It may be vomiting blood caused by ulceration of the cat's gastric mucosa. When a cat suffering from gastric ulcer vomits, it will vomit bright red blood or gastric juice mixed with blood. At the same time, there are also symptoms such as loss of appetite, lack of energy, and possible squatting due to stomach pain. Cats vomiting blood may be caused by oral problems, such as dental calculus, bleeding gums, etc.

It may also be that a foreign object punctures the esophagus or gastric mucosa, causing vomiting of blood. Blood streaks may also be spit out from the mouth during pulmonary bleeding. Cats suffering from pancreatitis, chronic kidney disease, and digestive tract tumors may cause vomiting blood. If a kitten vomits blood, it cannot be ruled out that it is feline plague, especially kittens that have not been vaccinated. Cat plague can cause bleeding or even vomiting blood. It is recommended to go to the pet hospital in time to investigate the cause and provide symptomatic treatment. In addition, food poisoning cannot be ruled out, such as accidentally eating rat poison, and cats may also vomit blood.