ds is now 7 months, since birth he has had a block duct in his left eye (a drainage duct) which results in his eye periodically getting all "gunked up" and watery. it has greatly improved but still not 100% the paediatrician has said if its not resolved by about 10 months they may need to operate, has anyone had any experience of this, what the op invovles and any other forms of treatment possible