ICD-11 definition : Postpartum thyroiditis (PPT) is the occurrence, in the postpartum period, of transient
hyperthyroidism and/or transient hypothyroidism, with most women returning to the
euthyroid state by 1 year postpartum.;
Postpartum thyroiditis (PPT) is the occurrence, in the postpartum period, of transient
hyperthyroidism and/or transient hypothyroidism, with most women returning to the
euthyroid state by 1 year postpartum.