In most cases, the results of the test for infectious diseases during pregnancy will be available within the first two days. The test is performed by drawing blood to check for the presence of pathogenic infections in the body. The four infectious diseases mainly include Hepatitis B, Hepatitis C, Syphilis, and AIDS. During pregnancy, you need to take a blood test to screen for the corresponding diseases, and the screening method is not complicated, and in most cases, the results will be available in the first 1-2 days after taking the blood test. The results will be available within 1-2 days of the blood test. The test will determine whether the infection is present and will provide active treatment at an early stage and, if necessary, interruptive treatment in the late stages of pregnancy and at the time of delivery in order to prevent the spread of the infection. Once the corresponding infectious disease is detected, it is necessary to communicate with the doctor in a timely manner, and under the guidance of the clinician to carry out standardized care, regularly check the development of the fetus, and after the discovery of abnormalities should be dealt with in a timely manner in order to avoid causing irreversible damage.