After the birth of the baby, some of the months will appear in the case of watery eyes, many and pus discharge. This kind of need to pay attention to, need to consider the congenital tear duct obstruction caused by, just like the sewer at home, blocked, under the water does not go to overflow. The human body is also the same, some babies are born without open tear ducts below, tears can not go down and cause tears, many secondary infections cause purulent discharge from the corner of the eye. It is usually heavier in the morning, sticking to the eyelids and yellow or yellow-green discharge. Diagnosis: Most diagnoses can be confirmed through outpatient examinations, but families who see their children with teary eyes also need to consider this aspect and need to see them on an outpatient basis. If necessary, a lacrimal flushing test can be performed to confirm the diagnosis, and a fluorescein reality test can also be performed to make the diagnosis. Treatment: In babies younger than half a year old, they can be treated by tear massage, which generally has a success rate of about 50%. If you are older than half a year old, you need to go through the tear duct exploration treatment, the success rate is about 90%. Tear duct probing is recommended earlier, as the success rate is relatively less when you are older than one year old. A small percentage of unsuccessful probes will require lacrimal duct placement surgery. If you are over seven or eight years old, you may need endoscopic lacrimal sac nasal anastomosis surgery.