Eye Problems In Chihuahuas. Cataract usually affects older or senior chihuahuas. However, these same features also make their eyes susceptible to injuries and vision problems.
If your chihuahua is losing vision, this could be the cause, and you should seek veterinary attention immediately. The bulging eyes of the chihuahua, in part, gives them their distinctive look. However, these same features also make their eyes susceptible to injuries and vision problems.