clouded vision following cataract surgery
is because of corneal edema
or because of inflammation following cataract surgery.
Since you say that you had a injury
with a foreign body in the iris and your doctor has tried to remove the foreign body, this would have initiated a inflammation.
These two conditions corneal edema and inflammation following surgerycan be treated in the early stage.You can take a second opinion
from another eye surgeon for correct diagnosis and treatment.