Antinuclear antibodies 1:100 after pregnancy is not too important. Antinuclear Antibodies After Pregnancy 1:100 means that the antinuclear antibodies are between negative and positive, there is a high probability that they are positive, and it also means that there will be a possibility of immune disorders, such as connective tissue disease. Combined infections, tumors, or normal people have a chance of developing them. Immune disorders can easily flare up during pregnancy, and if the test results are confirmed, they need to be treated with medication that has no effect on the fetus under the supervision of a doctor. Antinuclear antibody 1:100 in pregnancy may also lead to the occurrence of miscarriage. Pregnant women should go to the hospital in time to do the relevant examinations, and according to the results of the examination, treat the symptoms. If you feel unwell, you should consult a doctor in time.