On<unk> ,<unk>  melanoma is characterized by internal vascularity, collar button shape, and solid low to medium echotexture.
Uveal melanoma ultrasound
Uveal melanoma CT
Peripheral arterial disease ultrasound
Retinoblastoma Biopsy
Hemangioma ultrasound
Retinitis physical examination
Aortitis MRI
Diabetic foot MRI