Long-term non-conditional and conditional metastasis of uveal melanoma by tumor size category in 8034 patients

Purpose: To estimate metastasis of patients with uveal melanoma (UM) based on tumor size categories classified by ultrasonographic thickness as small (0.0–3.0 mm), medium (3.1–8.0 mm), or large (≥8.1 mm) using both non-conditional and conditional analyses. Design: Retrospective analysis. Methods: A...

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Main Authors: Rolika Bansal, Hidayet Sener, Jerry A Shields, Carol L Shields
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2025-06-01
Series:Indian Journal of Ophthalmology
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Online Access:https://journals.lww.com/10.4103/IJO.IJO_2453_24
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author Rolika Bansal
Hidayet Sener
Jerry A Shields
Carol L Shields
author_facet Rolika Bansal
Hidayet Sener
Jerry A Shields
Carol L Shields
author_sort Rolika Bansal
collection DOAJ
description Purpose: To estimate metastasis of patients with uveal melanoma (UM) based on tumor size categories classified by ultrasonographic thickness as small (0.0–3.0 mm), medium (3.1–8.0 mm), or large (≥8.1 mm) using both non-conditional and conditional analyses. Design: Retrospective analysis. Methods: A retrospective study of 8034 cases over 35-years at a single ocular oncology referral center evaluated the primary endpoint of cumulative incidence of metastasis at 5-, 10-, 15-, 20-, 25- and 30-years using non-conditional and conditional analysis at 3-years, 5-years, and 10-years of metastasis-free survival. Results: The mean thicknesses for small, medium, and large UMs were 2.5 mm, 5.0 mm, and 10.2 mm, respectively. Based on tumor size category (small vs. medium vs. large), the 25-year non-conditional metastasis was 5% vs. 12% vs. 21%, and for those with 3-year metastasis-free survival, the 25-year incidence of metastasis was 7% vs. 13% vs. 26%. For those with 5-year metastasis-free survival, the 25-year incidence of metastasis was 6% vs. 11% vs. 21%. For those with 10-year metastasis-free survival, the 25-year incidence of metastasis was 4% vs. 8% vs. 21%. For small vs. medium UM, by conditional analysis, those who maintained 3-year/5-year/10-year metastasis-free survival, hazard ratio was 1.50 (P <0.01)/1.53 (P <0.01)/1.77 (P = 0.01), and for medium vs. large UM, hazard ratio was 1.45 (P <0.01)/1.44 (P = 0.03)/1.96 (P = 0.06). Conclusion: Long-term comparative analysis of UM metastasis, based on tumor size category (thickness) as small, medium, or large, revealed that large UM is more likely with higher tendency to develop metastasis over time. The patients achieving 3-, 5-, and 10-year metastasis-free survival demonstrated significantly reduced subsequent risk of metastasis across all tumor size categories.
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spelling doaj-art-5e527665ec1448d3a014cd43e13de2982025-08-20T03:29:45ZengWolters Kluwer Medknow PublicationsIndian Journal of Ophthalmology0301-47381998-36892025-06-0173689389910.4103/IJO.IJO_2453_24Long-term non-conditional and conditional metastasis of uveal melanoma by tumor size category in 8034 patientsRolika BansalHidayet SenerJerry A ShieldsCarol L ShieldsPurpose: To estimate metastasis of patients with uveal melanoma (UM) based on tumor size categories classified by ultrasonographic thickness as small (0.0–3.0 mm), medium (3.1–8.0 mm), or large (≥8.1 mm) using both non-conditional and conditional analyses. Design: Retrospective analysis. Methods: A retrospective study of 8034 cases over 35-years at a single ocular oncology referral center evaluated the primary endpoint of cumulative incidence of metastasis at 5-, 10-, 15-, 20-, 25- and 30-years using non-conditional and conditional analysis at 3-years, 5-years, and 10-years of metastasis-free survival. Results: The mean thicknesses for small, medium, and large UMs were 2.5 mm, 5.0 mm, and 10.2 mm, respectively. Based on tumor size category (small vs. medium vs. large), the 25-year non-conditional metastasis was 5% vs. 12% vs. 21%, and for those with 3-year metastasis-free survival, the 25-year incidence of metastasis was 7% vs. 13% vs. 26%. For those with 5-year metastasis-free survival, the 25-year incidence of metastasis was 6% vs. 11% vs. 21%. For those with 10-year metastasis-free survival, the 25-year incidence of metastasis was 4% vs. 8% vs. 21%. For small vs. medium UM, by conditional analysis, those who maintained 3-year/5-year/10-year metastasis-free survival, hazard ratio was 1.50 (P <0.01)/1.53 (P <0.01)/1.77 (P = 0.01), and for medium vs. large UM, hazard ratio was 1.45 (P <0.01)/1.44 (P = 0.03)/1.96 (P = 0.06). Conclusion: Long-term comparative analysis of UM metastasis, based on tumor size category (thickness) as small, medium, or large, revealed that large UM is more likely with higher tendency to develop metastasis over time. The patients achieving 3-, 5-, and 10-year metastasis-free survival demonstrated significantly reduced subsequent risk of metastasis across all tumor size categories.https://journals.lww.com/10.4103/IJO.IJO_2453_24conditional survivalmetastasisnon-conditional survivaltumor size categoryuveal melanoma
spellingShingle Rolika Bansal
Hidayet Sener
Jerry A Shields
Carol L Shields
Long-term non-conditional and conditional metastasis of uveal melanoma by tumor size category in 8034 patients
Indian Journal of Ophthalmology
conditional survival
metastasis
non-conditional survival
tumor size category
uveal melanoma
title Long-term non-conditional and conditional metastasis of uveal melanoma by tumor size category in 8034 patients
title_full Long-term non-conditional and conditional metastasis of uveal melanoma by tumor size category in 8034 patients
title_fullStr Long-term non-conditional and conditional metastasis of uveal melanoma by tumor size category in 8034 patients
title_full_unstemmed Long-term non-conditional and conditional metastasis of uveal melanoma by tumor size category in 8034 patients
title_short Long-term non-conditional and conditional metastasis of uveal melanoma by tumor size category in 8034 patients
title_sort long term non conditional and conditional metastasis of uveal melanoma by tumor size category in 8034 patients
topic conditional survival
metastasis
non-conditional survival
tumor size category
uveal melanoma
url https://journals.lww.com/10.4103/IJO.IJO_2453_24
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AT jerryashields longtermnonconditionalandconditionalmetastasisofuvealmelanomabytumorsizecategoryin8034patients
AT carollshields longtermnonconditionalandconditionalmetastasisofuvealmelanomabytumorsizecategoryin8034patients