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Liver Disease

At GastroDoxs in Houston, Dr. Nghia Nguyen delivers expert liver disease care—from fatty liver and hepatitis to cirrhosis. Combining advanced diagnostics, personalized treatment plans, compassionate support, he helps patients restore liver health, improve quality of life, and achieve lasting well-being.

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Texas Medical Board
Harris County Medical Society
American College of Gastroenterology
American Society for Gastrointestinal Endoscopy
Memorial hermann
Houston Methodist leading Medicine
HCA Houston Healthcare
Nghia Nguyen

About the Expert

Dr. Nghia Nguyen, DO, is a board-certified gastroenterologist providing advanced digestive care in the Greater Houston area. He earned his medical degree from the Texas College of Osteopathic Medicine and completed both his Internal Medicine residency and Gastroenterology fellowship at the University of Texas at Rio Grande Valley. Dr. Nguyen specializes in treating conditions such as acid reflux, irritable bowel syndrome (IBS), inflammatory bowel disease (IBD), and liver disorders.

Common Causes and Risk Factors

  • Obesity or overweight (NAFLD)
  • Type 2 diabetes and insulin resistance
  • High cholesterol or triglycerides
  • Nonalcoholic steatohepatitis (NASH)
  • Heavy alcohol use
  • Viral hepatitis B or C infections
  • Autoimmune or inherited liver diseases
  • Certain medications or environmental toxins

Signs and Symptoms

  • Often none in early stages
  • Yellowing of skin or eyes (jaundice)
  • Pain or swelling in the upper right abdomen
  • Persistent tiredness or weakness
  • Nausea, poor appetite, or unexplained weight loss
  • Dark urine or light-colored stools
  • Easy bruising or bleeding

How Dr. Nghia Nguyen Diagnoses?

Dr. Nguyen uses a step-by-step approach:

Medical History and Exam

He reviews the onset, location, and character of your pain, plus diet, stressors, medications, and family history.

Blood Tests

We check for anemia, inflammation markers, liver and pancreatic enzymes, and H. pylori antibodies.

Imaging Studies

  • Abdominal ultrasound to evaluate the gallbladder, liver, and pancreas.
  • CT scan for a more detailed look at abdominal organs when needed.

Endoscopic Evaluation

An upper endoscopy (EGD) allows direct visualization of the esophagus, stomach, and duodenum to detect ulcers, gastritis, or hiatal hernia.

Advanced Testing (if needed)

24-hour pH monitoring or gastric motility studies can help diagnose reflux disease or functional motility disorders.

Nghia Nguyen
Treatment

Our Team offers a full range of care for fatty liver disease.

1. Lifestyle and Diet Modifications

  • Personalized meal plans to reduce sugar and unhealthy fats
  • Exercise programs to support steady weight loss
  • Guidance on how to lower liver enzymes through diet and fitness

2. Medications

  • We follow the latest FDA fatty liver disease guidelines.
  • We may prescribe an FDA-approved fatty liver disease drug to reduce inflammation or control cholesterol.

3. Minimally Invasive or Advanced Procedures

  • FibroScan for non-surgical monitoring
  • Clinical trials of new therapies for NASH or MASH liver disease
  • Endoscopic treatments for advanced scarring (in selected cases)
Dr Nghia Nguyen

About the Author

Dr. Nghia Nguyen, DO, is a board-certified gastroenterologist providing advanced digestive care in the Greater Houston area. He earned his medical degree from the Texas College of Osteopathic Medicine and completed both his Internal Medicine residency and Gastroenterology fellowship at the University of Texas at Rio Grande Valley. Dr. Nguyen specializes in treating conditions such as acid reflux, irritable bowel syndrome (IBS), inflammatory bowel disease (IBD), and liver disorders.

Frequently Asked Questions

What are common signs of liver disease?

Early signs include fatigue, jaundice (yellowing of the skin or eyes), dark urine, light-colored stool, abdominal swelling, and easy bruising.

What causes liver disease?

Causes include viral infections (like hepatitis B or C), alcohol use, nonalcoholic fatty liver disease (NAFLD), autoimmune conditions, genetic disorders, and certain medications or toxins.

How is liver disease diagnosed?

Diagnosis typically involves blood tests (LFTs), imaging (ultrasound, CT, MRI), liver elastography (FibroScan), and sometimes a liver biopsy for confirmation.

Can liver disease be reversed?

In early stages, lifestyle changes like stopping alcohol, losing weight, and managing underlying conditions can help reverse some liver damage. Advanced stages like cirrhosis may be permanent but manageable.

Is liver disease always caused by alcohol?

No. While alcohol-related liver disease is common, many cases are due to nonalcoholic causes such as fat buildup, autoimmune disease, or hepatitis viruses.

What foods should I avoid with liver disease?

Limit processed foods, fried items, sugar, alcohol, and excess salt. Focus on a balanced diet rich in fruits, vegetables, whole grains, and lean proteins.

When should I see a liver specialist?

If you have abnormal liver tests, jaundice, persistent fatigue, or known risk factors like heavy alcohol use or hepatitis, consult a hepatologist or gastroenterologist.

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