ReviewCancers2025
The Effect of Tumor Location and Extension on Survival in Patients with Sinonasal Mucosal Melanoma: A Systematic Review and Meta-Analysis.
Review in Cancers, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
1 citing paper in PubMed.
- Article
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
9 authors.
Funding
Abstract
BACKGROUND/
objectivesSNMM is a rare and aggressive malignancy with a poor prognosis. The current staging systems fail to adequately stratify patient risk. This study aimed to evaluate the prognostic impact of tumor location and extension on overall survival (OS) in SNMM.
methodsA systematic literature search of Medline, Web of Science, and Embase was performed to identify studies assessing the prognostic significance of tumor location and extension. Study quality was evaluated using the Quality in Prognosis Studies (QUIPS-2) tool. Meta-analyses were conducted to calculate pooled hazard ratios (HRs) with 95% confidence intervals (CIs). Eligible studies included primary SNMM reporting tumor location/extension and survival; observational designs (case series ≥ 5 patients) were eligible with no language restrictions. Searches covered MEDLINE, Web of Science, and Embase and were last updated on 10 Jan 2025; reference lists were also screened.
resultsThirty-four studies were included in the systematic review, of which ten met criteria for meta-analysis. Tumors located in the paranasal sinuses (HR = 2.89, 95% CI: 1.63-5.14) and those with orbital involvement (HR = 1.92, 95% CI: 1.34-2.73) were associated with significantly poorer OS. Maxillary and ethmoid sinus involvement showed no statistically significant difference compared with nasal cavity tumors.
conclusionsTumor location and extension are significant prognostic indicators in SNMM. Patients with paranasal sinus tumors or orbital invasion have worse outcomes, supporting inclusion of these factors in future staging systems for better clinical decision-making. Limitations include the observational nature of the evidence, heterogeneity across definitions and analyses, and underpowered publication-bias tests; certainty of evidence was not formally graded.
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What OpenQuestion holds
Registered trials
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