What is the normal carbon 14 breath test?

The normal value of carbon 14 breath test is less than 100 (dpm/mmolCO2). If carbon 14 breath test is greater than 100 (dpm/mmolCO2), it is a positive reaction, which means that there is Helicobacter pylori infection in the body. Simple Helicobacter pylori infection is generally treated with triple therapy. When complicated with gastritis or digestive tract ulcer, quadruple therapy is adopted.