What is the reason why tears flow when the eyes are blown

Eye blowing on the performance of tears symptoms, is due to lacrimal duct obstruction or lacrimal duct stenosis caused. Lacrimal duct obstruction and lacrimal duct stenosis are common diseases in ophthalmology, will lead to patients showing tears symptoms, especially in the cold stimulation of the face or strong light stimulation of the eyes, tears symptoms will be more obvious. Patients can go to the hospital ophthalmology, after doing lacrimal duct washing experiment, to determine whether there is lacrimal duct obstruction. Generally speaking, there is lacrimal passage obstruction, which can be treated by lacrimal passage probing treatment, lacrimal passage catheterization, or nasolacrimal sac anastomosis, so that after lacrimal passage dredging, the symptoms of windward tears or photophobia tears can be naturally eliminated.