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The Daily Insight

What triggers thyroid storm

Author

Rachel Ross

Published Apr 19, 2026

Thyroid storm occurs due to a major stress such as trauma, heart attack, or infection in people with uncontrolled hyperthyroidism. In rare cases, thyroid storm can be caused by treatment of hyperthyroidism with radioactive iodine therapy for Graves disease.

How do you know if you are having a thyroid storm?

Symptoms of thyroid storm include: Feeling extremely irritable or grumpy. High systolic blood pressure, low diastolic blood pressure, and fast heartbeat. Nausea, vomiting, or diarrhea.

Do you have hypothyroidism look at your hands?

Signs and symptoms of hypothyroidism can show up in the hands and nails. Hypothyroidism can cause dermatologic findings such as nail infection, vertical white ridges on the nails, nail splitting, brittle nails, slow nail growth, and nails lifting up.

How do you calm a thyroid storm?

Treating this condition Treatment will begin as soon as thyroid storm is suspected — usually before lab results are ready. Antithyroid medication like propylthiouracil (also called PTU) or methimazole (Tapazole) will be given to reduce the production of these hormones by the thyroid.

Which patient is most at risk for thyroid storm?

  • Thyroid storm may occur at any age but is most common in those in their third through sixth decades of life.
  • Graves disease predominantly affects those aged 20-40 years.
  • The prevalence of toxic multinodular goiter increases with age and becomes the primary cause of hyperthyroidism in elderly persons.

How common is a thyroid storm?

Thyroid storm is rare. Its incidence in the United States is between 5.7 and 7.6 per one million people. However, thyroid storm can lead to acute heart failure and a buildup of fluid in the lungs. When it does occur, it can be life-threatening in around 10–25 percent of people with the condition.

Is thyroid storm fatal?

Thyroid storm is an acute, life-threatening emergency. If untreated, thyroid storm is almost invariably fatal in adults (90% mortality rate) and is likely to cause a similarly severe outcome in children, although the condition is so rare in children that these data are not available.

Can thyroid cause neck and shoulder pain?

D. For some people, hypothyroidism can add to joint and muscle problems. Specifically, hypothyroidism may lead to: Muscle aches, tenderness and stiffness, especially in the shoulders and hips.

Is thyroid storm the same as thyrotoxicosis?

Thyrotoxicosis is a common endocrine condition that may be secondary to a number of underlying processes. Thyroid storm (also known as thyroid or thyrotoxic crisis) represents the severe end of the spectrum of thyrotoxicosis and is characterized by compromised organ function.

What do fingernails look like with thyroid disease?

One of the thyroid symptoms that too often goes unrecognized is brittle nails. Brittle nails may be indicative of hypothyroidism, which can impact the overall shape of the nail and cause it to grow in a flat, spoon-like shape.

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Can thyroid cause ridges in fingernails?

Thyroid dysfunction can also affect your nails, causing abnormality in nail shape, nail color, or attachment to the nail bed. Pay attention if you experience ongoing hangnails, ridges in your nails, splitting, peeling, or even dry cuticles.

Which drug should be given first to a patient with thyroid storm?

After initial supportive measures, a beta-blocker should be started for any case of suspected thyroid storm. Typically, propranolol 40 mg to 80 mg is given every 4 to 6 hours.

What is the survival rate of thyroid storm?

Once approaching 100% mortality only a century ago, thyroid storm remains one of the most life-threating endocrine emergencies at a 10% to 20% mortality rate even with advances in prevention, recognition, and treatment.

Can you have a thyroid storm without a thyroid?

Thyroid storm is the clinical manifestation of elevated serum thyroid hormone concentrations, resulting in the extreme alteration of usual hyperthyroid symptoms. The diagnosis can occur in patients with or without preexisting hyperthyroidism.

What does a hypothyroid flare feel like?

When Hashimoto’s thyroiditis flares up, you may begin to feel some of the symptoms of hypothyroidism. These can include things like: fatigue. aches and pains in your muscles and joints.

What is the opposite of a thyroid storm?

Myxedema is another term for severely advanced hypothyroidism. It’s a condition that occurs when your body doesn’t produce enough thyroid hormone. The thyroid is a small gland that sits right at the front of your neck.

Can thyroid storm resolve on its own?

You’ll usually begin to improve within 1 to 3 days. Once the crisis has passed, you should be evaluated by an endocrinologist (gland doctor) to determine if more treatment is needed. Thyroid storms don’t have to be a long-term concern. They can usually be prevented from happening again with medication and therapy.

When should you go to the ER for thyroid?

People who have hypothyroidism and develop fever, changes in behavior or mental status, slowness of breath, or increased swelling of the hands and feet should be taken to an emergency department.

Can Graves disease cause thyroid storm?

Thyroid storm. A rare but life-threatening complication of Graves’ disease is thyroid storm, also known as accelerated hyperthyroidism or thyrotoxic crisis. It’s more likely when severe hyperthyroidism is untreated or treated inadequately.

What medication is used for thyroid storm?

High-dose propylthiouracil (PTU) or methimazole may be used for treatment of thyroid storm. PTU has a theoretical advantage in severe thyroid storm because of its early onset of action and capacity to inhibit peripheral conversion of T4 to T3.

What can dexamethasone do for patients who have thyroid storm?

Large doses of dexamethasone (2 mg q6h) inhibit hormone production and decrease peripheral conversion from T4 to T3. Antithyroid medications such as propylthiouracil (PTU) and methimazole (MMI) oppose synthesis of T4 by inhibiting the organification of tyrosine residues.

Can thyroid problems affect your legs?

Severe, untreated hypothyroidism can cause fluid buildup that puts pressure on the nerves in your arms and legs. This can lead to tingling, pain, and numbness where the nerve is damaged. Low thyroid can sometimes lead to carpal tunnel syndrome, which affects the nerves in your hand and wrist.

Does thyroid cause back pain?

Your thyroid and spine are more connected than you might imagine. The inflammation and swelling in thyroid problems like Hashimoto’s can push one of the nearby vertebrae out of place, causing a subluxation in your cervical spine. Long-term uncontrolled hypothyroidism can affect your spine in other ways.

Can thyroid cause throat and ear pain?

The most obvious symptom of subacute thyroiditis is pain in the neck caused by a swollen and inflamed thyroid gland. Sometimes, the pain can spread (radiate) to the jaw or ears.

Can thyroid cause cough?

Frequent coughing and a need to keep clearing your throat. Another symptom of thyroid nodules is a chronic cough, a cough that just won’t seem to go away. Like the nodules that cause swallowing symptoms, thyroid nodules that cause the patient to cough are almost always on the back side of the thyroid.

Can thyroid affect toenails?

Toenail changes: Too much and too little thyroid hormone can cause abnormalities of the nails, both the toenails and fingernails.

Can hypothyroidism cause GREY hair?

Early graying has been claimed to be related to autoimmune thyroid disease, hypothyroidism, and hyperthyroidism (11, 12), whereas darkening of gray/white hair may occur in some patients after TH administration (13).

Does thyroid cause itchy skin?

If your T4 dose is too low—if you remain somewhat hypothyroid—you may experience symptoms of hypothyroidism (depression, low body temperature, dry or itchy skin, poor memory, muscle aches, slowed reflexes, among other symptoms).

Does hypothyroidism cause eyes to bulge?

Underactive thyroid (hypothyroidism) isn‘t usually associated with eye disease. In severe cases, however, hypothyroidism may cause swelling around the eyes and a loss of the hairs in the outer part of the eyebrows.

What are complications of thyroid storm?

Complications of thyroid storm include: High output cardiac failure. Cardiac arrhythmias. Delirium, seizures, coma.

What are the symptoms of thyrotoxicosis?

Symptoms of overt thyrotoxicosis include heat intolerance, palpitations, anxiety, fatigue, weight loss, muscle weakness, and, in women, irregular menses. Clinical findings may include tremor, tachycardia, lid lag, and warm moist skin.