I. Congenital nasolacrimal duct obstruction symptoms: after birth, the child with one or both eyes constantly lacrimation, eye stool, but the conjunctiva is generally not congested. Second, conservative treatment methods: 1, such as only the symptoms of lacrimation, can be a single line of lacrimal sac area massage, tear duct remnant membrane has the possibility of self-rupture; massage the correct method: parents should daily in the child’s affected eye on the side of the nasal bridge (medically known as the inner contiguous part), from the top down the sequence of moderate lacrimal sac area massage, massage fingers do not just slide or rub on the skin of the nasal bridge, but with the thumb close to the skin will be used for the force of the medial orbital rim under the The tear sac area, so that it slides and massage from top to bottom. Such massage can be carried out 4 – 6 times a day. 2, if there is also an increase in secretion, it should be combined with the use of antibiotic eye solution 2-3 times a day; 3, conservative treatment until 6 months of age; 3, surgical treatment 1, if after 6 months of age the tear duct still does not work, you can go to the hospital for tear duct flushing and exploration, some children through the tear duct pressure flushing can be broken through the film; according to the child’s condition to determine the number of flushing and exploration and interval; 2, if repeated exploration still does not work, then you need to perform lacrimal duct placement surgery. If the lacrimal duct is still not working, then lacrimal duct placement surgery is needed.