case_images: PMC6503184_01
case_images: A drop of blood from a control canine patient (left) with a drop from the affected patient. The gross appearance of the blood from the affected patient is the chocolate brown coloration consistent with methemoglobinemia.
case_images: VMRR-10-37-g0001.jpg
case_images: PMC6503184_01_VMRR-10-37-g0001.jpg
case_images: F0001
case_images: The gross appearance of his blood was a chocolate brown color (Figure 1).