Baby stool leukocytes 1+ usually means that white blood cells are detected in baby’s fecal examination, which may be related to specimen contamination, bacterial infection and other factors. 1. Specimen contamination: baby stool leukocytes 1+ may be due to reagent kit contamination, fecal contamination, contamination in the testing process and other factors, you can re-test by re-sampling the test or other tests again. 2. Bacterial infection: the intestinal tract is infected by bacteria, viruses and other pathogenic microorganisms, which may lead to leukocytosis, and leukocytes may be detected in the fecal test. If your baby has 1+ leukocytes in the stool, you can ask a professional doctor for diagnosis, identify the cause of the disease and carry out the relevant treatment under the guidance of the doctor, don’t judge or diagnose the condition privately, so as not to delay the treatment.