Sequence of circumferential scleral indentation through upper and lower eyelids. (A) Examination of superior periphery. The depressor tip is first placed superonasally (1), then moved superiorly (2) and superotemporally (3). (B) Examination of inferior periphery. The depressor tip is placed inferotemporally (4), then moved inferiorly (5) and inferonasally (6). (C) Examination of periphery in horizontal meridians by placing the depressor tip nasally (7) then temporally (8).