Oculo-Digital Sign
AKA: Oculo-digital phenomenon, Franceschetti-Leber Phenomenon
- Repeated pressure applied to the eye by a child with blindness or low vision.
- Presumably this pressure creates a phosphene that is interesting to the child.
- It is not specific for one particular ocular disease
- It was first mentioned by Theodor Leber in 1877 but identified as the oculo-digital phenomenon by Franceschetti in 1937