What can cause visible light blood in dog urine? All questions Answered questions Unanswered questions All categories Birds Cats Dogs Pet Care Pet Food Pet Health Pet Safety > « Back to Previous Page ▲ 0 ▼ ♥ 0 My dog is a 13 yr spayed schnoodle. Marked as spam Posted by Toby Asked on Apr 01, 2019 6:26 am 32 views Follow Unfollow ▲ 0 ▼ ✔ Private answer My first thought would be a UTI (urinary tract infection) but this is definitely something that should be evaluated by your veterinarian ASAP! Marked as spam Answered on May 13, 2019 10:50 am Add comment Cancel « Back to Previous Page