This is bad, because that means your shih tzu has bad allergies..
Yes, do not scratch the affected area.
depends on how bad the scratch is if it's not bad hand it into a shop that does disc cleaning machines if it's too bad then they won't take it in
Usually not.
*scratch
i don't think so but DO NOT SCRATCH IT ANYMORE it shouldn't be serious
scratch ,attack
Chicken scratch
Cornea transplant
welll it is the lower cornea
yes it is too bad
a really bad snowstorm.