What is the treatment of myxedema coma?
Patients with suspected myxedema coma should be admitted to an intensive care unit for vigorous pulmonary and cardiovascular support. Most authorities recommend treatment with intravenous levothyroxine (T4) as opposed to intravenous liothyronine (T3).Dec 1, 2000
Which intervention is the most critical for a client with myxedema coma?
Maintenance of adequate airway is crucial, since most patients have depressed mental status along with respiratory failure. Mechanical ventilation is commonly required during the first 36-48 hours, but some patients require prolonged respiratory support for as long as 2-3 weeks.Aug 31, 2020
Why are Corticosteroids given in myxedema coma?
Hydrocortisone (Solu-Cortef, Hydrocortone)
Patients presenting with myxedema coma/crisis may have adrenal insufficiency, and stress doses of IV steroids must be administered along with initial thyroid replacement until adrenal function has been determined to be normal.Aug 31, 2020
Patients presenting with myxedema coma/crisis may have adrenal insufficiency, and stress doses of IV steroids must be administered along with initial thyroid replacement until adrenal function has been determined to be normal.Aug 31, 2020
Which of the following can cause myxedema coma?
If you have severe hypothyroidism, then any of the following can contribute to myxedema coma: Infections, especially lung and urine infections. Heart failure. Stroke.Jun 3, 2020
What does methimazole do to the body?
Methimazole is used to treat hyperthyroidism, a condition where the thyroid gland produces too much thyroid hormone. It is also used before thyroid surgery or radioactive iodine treatment. Methimazole is an antithyroid medicine. It works by making it harder for the body to make thyroid hormone.Feb 1, 2022
Why T4 is preferred over T3 in treatment of myxedema coma?
Treatment with T4 may be less effective due to impaired conversion of T4 into T3 (associated with severe illness and inadequate caloric intake), but treatment with T3 may expose tissues to relatively high levels of thyroid hormone.Apr 25, 2018
What hormones affect myxedema?
myxedema, physiological reaction to lack of sufficient thyroid hormone (hypothyroidism) in the adult. It can be brought about by removal of the thyroid for any cause, by a cessation of function of the gland, or simply by glandular atrophy.
Which person is most likely to experience a myxedema coma?
Causes. Anyone with hypothyroidism, a history of neck surgery, or radioactive iodine treatment could be at risk for this life-threatening complication. However, there are some higher risk groups, according to Dr. Leanna Poston, such as older women (over the age of 60) who have a history of primary hypothyroidism.May 18, 2020
What is Myxoedema coma?
Myxedema coma is defined as severe hypothyroidism leading to decreased mental status, hypothermia, and other symptoms related to slowing of function in multiple organs. It is a medical emergency with a high mortality rate.Mar 9, 2021
What happens during a myxedema crisis?
Myxedema crisis is a life-threatening extreme form of hypothyroidism with a high mortality rate if left untreated. Myxedema crisis is commonly seen in older patients, especially women, and is associated with signs of hypothyroidism, hypothermia, hyponatremia, hypercarbia, and hypoxemia.May 12, 2011
How do I get rid of myxedema?
How is myxedema treated? Myxedema is most often addressed by treating the underlying cause of hypothyroidism that led to the thickening and coarseness of the skin. Medication to replace the reduced thyroid hormones is the most common treatment, and when dosed appropriately, may halt the progression of myxedema.