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Hepatic Encephalopathy

At GastroDoxs in Houston, Dr. Nghia Nguyen specializes in diagnosing and treating hepatic encephalopathy, a serious brain disorder caused by liver dysfunction. His team offers personalized plans—combining dietary guidance, medications, and procedures—to reduce toxins, improve symptoms, and prevent lasting recurrence.

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Texas Medical Board
Harris County Medical Society
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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

  • Chronic liver damage (cirrhosis)
  • Alcohol-related liver disease
  • Viral hepatitis B or C
  • Elevated blood ammonia levels
  • Gastrointestinal bleeding
  • Certain infections or medications that stress the liver

Signs and Symptoms

  • Mild confusion or forgetfulness
  • Excessive sleepiness or lethargy
  • Mood swings, irritability or depression
  • Hand tremors or “flapping” asterixis
  • Poor coordination or slowed movements
  • Sleep disturbances (daytime drowsiness, nighttime insomnia)
  • In severe cases: stupor, unresponsiveness or coma

How Dr. Nghia Nguyen Diagnoses It

Dr. Nguyen begins by reviewing your medical history. He checks your symptoms and performs a physical exam.

He may order blood tests to check liver function and ammonia levels. Imaging like an ultrasound or MRI may show liver damage.

Simple mental tests help assess how your brain is working.

He also uses the ICD-10 code K72.90 to record your diagnosis for medical tracking and insurance coverage.

Dr. Nghia Nguyen
Treatment

Our Team offers a full range of care for hepatic encephalopathy.

1. Lifestyle and Diet Modifications

  • Limit meat-based proteins and emphasize plant-based proteins
  • Maintain proper hydration throughout the day
  • Avoid alcohol and discuss any new medications with Dr. Nguyen
  • Work with a GastroDoxs dietitian to create balanced, liver-friendly meals

2. Medications

  • Lactulose to help eliminate excess ammonia via bowel movements
  • Rifaximin to reduce ammonia-producing gut bacteria
  • Additional tailored therapies based on your individual symptoms

3. Minimally Invasive or Advanced Procedures

  • Transjugular intrahepatic portosystemic shunt (TIPS) to lower portal pressure
  • Endoscopic treatments for bleeding varices
  • Image-guided interventions for severe or recurrent encephalopathy
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 is hepatic encephalopathy?

Hepatic encephalopathy is a decline in brain function caused by severe liver disease. The liver can�t remove toxins from the blood, which then build up and affect the brain.

What are the symptoms?

Symptoms range from mild confusion, mood changes, and forgetfulness to severe disorientation, sleepiness, tremors, and even coma in advanced stages.

What causes hepatic encephalopathy?

It�s often triggered by liver failure, gastrointestinal bleeding, infection, dehydration, constipation, or certain medications in people with chronic liver disease or cirrhosis.

Can hepatic encephalopathy be reversed?

Yes. With prompt treatment, many patients recover from episodes. However, it may recur if the underlying liver condition isn�t managed.

How is it treated?

Treatment includes lactulose (a laxative that removes toxins), antibiotics like rifaximin, and managing underlying triggers. A low-protein diet may be advised in some cases.

Is hospitalization required?

Moderate to severe cases often require hospital care to stabilize symptoms, identify triggers, and prevent complications.

How can I prevent future episodes?

Prevention includes taking medications as prescribed, avoiding alcohol, maintaining regular bowel movements, eating a liver-friendly diet, and attending regular follow-ups.

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