selenmangel

Selenmangel, or selenium deficiency, is a condition characterized by insufficient intake of the mineral selenium in the diet. Selenium is an essential trace element that plays a crucial role in various physiological processes, including thyroid function, antioxidant defense, and immune system regulation. It is found in small amounts in various foods, with the richest sources being seafood, nuts, and whole grains.

Symptoms of selenmangel can vary depending on the severity and duration of the deficiency. Common signs include fatigue, hair loss, nail brittleness, and muscle weakness. More severe cases may lead to thyroid dysfunction, cardiovascular issues, and impaired immune function. In rare instances, prolonged selenium deficiency can result in Keshan disease, a severe heart condition.

The primary cause of selenmangel is inadequate dietary intake, often due to poor nutrition or specific dietary restrictions. Geographical factors can also play a role, as selenium levels in soil and water vary, affecting the selenium content of local foods. Certain medical conditions, such as Crohn's disease and cystic fibrosis, can also lead to malabsorption of selenium.

Treatment for selenmangel typically involves dietary changes to increase selenium intake. Foods rich in selenium include Brazil nuts, seafood, and whole grains. In some cases, selenium supplements may be recommended, especially for individuals with severe deficiencies or specific medical conditions. It is important to consult with a healthcare provider before starting any supplementation regimen.

Prevention of selenmangel involves maintaining a balanced diet that includes a variety of selenium-rich foods. For individuals with specific dietary restrictions or medical conditions, consulting a healthcare provider or a registered dietitian can help ensure adequate selenium intake. Regular monitoring of selenium levels in the body, through blood tests, can also help in early detection and management of selenium deficiency.