With antitransglutaminase antibodies in the breast milk, is breastfeeding beneficial or harmful?

Breast milk is fundamental to induce an appropriate immunotolerance in the newborn. Here, we present the case of a young mother who was diagnosed with celiac disease while breastfeeding. She is dealing with the problem of knowing that celiac disease-specific autoantibodies are present in her breast milk, but not knowing if they are potentially harmful to her baby.