An ocular manifestation of a systemic disease or congenital condition may be its first visible presentation. The eye is a modified ball and socket joint with a transparent front viewing window allowing us to view signs which may suggest or confirm the presence of systemic disease. Awareness of these associations assists early diagnosis and may help anticipate or avoid complications.
This is a companion discussion topic for the original article at https://de.patient.info/doctor/ophthalmology/eye-in-systemic-disease