Are there any specific signs or symptoms to watch out for if my dog's spay stitches become infected?

Yes, there are specific signs to watch out for if your dog's spay stitches become infected. These signs may include redness, swelling, discharge, warmth around the incision site, foul odor, and your dog showing signs of pain or discomfort. If you notice any of these symptoms, it is important to contact your veterinarian for further evaluation and treatment.