For a single return trip from Paris to Brussels, a point to point ticket is the best value for money and the cheapest train ticket. Best prices are available when buying the train ticket well in advance. For extensive train travel, a rail pass for France and Belgium is a better choice.
creÂ·tinÂ·ism. n. A congenital condition caused by a deficiency of thyroid hormone during prenatal development and characterized in childhood by dwarfed stature, mental retardation, dystrophy of the bones, and a low basal metabolism. Also called congenital myxedema. (ËkrÉtÉªËnÉªzÉm).
They include: 1  Thyroiditis: This is chronic inflammation of the thyroid. 2  Iodine deficiency: A diet that lacks iodine can result in thyroid nodules. 3  Thyroid adenoma: This is an unexplained overgrowth of thyroid tissue.  Thyroid cyst: This is usually caused by a thyroid adenoma thatâs breaking down (âdegeneratingâ).