Hyperthyroid Heart Disease:

Hyperthyroid Heart Disease

Situated at the base your throat, the butterfly-molded thyroid organ discharges chemicals that influence each organ in your body—particularly your heart. Thyroid chemical impacts the power and speed of your heartbeat, your pulse, and your cholesterol level. Therefore, a failing thyroid organ can cause issues that take on the appearance of heart disease or exacerbate existing heart.

Hypothyroidism: The heart association

Inadequate thyroid chemical eases back your heart rate. Since it likewise makes the supply routes less flexible, pulse ascends to flow blood around the body. Raised cholesterol levels, which add to limited, solidified courses, are another conceivable result of low thyroid level.

Another noncardiac indication—muscle throbs—may likewise be pertinent. Muscle throbs can be a manifestation of hypothyroidism just as a symptom of cholesterol-bringing down statin drugs, a condition known as statin-related myalgia. Truth be told, research proposes that hypothyroidism is more normal in individuals who can't endure statins

Hyperthyroidism: Excess thyroid chemical

The contrary issue, hyperthyroidism, or an excess of thyroid chemical, is undeniably more uncommon, influencing under 1% of the populace. In any case, it, as well, can hurt the heart.


The exemplary side effects incorporate restlessness, heat prejudice, abundance perspiring, weight reduction, outrageous craving, and free entrails. Abundance thyroid chemical likewise makes the heartbeat more earnestly and quicker and may trigger irregular heart rhythms.

Risk Factors

The accompanying elements influence your chances of having a thyroid issue:

Family ancestry. Individuals whose first-degree family members (guardians or kin) have an underactive or overactive thyroid face a higher danger of a comparable issue.

Sexual orientation. Ladies are five to multiple times bound to have thyroid issues than men.

Age. The commonness of hypothyroidism ascends with age, particularly after age 60.

Health history. Thyroid issues are more probable among individuals with an individual or family background of specific conditions, including diabetes, rheumatoid joint pain, untimely silver hair, radiation therapies to the head and neck, and vitiligo.

Hyperthyroid Heart Disease: 

Hyperthyroidism occurs when your thyroid gland makes too much thyroid hormone or your dose of thyroid medicine is too high. The excess hormone "speeds up" virtually every system in your body. The symptoms often include nervousness, palpitations caused by a fast heart rate, feeling hot when others are comfortable, trouble sleeping, and weight loss despite being hungry all the time.


Hyperthyroid heart disease can be caused by:

  • Overproduction of thyroid hormones
  • Graves' disease
  • Toxic adenoma
  • Thyroiditis
  • Tumors or goiters in the thyroid gland


The signs and symptoms include:

  • Rapid or irregular heartbeat
  • Chest pain
  • Shortness of breath
  • Lightheadedness or fainting
  • Swelling in the legs, ankles, or feet


Following tests are conducted to diagnose hyperthyroid heart disease: 

  • Physical exam and medical history
  • Blood tests to check thyroid hormone levels
  • Electrocardiogram (ECG) to check heart function
  • Echocardiogram to visualize heart structure and function
  • Thyroid scan to identify any abnormalities in the gland

Description Percentage

Chronic congestive heart failure, or; workload of 3 METs or less results in dyspnea, fatigue, angina, dizziness, or syncope, or; left ventricular dysfunction with an ejection fraction of less than 30 percent

Description Percentage

More than one episode of acute congestive heart failure in the past year, or; workload of greater than 3 METs but not greater than 5 METs results in dyspnea, fatigue, angina, dizziness, or syncope, or; left ventricular dysfunction with an ejection fraction of 30 to 50 percent

Description Percentage

Workload of greater than 5 METs but not greater than 7 METs results in dyspnea, fatigue, angina, dizziness, or syncope, or; evidence of cardiac hypertrophy or dilatation on electrocardiogram, echocardiogram, or X-ray

Description Percentage

Workload of greater than 7 METs but not greater than 10 METs results in dyspnea, fatigue, angina, dizziness, or syncope, or; continuous medication required


Need help with Medical Compensation? If your disability claim is not clearly supported by your medical records along with evidence, your claim can be denied. We have helped thousands of Veterans claim the compensation they deserve.

Get More Info