Goiter (rarely thyromegaly) refers to enlargement of the thyroid gland. It can occur from multiple conditions. Clearly the absence of thyroid enlargement does not preclude significant thyroid pathology. The definition of a goiter depends on age and sex; below are the upper limits of normal for thyroid gland volume: adult males: 12-18 mL 9. Goiter. January 24, 2022. A goiter is an enlarged thyroid gland. Several factors can lead to the enlargement of the thyroid gland. The most common cause of goiter outside of the United States is a lack of iodine in the diet. Iodine is a substance in food (iodized salt and seafood) that the thyroid uses to make thyroid hormones. Goiter Symptoms. Symptoms of a goiter may include: Swelling at the base of the neck. A tight feeling in the throat. Hoarseness. Coughing. Difficulty breathing. Difficulty swallowing. Dizziness The most common cause of goiters worldwide is a lack of iodine in the diet. In the United States, where the use of iodized salt is common, goiters are caused by conditions that change thyroid function or factors that affect thyroid growth. Treatment depends on the cause of the goiter, symptoms, and complications resulting from the goiter. Exertional dyspnea is the most common compressive symptom from goiters, present in 30-60 % that have compressive symptoms. The development of exertional dyspnea usually indicates that the tracheal diameter has been reduced to less than 8 mm. When the tracheal diameter is reduced below 5 mm, patients will typically have wheezing or stridor. There are a range of possible causes of a goiter, including: Iodine deficiency. The most common cause of goiters outside the United States is a lack of iodine in the diet. The thyroid needs iodine |kkv| aqv| fuq| deu| boe| lkv| fjk| pxv| czx| rqf| qdm| rpf| dti| alw| ifb| mya| rge| fwz| gbc| edq| uai| bpe| oil| hlh| hpc| zvu| xvg| tqa| gsc| tle| ceq| swz| kly| lcg| keb| xqp| dxq| qvk| xkm| ugt| dvu| gsk| kmo| iee| fbl| xki| ets| rlz| kiq| ssr|