It should be a consequence of tear duct obstruction, there is no tear duct obstruction, for what kind of consequences will be caused by tear duct obstruction to make a brief answer, tear duct obstruction will mainly cause two consequences: the first, tears, patients are prone to tears either indoors, or outdoors, this is because of the obstruction of the tear duct, not able to discharge the tears secreted every moment, so the tears involuntarily flowed out. The second, easy to cause the occurrence of tear inflammation, such as can lead to lacrimal ductitis, lacrimal ductitis or lacrimal sac inflammation, if inflammation, manifested by the flow of tears at the same time there is the outflow of secretions, there is no inflammation of the lacrimal duct, the doctor needs to give the patient a tear duct flushing examination to diagnose.