Inclusion Criteria:

1. Patients with a diagnosis of ocular melanoma (a pigmented malignant tumor) involving
the choroid and/or ciliary body (the blood vessel layer in the back of the eye and/or
the part of the eye behind the iris).

2. Patients 18 years of age or older.

3. Patients able to give informed consent.

Exclusion Criteria:

1. Patients who refuse to participate in the study.

2. Patients who are unable to cooperate with or cannot undergo PET/CT scanning.

3. Patients who will be moving out of the area of UCLA during the ten years of this
study.