There is a super big bubble in the chicken's stomach, which feels soft, like a bubble and like a blister. Does anyone know what this is? Is the chicken still edible?

Broiler ascites syndrome, also known as edema disease in chicks, ascites disease in broilers, heart failure syndrome and altitude sickness, is a syndrome characterized by pathological changes in the heart, liver and other parenchymal organs of sick chickens, obvious ascites in abdominal cavity, hypertrophy and expansion of right ventricle, pulmonary congestion and edema, cardiopulmonary failure and obvious swelling of liver, which mainly occurs in young broilers. Ascites is a characteristic symptom of the disease, which occurs on the basis of pathological changes of visceral parenchyma organs between the heart and the liver. In order to properly reflect the pathological nature of the disease, it is generally called ascites syndrome.