The vet, intrigued by Kendra's theory, decided to seek a second opinion. He made a call to a colleague who specialized in environmental-related veterinary cases. Kendra watched as he paced back and forth, explaining the situation in hushed tones. The intensity in his voice was evident, even as his words were muffled. This call represented a new phase in the puppy's diagnosis, potentially bringing them closer to understanding the root cause of the illness.