After that, your thyroid may become underactive and, over time, the condition may become permanent, requiring thyroid hormone replacement. Some babies are born with a thyroid that is not fully developed or does not work properly. Early treatment can prevent these problems. When surgeons remove part of the thyroid, the remaining part may produce normal amounts of thyroid hormone. But some people who have this surgery may develop hypothyroidism.
Removing the entire thyroid always results in hypothyroidism. Radioactive iodine, a common treatment for hyperthyroidism, gradually destroys thyroid cells. If you receive radioactive iodine treatment, you probably will eventually develop hypothyroidism.
Doctors also treat people who have head or neck cancers with external radiation therapy , which can also damage the thyroid if it is included in the treatment. Some medicines can interfere with thyroid hormone production and lead to hypothyroidism, including certain. Several recently developed cancer medicines, in particular, can either affect the thyroid directly or affect it indirectly by damaging the pituitary gland. Your doctor will take your medical history and perform a physical exam.
Because hypothyroidism can cause fertility problems, women who have trouble getting pregnant often get tested for thyroid problems. Hypothyroidism is treated by replacing the hormones that your own thyroid can no longer make. You will take levothyroxine , a thyroid hormone medicine identical to a hormone a healthy thyroid makes.
These newer formulas may help people with digestive problems to absorb the thyroid hormone. Your doctor may recommend taking the medicine in the morning before eating. Your doctor will give you a blood test about 6 to 8 weeks after you begin taking the medicine, adjusting your dose if needed.
Your hypothyroidism most likely can be completely controlled with thyroid hormone medicine, as long as you take the recommended dose as instructed. Never stop taking your medicine without talking with your doctor first.
Taking too much thyroid hormone medicine can cause serious problems, such as atrial fibrillation or osteoporosis. Your thyroid uses iodine to make thyroid hormones. Eating foods that have large amounts of iodine—such as kelp, dulse, or other kinds of seaweed—may cause or worsen hypothyroidism. All hypothyroid patients except those with severe myxedema life-threatening hypothyroidism can be treated as outpatients, not having to be admitted to the hospital. The only dangers of thyroxine are caused by taking too little or too much.
If you take too little, your hypothyroidism will continue. The most common symptoms of too much thyroid hormone are fatigue but inability to sleep, greater appetite, nervousness, shakiness, feeling hot when other people are cold, and trouble exercising because of weak muscles, shortness of breath , and a racing, skipping heart. Patients who have hyperthyroid symptoms at any time during thyroxine replacement therapy should have their TSH tested.
If it is low, indicating too much thyroid hormone, their dose needs to be lowered. The goal of treatment is to get and keep your TSH in the normal range. Babies with hypothyroidism must get all their daily treatments and have their TSH levels checked as they grow, to prevent mental retardation and stunted growth. Hypothyroidism Brochure PDF. El folleto de Hipotiroidismo. For information on thyroid patient support organizations, please visit the Patient Support Links section on the ATA website at www.
Hypothyroidism Underactive. Hypothyroidism FAQS. Autoimmune disease. This is more common in women than men. Autoimmune thyroiditis can begin suddenly or it can develop slowly over years.
Surgical removal of part or all of the thyroid gland. If the whole thyroid is removed, people will definitely become hypothyroid. If part of the gland is left, it may be able to make enough thyroid hormone to keep blood levels normal. Radiation treatment. All these patients can lose part or all of their thyroid function. Congenital hypothyroidism hypothyroidism that a baby is born with.
A few babies are born without a thyroid or with only a partly formed one. A few have part or all of their thyroid in the wrong place ectopic thyroid. Thyroiditis is an inflammation of the thyroid gland, usually caused by an autoimmune attack or by a viral infection. Thyroiditis can make the thyroid dump its whole supply of stored thyroid hormone into the blood at once, causing brief hyperthyroidism too much thyroid activity ; then the thyroid becomes underactive.
Medicines such as amiodarone, lithium, interferon alpha, and interleukin-2 can prevent the thyroid gland from being able to make hormone normally. The thyroid gland makes two important hormones called thyroxine T4 and triiodothyronine tri i o do THI ro nen, T3.
Another important hormone called thyroid-stimulating hormone TSH is made in the brain. It tells the thyroid gland to make T3 and T4. Symptoms of hypothyroidism in children are different from adults. Each child may experience different symptoms—or no symptoms at all. These are the most common symptoms by age:. Your child will have blood tests to measure thyroid hormone levels. An ultrasound of the thyroid gland uses sound to see pictures of the gland.
X-rays using dye may be done to measure the function of the gland. The treatment of under active thyroid is simple and effective. Your child will be given medicine in tablet form to take every day.
It is important your child take it every day at the same time.
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