The thyroid gland is the largest endocrine gland in the human body, playing a crucial role in human growth and development, as well as metabolism;
When thyroid hormones are abnormal, the body's metabolic activities become chaotic.
Many people would say they have "hyperthyroidism", but in fact, they may also have "hypothyroidism". The difference between the two is just one word, but the symptoms are completely different;
Hypothyroidism is characterized by lethargy, fear of cold, and general fatigue... Hyperthyroidism is marked by restlessness, excessive heat, palpitations, and weight loss... Although the symptoms are opposite, the dangers are the same, so both need to be vigilant and not delayed.
1. Difference: thyroid "slacking off" vs "working overtime"
The thyroid gland is like the "energy regulator" of the human body. The essence of hypothyroidism and hyperthyroidism is that this regulator "malfunctions" - one is underpowered, and the other is overloaded, directly affecting the overall state of the body:
Hypothyroidism: The thyroid gland is "slacking off", resulting in insufficient secretion of thyroid hormones. The body's energy supply cannot keep up, making the person feel "listless";
Hyperthyroidism: The thyroid gland is "working overtime", secreting excessive thyroid hormones, leading to excessive energy consumption in the body, making the person feel "burned out";
2. Distinguish at a glance! Two distinctly different bodily alerts
Key symptoms of hypothyroidism: lethargy, coldness, swelling, weight gain, and general fatigue
When energy supply is insufficient, the body enters "energy-saving mode". Be vigilant for these signals:
1. Fatigue and lethargy: Despite getting 8 hours of sleep every night, you still feel exhausted, too lazy to move or speak, and even raising your arms feels arduous;
2. Intolerance to cold: While others wear short-sleeved clothes, you feel cold even in long-sleeved ones, with your hands and feet remaining cold all year round, making winter even more unbearable;
3. Edema and weight gain: swollen face, swollen eyes, swollen legs, inexplicable weight gain, even drinking water feels like "putting on weight";
4. Other alerts: memory decline, slow reaction, constipation, rough skin, hair loss; irregular menstruation in women, lack of energy in men.
Key points: Hyperthyroidism: fast, hot, thin, restless, full of energy but physically harmed
Excessive energy consumption causes the body to enter an "overload mode", and the more excited it becomes, the more it harms the body
1. Palpitations: Heartbeat is so fast that it sounds like "thump, thump", and one feels flustered even with slight movement, and can even feel their own heartbeat;
2. Intolerance to heat and excessive sweating: While others feel comfortable, you break out in a sweat, with your palms and soles constantly feeling warm all year round;
3. Eating more but losing weight: Eating a lot and getting hungry quickly, able to eat two bowls of rice in one meal, yet losing several pounds a month;
4. Other warnings: irritability, anger, insomnia, trembling hands, protruding eyes; irregular menstruation in women, and easy palpitations and fatigue in men.
3. Don't take it lightly! Both diseases can debilitate the whole body
Whether it's the "sluggishness" of hypothyroidism or the "restlessness" of hyperthyroidism, if left untreated for a long time, it will gradually damage organs throughout the body, with serious consequences!
Key points: Hypothyroidism: lethargy, coldness, swelling, weight gain, and general fatigue
Damage to the heart: If left untreated for a long time, blood lipids will increase, gradually leading to coronary heart disease and arteriosclerosis, which can seriously affect blood supply to the heart;
Danger of intoxication: In extreme cases, it can lead to myxedema coma, posing a threat to life, especially for the elderly who should be vigilant;
Affecting fertility: Pregnant women with hypothyroidism may delay fetal intelligence and growth development, increasing the risk of malformations, premature delivery, and low birth weight infants.
Key point: Hyperthyroidism left untreated: the more restless, the more damage, leading to heart and liver failure
Damage to the heart: Long-term overload operation can lead to arrhythmia and heart failure (also known as hyperthyroid heart disease), and young people may also be affected;
Injured organs: It not only damages the liver, but also leads to osteoporosis, making bones prone to fractures from a minor fall;
Brewing crisis: Sudden hyperthyroid crisis, high fever, rapid heartbeat, and confusion, with extremely high mortality rate if not rescued in time;
Affecting life: Irritability and insomnia not only make oneself feel uncomfortable, but also affect family members and interpersonal relationships.
4. Don't panic when a signal appears. This is the most scientific approach
Key point: Preliminary judgment: Refer to the mnemonic, self-check to avoid pitfalls
Remember: "Laziness, coldness, puffiness, and obesity" indicate hypothyroidism, while "quickness, heat, thinness, and restlessness" indicate hyperthyroidism! Note: Symptoms in the elderly and pregnant women may be atypical. For example, hypothyroidism may only manifest as fatigue, while hyperthyroidism may not manifest as thinness. Don't misjudge based on your feelings.
Key point: Clear diagnosis: a blood test can reveal the truth
Without the need for complex examinations, a blood test for thyroid function (TSH, T3, T4) can provide a clear diagnosis; for some individuals, an additional thyroid ultrasound may be required to quickly rule out potential issues.
Focus on standardized treatment: symptomatic conditioning, without affecting normal life
Hypothyroidism: Supplement thyroid hormone, take medication regularly, adjust the hormone level to normal, and most people can work and live normally with lifelong medication;
Hyperthyroidism: Suppress hormone secretion. Treatment options include medication, radioactive iodine, or surgery. The doctor will develop the most suitable plan based on the patient's age and condition.
5. The key to thyroid health lies in "early detection and early treatment"
Whether it's hypothyroidism or hyperthyroidism, it's not a "minor ailment". After diagnosis, don't delay or stop taking medication without authorization. Follow the doctor's advice for standardized treatment and regular follow-ups to maintain your health. Maintaining a regular lifestyle, eating a light diet, avoiding late nights, and reducing stress can also reduce the likelihood of thyroid diseases.
Expert Introduction
Cheng Jiajia Master's degree candidate
Deputy Director of Minimally Invasive Surgery
Medical expertise: Specialized in the standardized diagnosis and treatment of thyroid diseases, skilled in minimally invasive treatment of thyroid tumors and comprehensive treatment of advanced thyroid tumors.