Small High-Risk Uveal Melanomas Have a Lower Mortality Rate

Our aim was to determine whether size impacts on the difference in metastatic mortality of genetically high-risk (monosomy 3) uveal melanomas (UM). We undertook a retrospective analysis of data from a patient cohort with genetically characterized UM. All patients treated for UM in the Liverpool Ocul...

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Main Authors: Rumana N. Hussain, Sarah E. Coupland, Helen Kalirai, Azzam F. G. Taktak, Antonio Eleuteri, Bertil E. Damato, Carl Groenewald, Heinrich Heimann
Format: Article
Language:English
Published: MDPI AG 2021-05-01
Series:Cancers
Subjects:
Online Access:https://www.mdpi.com/2072-6694/13/9/2267
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author Rumana N. Hussain
Sarah E. Coupland
Helen Kalirai
Azzam F. G. Taktak
Antonio Eleuteri
Bertil E. Damato
Carl Groenewald
Heinrich Heimann
author_facet Rumana N. Hussain
Sarah E. Coupland
Helen Kalirai
Azzam F. G. Taktak
Antonio Eleuteri
Bertil E. Damato
Carl Groenewald
Heinrich Heimann
author_sort Rumana N. Hussain
collection DOAJ
description Our aim was to determine whether size impacts on the difference in metastatic mortality of genetically high-risk (monosomy 3) uveal melanomas (UM). We undertook a retrospective analysis of data from a patient cohort with genetically characterized UM. All patients treated for UM in the Liverpool Ocular Oncology Centre between 2007 and 2014, who had a prognostic genetic tumor analysis. Patients were subdivided into those with small (≤2.5 mm thickness) and large (>2.5 mm thickness) tumors. Survival analyses were performed using Gray rank statistics to calculate absolute probabilities of dying as a result of metastatic UM. The 5-year absolute risk of metastatic mortality of those with small monosomy 3 UM was significantly lower (23%) compared to the larger tumor group (50%) (<i>p</i> = 0.003). Small disomy 3 UM also had a lower absolute risk of metastatic mortality (0.8%) than large disomy 3 UM (6.4%) (<i>p</i> = 0.007). Hazard rates showed similar differences even with lead time bias correction estimates. We therefore conclude that earlier treatment of all small UM, particularly monosomy 3 UM, reduces the risk of metastatic disease and death. Our results would support molecular studies of even small UM, rather than ‘watch-and-wait strategies’.
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spelling doaj.art-49f703989dbc473894ebeb689aa74f2e2023-11-21T18:49:48ZengMDPI AGCancers2072-66942021-05-01139226710.3390/cancers13092267Small High-Risk Uveal Melanomas Have a Lower Mortality RateRumana N. Hussain0Sarah E. Coupland1Helen Kalirai2Azzam F. G. Taktak3Antonio Eleuteri4Bertil E. Damato5Carl Groenewald6Heinrich Heimann7Liverpool Ocular Oncology Centre, Liverpool University Hospitals NHS Foundation Trust, Liverpool L7 8XP, UKLiverpool Ocular Oncology Research Centre, Department of Molecular and Clinical Cancer Medicine, University of Liverpool, Liverpool L69 7ZX, UKLiverpool Ocular Oncology Research Centre, Department of Molecular and Clinical Cancer Medicine, University of Liverpool, Liverpool L69 7ZX, UKLiverpool Ocular Oncology Research Centre, Department of Molecular and Clinical Cancer Medicine, University of Liverpool, Liverpool L69 7ZX, UKLiverpool Ocular Oncology Research Centre, Department of Molecular and Clinical Cancer Medicine, University of Liverpool, Liverpool L69 7ZX, UKOcular Oncology Service, Moorfields Eye Hospital, London EC1V 2PD, UKLiverpool Ocular Oncology Centre, Liverpool University Hospitals NHS Foundation Trust, Liverpool L7 8XP, UKLiverpool Ocular Oncology Centre, Liverpool University Hospitals NHS Foundation Trust, Liverpool L7 8XP, UKOur aim was to determine whether size impacts on the difference in metastatic mortality of genetically high-risk (monosomy 3) uveal melanomas (UM). We undertook a retrospective analysis of data from a patient cohort with genetically characterized UM. All patients treated for UM in the Liverpool Ocular Oncology Centre between 2007 and 2014, who had a prognostic genetic tumor analysis. Patients were subdivided into those with small (≤2.5 mm thickness) and large (>2.5 mm thickness) tumors. Survival analyses were performed using Gray rank statistics to calculate absolute probabilities of dying as a result of metastatic UM. The 5-year absolute risk of metastatic mortality of those with small monosomy 3 UM was significantly lower (23%) compared to the larger tumor group (50%) (<i>p</i> = 0.003). Small disomy 3 UM also had a lower absolute risk of metastatic mortality (0.8%) than large disomy 3 UM (6.4%) (<i>p</i> = 0.007). Hazard rates showed similar differences even with lead time bias correction estimates. We therefore conclude that earlier treatment of all small UM, particularly monosomy 3 UM, reduces the risk of metastatic disease and death. Our results would support molecular studies of even small UM, rather than ‘watch-and-wait strategies’.https://www.mdpi.com/2072-6694/13/9/2267uveal melanomamonosomy 3metastatic risk
spellingShingle Rumana N. Hussain
Sarah E. Coupland
Helen Kalirai
Azzam F. G. Taktak
Antonio Eleuteri
Bertil E. Damato
Carl Groenewald
Heinrich Heimann
Small High-Risk Uveal Melanomas Have a Lower Mortality Rate
Cancers
uveal melanoma
monosomy 3
metastatic risk
title Small High-Risk Uveal Melanomas Have a Lower Mortality Rate
title_full Small High-Risk Uveal Melanomas Have a Lower Mortality Rate
title_fullStr Small High-Risk Uveal Melanomas Have a Lower Mortality Rate
title_full_unstemmed Small High-Risk Uveal Melanomas Have a Lower Mortality Rate
title_short Small High-Risk Uveal Melanomas Have a Lower Mortality Rate
title_sort small high risk uveal melanomas have a lower mortality rate
topic uveal melanoma
monosomy 3
metastatic risk
url https://www.mdpi.com/2072-6694/13/9/2267
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