of Surgical Oncology
|November 1, 1992
Summary
Younger patients with colorectal adenocarcinoma present with more advanced, poorly differentiated tumors, leading to significantly lower survival rates. Advanced stage at presentation is the key prognostic factor across all age groups.
Area of Science:
- Oncology
- Gastroenterology
Background:
- Colorectal adenocarcinoma diagnosis in younger individuals (<40 years) presents unique challenges.
- Understanding prognostic factors in young-onset colorectal cancer is crucial for improving outcomes.
Purpose of the Study:
- To compare clinicopathological features and survival between young (<40) and older (≥40) colorectal adenocarcinoma patients.
- To identify factors influencing prognosis in younger patients with colorectal cancer.
Main Methods:
- Retrospective analysis of 50 patients aged ≤40 and 50 age-matched controls (≥40) from Tumor Registry (1935-1988).
- Comparison of demographics, family history, diagnostic delay, tumor characteristics (location, differentiation, mucin), stage, and 5-year survival.
Main Results:
- Younger patients had longer diagnostic delays but similar disease incidence upon presentation.
- Younger patients showed a higher incidence of poorly differentiated, advanced, right-sided tumors compared to older patients.
- Five-year survival was significantly lower in younger patients (51%) versus older patients (75%).
Conclusions:
- Advanced stage at presentation is the primary prognostic indicator for colorectal adenocarcinoma in all age groups.
- The higher prevalence of poorly differentiated, right-sided tumors contributes to advanced disease and poorer prognosis in young patients.
- Targeted screening and earlier diagnosis strategies may be warranted for younger individuals at risk.