Early hepatocellular carcinoma as a signaling lesion for subsequent malignancy
Bibliographic record
Abstract
OBJECTIVE: Early diagnosis and treatment of cancer may contribute substantially to complete cure, but it remains unknown whether treatment of early hepatocellular carcinoma can actually result in cure. This study was performed to clarify the cancer risk of the background liver after treating early hepatocellular carcinoma. METHODS: Early hepatocellular carcinoma is defined as very well-differentiated cancer containing Glisson's triad. The cumulative incidence of classical hepatocellular carcinoma, hypervascular liver cancer detected on imaging studies, after resection of early hepatocellular carcinoma positive for anti-hepatitis C antibody (early hepatocellular carcinoma group, n = 105) was compared with that in patients with chronic liver disease positive for anti-hepatitis C antibody (control group, n = 751) and propensity score-matched patients after resection of classical hepatocellular carcinoma (classical hepatocellular carcinoma group, n = 105). RESULTS: After a median follow-up of 4.8 years (range, 0.3-15.0), the cumulative incidence of classical hepatocellular carcinoma at 5 years was 56.9% (95% confidence interval, 44.2-67.7%) in the early hepatocellular carcinoma group and 70.6% (52.5-81.8%) in the classical hepatocellular carcinoma group as compared with 4.6% (2.8-6.4%) in the control group. The risk of the development of classical hepatocellular carcinoma in the early hepatocellular carcinoma group was significantly higher than that in the control group (hazard ratio, 17.5; 95% confidence interval, 12.1-25.3; P < 0.001) and significantly lower than that in the classical hepatocellular carcinoma group (hazard ratio, 0.60; 0.41-0.89; P = 0.010). However, the cumulative incidence of second primary hepatocellular carcinoma in patients with one early hepatocellular carcinoma did not differ significantly from that in patients with two or more early hepatocellular carcinoma lesions (hazard ratio, 1.50; 0.85-2.65; P = 0.157). CONCLUSIONS: Treatment of early hepatocellular carcinoma cannot provide complete cure due to the substantial risk of developing classical hepatocellular carcinoma.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.003 | 0.002 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.001 | 0.001 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.000 | 0.000 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one teacher head, not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".