thirty-three static and serial ct examinations made on 29 patients with choroidal melanoma , three with pseudotumors of the macula and one with choroidal metastasis revealed the choroidal melanoma to be usually a hyperdense , markedly perfused tumor , while the non-contrast diagnostically undifferentiable pseudotumors and the choroidal metastasis , revealed no significant change in density after the administration of contrast material .
C0346388
choroidal melanoma
C0008520
choroidal