Enlarged or bloated belly can stem from common issues like food intolerances (lactose, gluten), IBS, constipation, SIBO, and swallowing air, but also serious conditions such as celiac disease, inflammatory bowel disease (Crohn's, ulcerative colitis), pancreatic insufficiency, liver disease (cirrhosis) causing fluid buildup (ascites), ovarian cancer, gastroparesis, bowel obstruction, or even heart failure. Hormonal changes (menstruation), weight gain, and certain medications can also contribute.
Liver disease and liver cirrhosis can cause ascites, a condition where fluid builds up in your abdomen causing it to swell.
More serious disorders that may cause bloating are:
Certain gastrointestinal diseases cause gas and bloating, including small intestinal bacterial overgrowth (SIBO), celiac disease, exocrine pancreatic insufficiency (EPI) and inflammatory bowel diseases (IBD). Inflammation of the abdominal lining (peritonitis).
Bloating is a sign of excess gas or fluid in the digestive system, often from swallowing air, eating gas-producing foods (like beans, dairy, or gluten), constipation, food intolerances (lactose, fructose), or conditions like Irritable Bowel Syndrome (IBS) or SIBO. It can also signal more serious issues like celiac disease, gastroparesis, or gynecological problems, but usually results from dietary habits or common digestive issues.
Some people have a bloated stomach for a long period of time due to gastrointestinal tract disease, including gastritis, gastric ulcer, gastrointestinal or colorectal cancer, parasitic infection, irritable bowel syndrome, intestinal dysfunction, and other system disorders such as thyroid and diabetes, which can ...
People with liver disease often notice their belly is swollen. This can mean they have a condition called ascites. This means a build-up of fluid in the belly.
Contrary to the many diagrams on the internet, stress belly has no specific look or shape. It is simply an accumulation of fat in the abdomen caused by stress.
Persistently feeling bloated and full is one of the most common early signs of ovarian cancer.
Bloating and abdominal distension: Impaired digestion and motility in autoimmune gastritis can lead to symptoms of bloating and abdominal distension. Patients may feel a sense of fullness and increased gassiness, causing their abdomen to appear and feel distended.
Crohn's disease is a type of inflammatory bowel disease (IBD) that causes swelling and irritation of the tissues, called inflammation, in the digestive tract. This can lead to belly pain, severe diarrhea, fatigue, weight loss and malnutrition.
You should worry about bloating and see a doctor if it's persistent, severe, or accompanied by red flag symptoms like unexplained weight loss, severe abdominal pain, vomiting, diarrhea, changes in bowel habits (like bloody or black stools), fever, or loss of appetite, as these can signal serious conditions like celiac disease, IBD, or even cancer, though simple diet/lifestyle changes often resolve minor bloating.
Ascites (fluid in the belly) Cirrhosis for Patients
Fluid leaks out of the liver and into the belly, and your belly begins to fill up. This can make your abdomen enlarge like a balloon filled with water. Your legs and scrotum can get swollen too.
Loss of muscle mass decreases how quickly the body uses calories. That can make it more challenging to maintain a healthy weight. Many women notice an increase in belly fat as they get older even if they don't gain weight.
Four key warning signs of a damaged liver include jaundice (yellow skin/eyes), abdominal issues (swelling, pain), fatigue/weakness, and changes in urine/stool color, alongside symptoms like itchy skin, easy bruising, confusion, or nausea, indicating the liver isn't filtering toxins or clotting blood properly.
You likely won't notice an enlarged liver on your own. In some severe cases, you might notice a feeling of bloating or fullness in your belly or an ache in your upper right abdomen (where your liver is). It's more likely your healthcare provider will discover it during an exam.
Some liver and kidney disorders and some urinary tract infections can turn urine dark brown. So can bleeding inside the body called a hemorrhage. A group of illnesses that mainly affect the skin or the nervous system, called porphyria, also can cause brown urine.
Endo belly occurs when you have endometriosis and your tummy becomes bloated. It is also called endometriosis bloating. Medications and changes to your diet can help ease your symptoms, as well as treating the underlying condition, endometriosis.
The size and shape of the stomach can vary depending on the size and number of fibroids, but the overall look is one of fullness or distension concentrated in the lower abdomen.
The list of organic disorders that can cause bloating and distension also includes celiac disease, pancreatic insufficiency, prior gastroesophageal surgery (such as fundoplication or bariatric procedures), gastric outlet obstruction, gastroparesis, ascites, gastrointestinal or gynecologic malignancy, hypothyroidism, ...
Signs and Symptoms of Stomach Cancer
A hard stomach can happen for various reasons, including constipation, gastric cancer, and some chronic digestive conditions, such as irritable bowel syndrome (IBS) and inflammatory bowel disease (IBD). Treatment for a hard stomach depends on the causes.
Symptoms of water retention due to kidney disease
Shortness of breath: Fluid accumulation in the lungs can cause shortness of breath, especially during physical activity or lying down. Abdominal swelling: Fluid accumulation in the abdominal cavity can cause bloating and swelling in the stomach area.