ICD-11 definition : Transient congenital hypothyroidism is defined as transient thyroid dysfunction with
mildly elevated thyroid-stimulating hormone (TSH) and low thyroxine (FT4) levels which
return to normal either very promptly and spontaneously, or after several months of
thyroxine therapy. The disorder is due to a variety of causes including iodine deficiency
or exposure to iodine-containing compounds, transplacental passage of blocking maternal
antibodies, and dyshormonogenesis.;
Transient congenital hypothyroidism is defined as transient thyroid dysfunction with
mildly elevated thyroid-stimulating hormone (TSH) and low thyroxine (FT4) levels which
return to normal either very promptly and spontaneously, or after several months of
thyroxine therapy. The disorder is due to a variety of causes including iodine deficiency
or exposure to iodine-containing compounds, transplacental passage of blocking maternal
antibodies, and dyshormonogenesis.