is a rare, fast-growing cancer of placental cells, often after pregnancy.

is a rare, aggressive ovarian cancer producing pregnancy hormone (hCG), often chemotherapy-sensitive.

is a rare, aggressive brain cancer often causing bleeding and spread.

is a rare, aggressive testicular cancer that spreads early (metastasis).

is a healed scar of retina and choroid that can blur vision.

is inflammation of retina and choroid, usually infectious, impairing vision.

is a rare eye cancer arising in the choroid (uveal) layer.

is a disorder of the eye’s choroid, causing vision problems.

is a rare eye cancer of the choroid, often aggressive.

is a malignant choroidal eye cancer that impairs vision and may metastasize.

is a rare choroidal eye cancer that may cause vision loss.

is a rare brain tumor causing cerebrospinal fluid buildup and pressure.

is a rare, aggressive brain tumor from cerebrospinal fluid-producing tissue.

is a rare, usually benign brain tumor near cerebrospinal fluid pathways.

is a rare, usually benign brain tumor causing cerebrospinal fluid buildup.

is a rare brain tumor of cerebrospinal fluid–producing tissue, often in children.

is a choroidal eye cancer with spindle cells, affecting vision, potentially spreading.

is a rare genetic condition causing vision loss and early hair loss.

is an eye condition with choroid scarring, causing progressive vision changes.

is a rare inherited retinal disorder causing progressive vision loss, mainly males.

is inflammation of the eye’s choroid, often causing blurred vision.

is a rare X-linked genetic disorder causing developmental delays, seizures, ataxia.

is a skin allergy causing itchy, red rash after chromium exposure.

is a chronic fungal skin infection causing slow-growing warty lesions.