FIG. 3.

Congenital symblepharon variant. The clinical spectrum of congenital symblepharon variant ranges from an insignificant coloboma with minimal corneopalpebral adhesions that is triangular in shape (A) to a more extensive coloboma that is quadrangular in shape (B). C,D, Larger defects are not uncommon and may involve almost the entire upper eyelid sparing only a small tongue of normal tissue in the lateral part with extensive adhesions to the underlying cornea, which may involve up to three-fourths of the cornea.