Dacryocystorhinostomy is a type of surgery sometimes used to treat
blocked tear ducts in adults. It is rarely used in
This procedure creates a new passageway between the tear duct sac and
the nasal cavity, bypassing the blocked tear duct. To do the procedure, the doctor needs to make a cut (incision) in the skin by the eye. A tube is inserted through
the tear duct sac and into the nose through a hole in the bone. This tube is
left in the nose and stitched in place.
Eye floaters are small moving spots that appear in your field of vision. They may be especially noticeable when you look at something bright, such as white paper or a blue sky.
Eye floaters can be annoying, but they generally don't interfere with your sight.
Occasionally a particularly large eye floater may cast a subtle shadow over your vision. But this tends to occur only in certain types of light.
Most of the time people learn to live with eye floaters and ignore them. And they often improve...
Adults who have long-term tear duct blockage that is not caused by an
infection often need to have dacryocystorhinostomy. If the person has a tear
duct infection, surgery will be delayed until the infection has cleared.