has part has part characteristic of has modifier Ectopic lacrimal punctum The openings of the tear ducts are normally located at the medial margin of each eyelid. The opening on the lower eyelid border is more visible than the opening on the upper eyelid border. Ectopic positions can include the upper eyelid, nasal bridge, or inferior to medial aspect of the lower lid. Abnormal lacrimal punctum morphology position abnormal lacrimal punctum