The chances of error in the hepatitis B virus dna test every five days are very small. Hepatitis B virus dna test results are generally very accurate, the chance of misdiagnosis due to machine failure is very small, if you are skeptical about the test results, it is recommended to check the Hepatitis B penta or go to other hospitals to check again, Hepatitis B virus dna refers to the degree of replication of the Hepatitis B virus is active. If hepatitis B virus carrier is confirmed in the examination, then it is recommended to do liver function test, if liver function is not abnormal, it suggests that hepatitis B virus carrier without hepatitis flare-ups, and antiviral drugs (such as entecavir, etc.) are not needed for the time being, and need to be rechecked regularly; if it is found to be accompanied by abnormal liver function, then it is necessary to carry out antiviral and liver-protecting treatments under the guidance of physicians. Hepatitis B virus dna test is very sensitive, and the possibility of error in the test result every five days is very small.