Uveal (ciliary body and iris) melanoma

Case contributed by Dr Dalia Ibrahim

Presentation

Abnormal patch on the left iris noticed by the patient.

Patient Data

Age: 30 years
Gender: Male

There is a lesion of abnormal signal  (increased T1 signal and decreased T2 signal) in the region of the lateral ciliary body & iris of the left orbit, which demonstrates enhancement after gadolinium administration.

Nuclear medicine

Increased FDG uptake by the fore mentioned left ciliary body lesion (SUV max 4),

No FDG lesions distinctive for distant metastasis.

Annotated image

T2, T1+C ,PET/CT

Increased FDG uptake by the fore mentioned left ciliary body & iris lesion (SUV max 4),

Case Discussion

A case of pathologically proven ciliary body and iris melanoma.

Primary uveal malignant melanoma is a cancer (melanoma) involving the iris, ciliary body, or choroid (collectively referred to as the uvea). Tumors arise from the pigment cells (melanocytes) that reside within the uvea giving color to the eye.

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.