Stomach Swelling & Bloating

Stomach Swelling and Bloating Evaluation in Cypress and Katy

Feeling bloated after meals occasionally is common. However, frequent stomach swelling, persistent abdominal bloating, or a noticeably enlarged abdomen may indicate an underlying digestive condition that deserves medical evaluation.

Bloating may occur because of excess intestinal gas, constipation, food intolerances, irritable bowel syndrome (IBS), delayed stomach emptying, celiac disease, liver disease, or other gastrointestinal disorders. While many causes are not serious, persistent or worsening abdominal swelling should not be ignored, especially when it occurs with severe pain, unexplained weight loss, vomiting, rectal bleeding, or changes in bowel habits.

At United Gastroenterology Associates, we evaluate adults experiencing stomach bloating, abdominal swelling, excessive gas, abdominal distension, early fullness, constipation, diarrhea, abdominal pain, nausea, and other digestive symptoms. Our board-certified gastroenterologist develops personalized treatment plans based on the underlying cause—not simply the symptom.

Whether your bloating occurs after every meal, worsens throughout the day, or has become a chronic problem, our goal is to identify why it is happening and help you find lasting relief.

United Gastroenterology Associates provides expert digestive care at 21216 Northwest Freeway, Suite 640, Cypress, TX 77429, and 23920 Katy Freeway, Suite 555, Katy, TX 77494. To schedule a non-emergency appointment, call (346) 340-4414 or visit our appointment request page.

Call Now: (346) 340-4414

When Can Stomach Swelling or Bloating Be an Emergency?

Although bloating is often caused by common digestive conditions, some symptoms require immediate medical attention.

Call 911 or go to the nearest emergency department if you develop:

Severe or rapidly worsening abdominal pain
A rigid or extremely swollen abdomen
Difficulty breathing with abdominal swelling
Fainting or loss of consciousness
Persistent vomiting with inability to keep fluids down
Vomiting blood or material resembling coffee grounds
Black, tarry stools
Large amounts of rectal bleeding
Sudden confusion
High fever with severe abdominal pain
Severe chest pain
Signs of a severe allergic reaction

Seek Urgent Medical Care If You Have:

Abdominal swelling that develops suddenly
Severe bloating with inability to pass stool or gas
Persistent vomiting
Repeated vomiting after eating
Unintentional weight loss
Yellowing of the skin or eyes (jaundice)
Persistent fever or chills
Severe constipation lasting several days with abdominal swelling
New abdominal swelling after recent surgery
A painful abdominal lump
Increasing abdominal size over several days without explanation

A severely swollen abdomen with vomiting, constipation, and inability to pass gas may indicate an intestinal obstruction requiring emergency evaluation. Progressive abdominal swelling with jaundice may suggest advanced liver disease or another serious medical condition that requires prompt assessment.

Do not use the online appointment form for medical emergencies.

What Is Stomach Swelling and Bloating?

Although many people use the terms interchangeably, bloating and stomach swelling are not always the same.

Bloating describes the uncomfortable feeling of pressure, fullness, tightness, or excess gas inside the abdomen.

Abdominal swelling, also called abdominal distension, refers to a visible or measurable increase in abdominal size.

Some people experience bloating without visible swelling, while others notice that their abdomen becomes larger as the day progresses.

These symptoms may develop occasionally after a large meal or become chronic, affecting daily activities, work, sleep, and quality of life.

Many digestive disorders can cause bloating, including:

Irritable bowel syndrome (IBS)
Constipation
Food intolerances
Celiac disease
Excess intestinal gas
Delayed stomach emptying
Small intestinal bacterial overgrowth (SIBO)
Gastroesophageal reflux disease (GERD)
Gastritis
Liver disease
Gallbladder and biliary disorders
Pancreatic disorders

Occasionally, abdominal swelling may result from fluid buildup inside the abdomen (ascites), intestinal blockage, inflammation, or other serious conditions that require prompt evaluation.

Because treatment depends on the underlying cause, identifying why bloating occurs is an important first step.

Common Gastritis Symptoms

Upper stomach pain, burning stomach pain, sour stomach, nausea, bloating after eating, indigestion, feeling full quickly, and loss of appetite are common signs of gastritis.

What Causes Gastritis?

Common causes include H. pylori infection, frequent NSAID pain relievers, alcohol, bile reflux, and autoimmune gastritis, among other digestive conditions.

When to See a GI Doctor

See a gastroenterologist if symptoms are persistent, worsening, or not improving, or if you have a history of ulcers or H. pylori or long-term NSAID use with stomach pain. Need Consultation!

Board-Certified Gastroenterology Excellence

Digestive Disease Specialist in Cypress, TX

Dr. Muhammad Ali Khan, MD, FACP, FASGE

At the heart of our practice is Dr. Muhammad Ali Khan, a highly respected, board-certified gastroenterologist and hepatologist. Dr. Khan brings a wealth of clinical expertise and a deep commitment to patient-centered care, helping patients across Cypress and the surrounding areas manage complex digestive and liver conditions.

A Legacy of Excellence

Dr. Khan’s approach to medicine is built upon a foundation of rigorous training and a passion for continuous learning. After earning his medical degree from Dow Medical College, he completed his Internal Medicine residency at the University of Toledo. He further specialized through advanced fellowship training in Gastroenterology and Hepatology at the University of Tennessee.

Academic Leadership & Research

Before joining our team, Dr. Khan served as an Associate Professor at the prestigious MD Anderson Cancer Center. During his tenure, he played a vital role in the care of patients with complex gastrointestinal conditions and cancers, while simultaneously shaping the future of medicine through research and education.

Dr. Khan is a recognized leader in the field, having:

Authored 100+ peer-reviewed scientific publications.
Presented groundbreaking research at national and international medical conferences.
Contributed to the development of clinical practice guidelines that influence gastroenterology care worldwide.

Committed to Your Health

Dr. Khan’s dedication to excellence is reflected in his professional recognitions as a Fellow of the American College of Physicians (FACP) and a Fellow of the American Society for Gastrointestinal Endoscopy (FASGE). He is also an active member of the American College of Gastroenterology and the Texas Medical Association.

By combining his extensive academic background with a compassionate, patient-focused approach, Dr. Khan ensures that every patient receives evidence-based, high-quality care tailored to their unique needs.

Experience the difference of expert care.

Consult with Our GI Specialist

Expert Evaluation for Persistent Bloating

Common Symptoms That May Accompany Bloating

People describe bloating in many different ways. Some notice only mild fullness after eating, while others experience significant abdominal swelling that interferes with daily activities.

Common symptoms include:

Feeling unusually full after eating
A swollen or enlarged abdomen
Tightness or pressure in the stomach
Excessive gas
Frequent belching
Passing gas more often
Abdominal cramping
Generalized abdominal discomfort
Pain that improves after passing gas
Visible abdominal distension
Hard or tight abdomen
Early fullness during meals
Nausea
Changes in bowel habits
Constipation
Diarrhea
Alternating constipation and diarrhea
Gurgling bowel sounds
Difficulty buttoning clothing later in the day

Some individuals notice symptoms only after meals, while others experience bloating throughout the day or immediately upon waking.

The pattern, timing, and associated symptoms often provide important clues about the underlying cause and help determine which diagnostic tests may be appropriate.

Does the Timing of Bloating Provide Clues?

The timing of symptoms may help narrow the possible causes, although it cannot establish a diagnosis on its own.

Bloating Immediately After Eating

Bloating that begins shortly after meals may occur with:

Swallowed air
Functional dyspepsia
Acid reflux (GERD)
Gastritis
Food intolerances

Bloating Several Hours After Meals

Delayed bloating may suggest:

Fermentation of certain carbohydrates
Constipation
Small intestinal bacterial overgrowth (SIBO)
Delayed stomach emptying (gastroparesis)

Bloating That Worsens Throughout the Day

This pattern is commonly seen with:

IBS
Constipation
Functional bloating
Increased intestinal gas

Constant Abdominal Swelling

Persistent abdominal enlargement may require evaluation for:

Fluid accumulation (ascites)
Large ovarian cysts or pelvic masses
Advanced constipation
Liver disease
Less commonly, gastrointestinal tumors or bowel obstruction

The relationship between bloating, meals, bowel movements, gas, and other digestive symptoms helps your gastroenterologist determine the most appropriate evaluation.

What Causes Stomach Swelling and Bloating?

Stomach bloating is a symptom, not a disease. While occasional bloating is common, frequent or persistent abdominal swelling may be caused by an underlying digestive condition.

Common causes include:

Excess intestinal gas
Irritable bowel syndrome (IBS)
Constipation
Food intolerances
Celiac disease
Acid reflux (GERD)
Gastritis
Gastroparesis
Small intestinal bacterial overgrowth (SIBO)
Gallbladder disease
Pancreatic disorders
Liver disease

Because many conditions share similar symptoms, a gastroenterologist evaluates your medical history, symptoms, and, when necessary, recommends testing to identify the cause.

Excess Intestinal Gas

Excess gas is one of the most common causes of bloating. It may result from swallowing air, eating quickly, carbonated drinks, high-fiber foods, or certain artificial sweeteners. Some people also have increased sensitivity to normal amounts of intestinal gas, making bloating more noticeable.

Irritable Bowel Syndrome (IBS)

IBS commonly causes:

Abdominal pain
Bloating
Excess gas
Diarrhea, constipation, or both
A feeling of incomplete bowel movements

Symptoms often worsen after meals or during periods of stress.

Constipation

Constipation can cause stool and gas to build up in the colon, leading to:

Abdominal bloating
Excess gas
Pressure or fullness
Hard stools
Straining
Infrequent bowel movements

Treating constipation often improves bloating.

Food Intolerances

Some people have difficulty digesting certain foods, leading to:

Bloating
Gas
Abdominal cramps
Diarrhea

Common triggers include lactose, fructose, sugar alcohols, and certain fermentable carbohydrates (FODMAPs).

Celiac Disease

Celiac disease damages the small intestine after gluten exposure and may cause:

Chronic bloating
Abdominal pain
Diarrhea or constipation
Weight loss
Fatigue
Vitamin deficiencies

Proper diagnosis is important before starting a gluten-free diet.

Acid Reflux (GERD)

Although GERD is best known for causing heartburn, it may also lead to:

Upper abdominal bloating
Frequent belching
Early fullness
Chest discomfort
Symptoms after meals

Gastritis and Functional Dyspepsia

Inflammation of the stomach lining or functional indigestion may cause:

Upper abdominal bloating
Fullness after eating
Nausea
Belching
Burning stomach discomfort
Reduced appetite

Gastroparesis

Gastroparesis occurs when the stomach empties too slowly. Symptoms may include:

Severe bloating
Early fullness
Nausea
Vomiting
Upper abdominal discomfort
Poor appetite

It is commonly associated with diabetes but may have other causes.

Small Intestinal Bacterial Overgrowth (SIBO)

SIBO develops when excessive bacteria grow in the small intestine. Common symptoms include:

Persistent bloating
Excess gas
Abdominal discomfort
Diarrhea
Nutrient deficiencies in some cases

Gallbladder Disorders

Gallbladder disease may cause bloating, especially after fatty meals, along with:

Right upper abdominal pain
Nausea
Vomiting
Fever
Jaundice

Persistent pain with fever or jaundice requires prompt medical evaluation.

Pancreatic Disorders

Conditions affecting the pancreas may contribute to:

Bloating
Upper abdominal pain
Nausea
Poor digestion
Weight loss
Oily stools

Severe upper abdominal pain that spreads to the back may indicate acute pancreatitis and requires emergency care.

Can Liver Disease Cause Stomach Swelling?

Yes. Some liver conditions can cause the abdomen to become enlarged because of fluid buildup, a condition known as ascites.

Ascites is different from typical bloating caused by gas. Instead of feeling temporarily full, the abdomen gradually becomes larger as fluid accumulates.

Symptoms may include:

Progressive abdominal enlargement
A feeling of heaviness or tightness
Rapid weight gain
Leg swelling
Shortness of breath
Yellowing of the skin or eyes (jaundice)

Ascites may occur in people with advanced liver disease and requires prompt medical evaluation.

Can a Bowel Obstruction Cause Bloating?

Yes. A bowel obstruction prevents food, fluid, and gas from moving normally through the intestines.

Symptoms may include:

Severe abdominal swelling
Cramping abdominal pain
Persistent vomiting
Constipation
Inability to pass gas
A tight or firm abdomen

A bowel obstruction is a medical emergency and should not be treated at home.

Can Women Experience Bloating From Gynecologic Conditions?

Yes. Although many cases are digestive in origin, bloating may also be related to gynecologic conditions.

Possible causes include:

Ovarian cysts
Endometriosis
Uterine fibroids
Pregnancy
Ovarian cancer (less commonly)

Women with persistent abdominal swelling, pelvic pain, abnormal bleeding, or bloating that continues for several weeks should seek medical evaluation.

Can Cancer Cause Persistent Bloating?

Most cases of bloating are not caused by cancer. However, persistent abdominal swelling that does not improve may occasionally be associated with cancers affecting the digestive tract or nearby organs.

Warning signs include:

Unexplained weight loss
Blood in the stool
Persistent vomiting
Difficulty swallowing
Ongoing abdominal pain
Progressive abdominal enlargement
Loss of appetite
Iron-deficiency anemia

These symptoms do not necessarily mean cancer is present, but they should be evaluated promptly.

Trusted Care for Abdominal Bloating

Foods That Commonly Cause Bloating

Find the Cause. Feel Better.

Certain foods naturally produce more gas during digestion. This does not mean they are unhealthy, but some people are more sensitive to them than others.

Common dietary triggers include:

Beans and lentils
Broccoli
Cabbage
Cauliflower
Brussels sprouts
Onions
Garlic
Apples
Pears
Watermelon
Dairy products in people with lactose intolerance
Carbonated beverages
Artificial sweeteners
Fried or fatty foods
Large meals

Keeping a food diary may help identify foods that consistently trigger symptoms.

Call (346) 340-4414

Why Does Bloating Happen After Eating?

Bloating after meals is common, but frequent or persistent symptoms may be caused by excess gas, constipation, food intolerances, delayed stomach emptying, acid reflux, gastritis, or irritable bowel syndrome. Some people feel bloated immediately after eating, while others develop symptoms over several hours. The timing and associated symptoms help determine the underlying cause.

When Should You See a Gastroenterologist?

Schedule an evaluation if bloating:

Occurs frequently or lasts for weeks
Happens after most meals
Causes significant abdominal swelling
Occurs with abdominal pain
Is associated with constipation or diarrhea
Causes early fullness or loss of appetite
Is accompanied by nausea or vomiting
Leads to unexplained weight loss
Occurs with blood in the stool, black stools, or jaundice
Interferes with daily activities or has no clear cause

A gastroenterologist can determine whether your symptoms are related to the stomach, intestines, liver, gallbladder, pancreas, or another digestive condition.

Conditions Commonly Associated With Bloating

Depending on your symptoms, your evaluation may include assessment for:

Irritable bowel syndrome (IBS)
Constipation
Acid reflux (GERD)
Gastritis
Celiac disease
Gallbladder disease
Pancreatic disorders
Liver disease

Finding the underlying cause allows treatment to focus on the condition responsible for your symptoms rather than simply relieving bloating temporarily.

Personalized Care for Lasting Relief

Stomach Swelling and Bloating Treatment in Cypress and Katy, TX

United Gastroenterology Associates provides comprehensive evaluation and treatment for adults experiencing persistent stomach swelling, bloating, excess gas, abdominal fullness, constipation, and other digestive symptoms.

Cypress gastroenterology office

21216 Northwest Freeway, Suite 640
Cypress, TX 77429

View the Cypress gastroenterology office.

Katy gastroenterology office

23920 Katy Freeway, Suite 555
Katy, TX 77494

View the Katy gastroenterology office.

Appointments

Telephone: (346) 340-4414

Request a non-emergency appointment.

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Digestive Specialists You Can Trust

Why Choose United Gastroenterology Associates for Stomach Swelling and Bloating?

Persistent bloating and abdominal swelling can have many possible causes. At United Gastroenterology Associates, we focus on identifying the underlying condition rather than simply treating the symptoms.

Patients choose our practice because we offer:

Board-certified gastroenterology and hepatology care
Comprehensive evaluation for persistent bloating and abdominal swelling
Advanced diagnostic testing, including upper endoscopy (EGD), colonoscopy, FibroScan®, and abdominal ultrasound when appropriate
Individualized treatment plans based on your diagnosis and symptoms
Expertise in managing IBS, constipation, GERD, gastritis, liver disease, gallbladder disorders, pancreatic conditions, and other digestive diseases
Convenient office locations in Cypress and Katy
Compassionate, patient-centered care focused on long-term digestive health
Coordination with your primary care physician and other specialists when needed

Our goal is to determine why your stomach feels swollen or bloated and provide evidence-based treatment to help relieve symptoms and improve your quality of life.

Meet Muhammad Ali Khan, MD.

Request an Evaluation for Persistent Bloating

Persistent stomach swelling, bloating, or abdominal fullness should not be ignored, especially when symptoms interfere with eating or daily activities. A gastroenterology evaluation can help identify the underlying cause and guide appropriate treatment.

Call (346) 340-4414 or request a non-emergency appointment at our Cypress or Katy office to schedule your evaluation.

Your Questions, Answered

Frequently Asked Questions

Is bloating normal after eating?

Mild bloating after a large meal is common. Frequent, severe, or persistent bloating should be evaluated to identify the underlying cause.

When should I worry about abdominal bloating?

Seek medical attention if bloating is associated with severe pain, persistent vomiting, blood in the stool, black stools, jaundice, unexplained weight loss, fever, or significant abdominal swelling.

Can constipation cause bloating?

Yes. Constipation commonly causes gas buildup, abdominal pressure, and visible stomach swelling. Treating constipation often improves bloating.

What foods commonly cause bloating?

Common triggers include beans, onions, cabbage, broccoli, carbonated beverages, dairy products in lactose intolerance, artificial sweeteners, and high-fat meals. Triggers vary from person to person.

Does bloating always mean IBS?

No. While IBS is a common cause, bloating may also result from constipation, food intolerances, gastritis, acid reflux, celiac disease, gallbladder disease, liver disease, pancreatic disorders, or other digestive conditions.

What tests are used to evaluate bloating?

Depending on your symptoms, evaluation may include blood tests, stool studies, abdominal imaging, upper endoscopy, colonoscopy, or specialized digestive testing.