This Is So Dangerous Gastric dilatation-volvulus is a serious condition and is fatal if left untreated. Commonly referred to as “bloat,” bloat occurs when a dog’s stomach fills with gas, food, or fluid and subsequently twists. Bloat develops without warning and can progress quickly. It is always an emergency. Signs of Bloat The dog will be very uncomfortable. You might see him pacing back and forth and whining or trying to get into a comfortable position but struggling. The dog might seem stress