幽門螺旋桿菌 (碳13檢測)
Helicobacter pylori (H. pylori) Carbon-13 Breath Test
*The H. pylori carbon-13 breath test is a non-invasive, accurate, and convenient diagnostic method to detect H. pylori infection, a major cause of chronic gastritis, peptic ulcers, and gastric cancer.
*Testing Principle
The patient ingests a urea solution labeled with carbon-13. If H. pylori is present in the stomach, the bacterium breaks down the urea, releasing carbon dioxide (CO₂) containing carbon-13. This CO₂ is exhaled and measured using specialized equipment to determine infection.
*Who Should Get Tested?
-Individuals with chronic gastric discomfort, such as:
-Stomach pain, heartburn, belching, or bloating.
-Suspected cases of peptic or duodenal ulcers.
-Post-treatment monitoring for confirmed H. pylori infection.
-Those with a family history of gastric cancer, recommended for regular screening.
*Testing Process
-Arrive fasting at the testing center.
-Collect a baseline breath sample.
-Consume the carbon-13 urea solution and wait approximately 30 minutes.
-Provide a second breath sample, and the carbon-13 ratio in CO₂ is analyzed.
*Results Interpretation
-Negative: No H. pylori infection detected.
-Positive: Indicates the presence of H. pylori, requiring further treatment as per medical advice.
*Advantages
-Non-invasive and painless, suitable for both children and adults.
-Highly accurate, with sensitivity and specificity exceeding 90%.
*Preparation Guidelines
-Medications:
Stop antibiotics 2-4 weeks prior and proton pump inhibitors (PPIs) at least 2 weeks before the test to avoid false-negative results.
-Dietary Restrictions:
Remain fasting on the day of the test; avoid coffee, tea, or sugary beverages.
*Treatment and Prevention
-Treatment:
If infected, a combination of antibiotics and acid suppressants (triple or quadruple therapy) is used for eradication.
-Prevention:
Maintain good food hygiene and avoid sharing utensils. Regular screening helps in early detection, especially for high-risk individuals.
*Conclusion
The H. pylori carbon-13 breath test is a safe and effective diagnostic tool for early detection of H. pylori infection, preventing the progression of related gastric conditions. Regular screening and timely treatment are essential for maintaining stomach health.
*The H. pylori carbon-13 breath test is a non-invasive, accurate, and convenient diagnostic method to detect H. pylori infection, a major cause of chronic gastritis, peptic ulcers, and gastric cancer.
*Testing Principle
The patient ingests a urea solution labeled with carbon-13. If H. pylori is present in the stomach, the bacterium breaks down the urea, releasing carbon dioxide (CO₂) containing carbon-13. This CO₂ is exhaled and measured using specialized equipment to determine infection.
*Who Should Get Tested?
-Individuals with chronic gastric discomfort, such as:
-Stomach pain, heartburn, belching, or bloating.
-Suspected cases of peptic or duodenal ulcers.
-Post-treatment monitoring for confirmed H. pylori infection.
-Those with a family history of gastric cancer, recommended for regular screening.
*Testing Process
-Arrive fasting at the testing center.
-Collect a baseline breath sample.
-Consume the carbon-13 urea solution and wait approximately 30 minutes.
-Provide a second breath sample, and the carbon-13 ratio in CO₂ is analyzed.
*Results Interpretation
-Negative: No H. pylori infection detected.
-Positive: Indicates the presence of H. pylori, requiring further treatment as per medical advice.
*Advantages
-Non-invasive and painless, suitable for both children and adults.
-Highly accurate, with sensitivity and specificity exceeding 90%.
*Preparation Guidelines
-Medications:
Stop antibiotics 2-4 weeks prior and proton pump inhibitors (PPIs) at least 2 weeks before the test to avoid false-negative results.
-Dietary Restrictions:
Remain fasting on the day of the test; avoid coffee, tea, or sugary beverages.
*Treatment and Prevention
-Treatment:
If infected, a combination of antibiotics and acid suppressants (triple or quadruple therapy) is used for eradication.
-Prevention:
Maintain good food hygiene and avoid sharing utensils. Regular screening helps in early detection, especially for high-risk individuals.
*Conclusion
The H. pylori carbon-13 breath test is a safe and effective diagnostic tool for early detection of H. pylori infection, preventing the progression of related gastric conditions. Regular screening and timely treatment are essential for maintaining stomach health.