What You Need To Know About Thyroid Cyst

Thyroid cysts are more common in women, with an incidence of 15-20 times higher than that of men. Because of such a high rate, many patients make questions such as: “Are thyroid cysts dangerous? “What’s the treatment for thyroid cysts? “When is thyroid surgery needed?”

If you are confused because you do not know about this pathology, then right here, you will find out more about the thyroid tumor condition and related information.

Information About Thyroid Cystic

What is a thyroid cyst? A thyroid cyst, also known as nuclear goiter, is a condition that occurs in the thyroid gland (a small gland located in the front of the neck area).

When an area of ​​the thyroid tissue develops abnormally, it will form tumors inside with fluid that ranges from a few centimeters to several centimeters, depending on the case, and can be benign or malignant.

Thyroid cysts are more common in adults

Among them, cystic nodules as small as 2mm and cystic nodules as small as 3mm are very common and mostly benign cysts. However, there are still some less common cases that could be malignant cancer cells. Most cysts can shrink in size and over time they will disappear completely after treatment.

Thyroid cysts are more common in adults between the ages of 40 and 60, most commonly women.

When a thyroid cyst often causes discomfort concentrated in the neck area, typically difficulty swallowing, choking, hoarseness, difficulty breathing … If this cyst grows to a larger size, when Using us to touch the neck will feel the swelling due to the thyroid follicle.

Morphologically, the thyroid cyst has 2 types that contain a single fluid and a solid tissue composition or a mixture of fluids.

In the case of a patient with fluid-only follicles, it is not usually cancer. But if it contains solid tissue, the incidence of thyroid cancer will be higher.

To know exactly, through specialized tests to analyze the composition of dense tissue in the follicle.

Are Thyroid Cysts Dangerous?

Benign Thyroid Cyst

Thyroid cysts often grow silently, with no obvious symptoms, making it difficult for the patient to recognize.

However, through touching the neck area with their hands or observing while looking at the mirror or buttoning a shirt, the patient can still notice unusual manifestations.

In more severe cases, symptoms also begin to appear, such as jaw pain, ear pain that causes discomfort.

Are benign thyroid cysts dangerous?

In the case of the tumor is too small, the patient can only detect it through periodic health examinations, blood tests to measure the concentration of the thyroid-stimulating hormone, or conduct screening for thyroid disease to detect sick.

Can thyroid nodules be dangerous? For benign thyroid, cysts are usually as small as 2mm or thyroid cysts as small as 5mm but not life-threatening.

However, in cases where these thyroid cysts include a mixture of fluid and solid, the risk of developing cancer is often higher than normal.

In less common cases, these tumors grow abnormally and suddenly, can compress the organs around them, even cause bleeding in the follicle affecting the patient’s health.

But the patient should not be subjective, it is necessary to monitor the development of the thyroid nucleus through ultrasound methods, periodic checks according to the doctor's appointment to promptly handle and control the condition well.

Some typical symptoms of benign thyroid cysts we should pay attention to early to visit the hospital and find out the exact cause are as follows:

Symptoms of thyroid cysts

• A lump is felt when touching the neck area.

• Have an enlarged lymph node in the neck.

• Prolonged chronic cough that doesn't get better.

• Frequent feeling of difficulty swallowing, choking, difficulty breathing.

• Have hoarseness, sore throat, or neck area.

According to current studies and statistics, the percentage of people suffering from thyroid diseases accounts for about 30% of the sex in adults aged 18 – 65 years old. This rate will increase gradually with age and more common in women than men, namely 5 women / 1 man.

Usually, thyroid diseases are often overlooked, not diagnosed early, accounting for about 20-60% of the cases.

Therefore, using the screening package for thyroid diseases is also a way to early detect thyroid disease to promptly prevent the consequences of the disease early even when there are no specific symptoms.

If you need more information about the thyroid screening package, you can also contact hotline 19001717 – Diag Medical Diagnostic Center in Ho Chi Minh City, one of the reputable testing centers to make a doctor’s appointment.

Malignant Thyroid Cysts

Is thyroid cyst dangerous? The case of a malignant thyroid cyst, also known as thyroid cancer, usually accounts for a very low rate, including 4 main types:

• Thyroid cancer in the form of papillae.

• Thyroid cancer in a cystic form.

• Thyroid cancer cannot differentiate.

• Medullary thyroid cancer.

Although rare, thyroid cancer can occur at any age and is more common in women around 30 years of age.

Are malignant thyroid cysts dangerous?

Currently, the cause of thyroid cancer has not been determined. However, the high-risk factors may include radiation in the head, concentration, and severe iodine deficiency in the daily diet.

To accurately answer whether thyroid cysts tirads 3 and other thyroid follicles are dangerous, it is necessary to determine the stage of the disease.

Because in the case of a malignant tumor, but detected early and treated with the right method, the disease can be completely cured. Conversely, if the disease progresses to a serious stage, it can cause a number of problems that affect the health and well-being of the patient depending on the degree.

However, according to experts, thyroid cancer is considered to be "the most pleasant" of the most common cancers today.

However, thyroid cystic disease can cause a number of effects, typically:

• Sore throat, hoarseness, discomfort, affecting the life, communication, and work of the patient.

• The feeling of difficulty swallowing due to the tumor squeezing makes eating difficult, causing nutritional imbalance, decreased resistance, and increases risk of other diseases.

• Causes difficulty breathing in case the tumor has spread, invading the trachea.

• Lymph nodes, tumors in the neck cause loss of aesthetics, making the patient feel less confident.

Do Thyroid Cysts Need Be Treated?

After the diagnosis of a thyroid cyst is available, based on the specific condition such as thyroid pathology ultrasound and severity of the disease, including the size, properties of the cyst, the patient's condition, there will be effective treatment methods and proper nutrition for patients.

How are thyroid cysts treated? 

Aspiration Of Cystic Fluid

In the case of a fluid-only thyroid cyst, the doctor will consider the indication for aspiration. In most cases, these cysts will completely disappear after about 1-2 weeks of suctioning.


If the result of the thyroid cyst test is benign, but the tumor grows in large size, which can cause compression of surrounding tissue, making it difficult for the patient to breathe, the doctor will require surgery to remove the tumor if it is a high risk of serious illness.

In the case of a suspected malignant cystic mass, surgery is also required to check for signs of cancer. However, after surgery may occur lymph node metastasis in the patient's neck.

Radiofrequency Ablation (RFA)

RFA is a non-surgical method that uses the high temperature of the electric current sent to the needle to destroy a thyroid cyst.

RFA treatment for a thyroid cyst 

Currently, RFA is one of the modern methods, highly appreciated for its effectiveness in treating thyroid follicles because of its many outstanding advantages, as follows:

• The time to perform the RFA technique is very fast, only about 10 – 20 minutes.

• Limit the rate of damage affecting the laryngeal nerve. As a result, the risk of hoarseness compared to surgery is also lower.

• The method is highly aesthetic, does not leave horizontal scars on the patient's neck.

• Does not cause hypothyroidism after treatment, helping to limit the need for daily use of thyroid hormone medicine.

• Since it does not cause damage to the nearby structure of the thyroid gland, after treatment, the patient will not feel pain.

Thyroid cysts include many types, which can be benign or malignant. Depending on the nature of the tumor, your doctor will have the most appropriate treatment regimen. It is important for the patient to actively protect their health, to conduct periodic visits to detect the disease early, and to follow the doctor's instructions in case of illness.

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The site cannot and does not contain medical advice. The medical information is provided for general informational and educational purposes only and is not a substitute for professional advice. Accordingly, before taking any actions based upon such information, we encourage you to consult with the appropriate professionals.

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