Uveal melanomas are the most frequent primary malignant eye tumor. Enucleation was historically the gold standard. Since then, several studies showed that conservative treatments did not increase the risk of metastasis or survival. Choroidal melanomas are both radioresistant and located close to visual structures (the optic nerve and macula) of the eye, which may be preserved in some settings without compromising tumor control, as this is the first priority. Different types of radiation therapy may be used for such tumors: brachytherapy and charged particles, including proton beam therapy. If visual prognosis is dependent to the local treatment, the vital prognosis is dependent on the metastatic risk, with a risk of liver involvement in 20 to 50% of patients, depending on tumor size and genomics. Median survival after the discovery of liver metastases is about 15 months. The management of these patients is often complex. Systemic therapies (chemotherapy, targeted therapies, immunotherapy, etc.) yield limited response rates and although local treatments of liver metastases are promising, they are only feasible in selected patients. The mission of the MELACHONAT national network is to improve the management of patients regardless of the stage of the disease. The patient association ANPACO is dedicated to help uveal melanoma patients in their health care path and to promote knowledge dissemination within the patient community. The aim of this review is to focus on the local treatments of uveal melanomas as well as the management of their metastatic evolution.
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http://dx.doi.org/10.1016/j.bulcan.2018.07.011 | DOI Listing |
Int Ophthalmol
January 2025
Department of Ophthalmology, Staedtisches Klinikum Dessau, Brandenburg Medical School Theodor Fontane, Dessau, Germany.
Purpose: Uveal melanoma (UM) is the most common primary ocular malignancy. The size and location of the tumor are decisive for brachytherapy with the β-emitting ruthenium-106 (Ru-106) plaque. The treatment of juxtapapillary and juxtafoveolar UM may be challenging because of the proximity or involvement of the macula and optic nerve and high recurrence rates.
View Article and Find Full Text PDFHeliyon
January 2025
Faculty of Medical and Health Sciences, Tel Aviv University, Israel.
Objective: Pigmentary posterior vitreous detachment (PVD), referred to as "black PVD," is a rare entity describing PVD along with pigment dispersion in the vitreous. There are a few case reports describing pigmentary PVD, yet the association between pigmentary PVD and uveal and optic disc tumors was not described before. The aim of this study was to report the clinical features of patients with pigmentary PVD associated with these tumors.
View Article and Find Full Text PDFBMC Ophthalmol
January 2025
Department of Surgery, St. Jude Children's Research Hospital, Memphis, TN, USA.
Background: Cutaneous melanoma is the leading cause of death from cutaneous malignancy and tends to metastasize lymphatically and hematogenously to the lung, liver, brain, and bone; it is a rare source of metastatic disease to the eye. Herein we provide a case report of cutaneous melanoma metastatic to the ciliary body and choroid involving clinical examination, slit lamp photography, and B-scan ultrasonography.
Result: A 55-year-old female with known metastatic cutaneous melanoma presented with pain, a large ciliochoroidal mass, visual decline, and diffuse intraocular inflammation.
Methods
January 2025
Department of Geriatrics, Ophthalmology, Qilu Hospital of Shandong University, Jinan 250012, China; Jinan Clinical Research Center for Geriatric Medicine (202132001), Jinan 250012, China. Electronic address:
The EZH2 expression shows significantly associated with immunotherapeutic resistance in several tumors. A comprehensive analysis of the predictive values of EZH2 for immune checkpoint blockade (ICB) effectiveness in uveal melanoma (UM) remains unclear. We analyzed UM data from The Cancer Genome Atlas (TCGA) database, identified 888 differentially expressed genes (DEGs) associated with EZH2 expression, then conducted Gene Ontology (GO) and Kyoto Encyclopedia of Genes and Genomes (KEGG) pathway analyses to elucidate biological features of EZH2 in UM assays.
View Article and Find Full Text PDFCancers (Basel)
December 2024
SydPath, St Vincent's Hospital Sydney, Darlinghurst, NSW 2010, Australia.
: Uveal melanomas (UMs) are rare but often deadly malignancies that urgently require viable treatment options. UMs often exhibit tumour heterogeneity, with macroscopic and microscopic differences in morphology between different regions of the same tumour. However, to date, the clinical significance of this and how it may help guide personalised therapy have not been realised.
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