Antithyroid peroxidase antibody 148IU/ml suggests autoimmune thyroiditis, if the thyroid function is normal, no treatment is needed for the time being, and it is recommended to check regularly. The normal range of anti-thyroid peroxidase antibody is <60IU/ml (the specific range should refer to the local hospital), and 148IU/ml is elevated. Antithyroid peroxidase antibody is thyroid autoantibody, elevated suggests autoimmune thyroiditis, if the thyroid function is normal, there is no need for treatment for the time being, and regular rechecks can be done. If hypothyroidism occurs in later stages, thyroid hormone replacement therapy is needed under the guidance of a doctor. For patients with elevated anti-thyroid peroxidase antibodies, it is recommended that they consult a doctor and follow the doctor's instructions for examination and treatment.