Choroidal Melanoma

Choroidal melanoma is a malignant tumor arising from pigment-producing melanocytes in the choroid, the vascular layer behind the retina, and it is the most common primary intraocular cancer in adults. Genetic alterations, often involving GNAQ or GNA11 signaling, promote abnormal cell survival, proliferation, and invasion, while tumor cells can spread through the bloodstream, particularly to the liver. In cancer research, clinical examination, ocular imaging, and molecular profiling help classify disease risk and guide treatment, including plaque radiotherapy, surgery, and systemic or targeted approaches. Studying its mutations and metastatic behavior supports earlier detection, more precise prognostic assessment, and improved therapies.

Choroidal Melanoma - Related Videos

Research

JoVE Journal - Cancer Research

Implantation and Evaluation of Melanoma in the Murine Choroid via Optical Coherence Tomography

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2022

The present protocol describes the implantation and evaluation of melanoma in the murine choroid utilizing optical coherence tomography.

Experimental Metastatic Melanoma Mouse Model: A Platform to Study the Metastatic Potential of Melanoma Cells in the Lungs

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2023

In this video, melanoma cells are intravenously injected through the tail vein in the mouse model. The melanoma cells further travel through the circulatory system, adapting to the distant microenvironment and causing metastasis in organs like lungs.

Isolating Immune Cells from Mouse Choroid Plexuses

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2025

This video demonstrates the procedure of isolating immune cells from mouse choroid plexuses. This procedure is used in neuroimmunology research to understand how immune cells in the choroid plexuses impact brain health and various neurological diseases.

Isolated Hepatic Perfusion as a Treatment for Liver Metastases of Uveal Melanoma

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Cited by 23 •

2015

Here, we present a protocol how to perform an isolated liver perfusion (IHP) with melphalan and we also discuss IHP as a treatment option for liver metastases of uveal melanoma.

Dissection of Human Retina and RPE-Choroid for Proteomic Analysis

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Cited by 7 •

2017

The human retina is composed of functionally and molecularly distinct regions, including the fovea, macula, and peripheral retina. Here, we describe a method using punch biopsies and manual removal of tissue layers from a human eye to dissect and collect these distinct retinal regions for downstream proteomic analysis.

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