Choroid
{{Expansion depth limit exceeded|Term=choroid |Short definition=choroid - {{Expansion depth limit exceeded}} (KOR-oyd) A thin layer of tissue that is part of the middle layer of the wall of the eye, between the sclera (white outer layer of the eye) and the retina (the inner layer of nerve tissue at the back of the eye). The choroid is filled with blood vessels that bring oxygen and nutrients to the eye |Type=Cancer terms |Specialty=Oncology |Language=English |Source=NCI }} choroid - {{Expansion depth limit exceeded}} (KOR-oyd) A thin layer of tissue that is part of the middle layer of the wall of the eye, between the sclera (white outer layer of the eye) and the retina (the inner layer of nerve tissue at the back of the eye). The choroid is filled with blood vessels that bring oxygen and nutrients to the eye {{Expansion depth limit exceeded}}