<unk>  may be caused by congenital causes like thyroid dysgenesis and ectopic thyroid gland.<unk>  may be caused by other causes like antithyroid medications and iodine deficiency.
Cretinism causes
Fanconi syndrome causes
Cowden syndrome causes
Tuberous sclerosis causes
Bannayan-Riley-Ruvalcaba syndrome causes
Low triglyceride causes
Hypolipoproteinemia causes
Noonan syndrome causes