The harms of hypoglycemia

Written by Lin Xiang Dong
Endocrinology
Updated on September 08, 2024
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Hypoglycemia poses significant risks to the human body and mainly includes the following aspects: Firstly, hypoglycemia can lead to brain dysfunction, initially characterized by lack of mental focus, sluggish thinking and speech, dizziness, drowsiness, irritability, and other symptoms. In later stages, seizures, coma, and even death may occur. Secondly, recurrent hypoglycemic episodes can cause irreversible damage to the central nervous system, leading to changes in personality, mental disorders, dementia, etc. Thirdly, hypoglycemia can stimulate the cardiovascular system, trigger arrhythmias, myocardial infarction, and so on. Fourthly, prolonged hypoglycemic coma, if unnoticed, can result in death.

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Written by Lin Xiang Dong
Endocrinology
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What to do about hypoglycemia?

After a hypoglycemic episode, we need to handle it quickly. Usually, based on symptoms of hypoglycemia, such as dizziness, palpitations, cold sweats, pale complexion, and trembling hands, we can preliminarily judge the likelihood of a hypoglycemic attack. Then, use a rapid glucose meter to measure fingertip blood sugar levels. For non-diabetic patients, a blood sugar level below 2.8 mmol/L and for diabetic patients, a level below 3.9 mmol/L can be indicative. Next, we quickly provide sugar, offering oral sugar water, sugary drinks, or sugar-containing fruits, cookies, bread, etc. After these treatments, the symptoms of hypoglycemia can be quickly alleviated.

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Written by Li Hui Zhi
Endocrinology
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How to alleviate hypoglycemia

In general, for hypoglycemia, if a diabetic's blood sugar falls below 3.9 or a non-diabetic's blood sugar falls below 2.8, it is considered hypoglycemia. In terms of treatment, if the patient is conscious and experiences symptoms such as dizziness, palpitations, cold sweat, and hunger, it is recommended to measure blood sugar immediately and then eat foods that quickly increase blood sugar levels, such as chocolate or candy. If hypoglycemia in a patient is not corrected in time, it can lead to coma. If the patient is comatose, it is advised to call emergency services immediately and administer a 50% glucose intravenous injection to correct the hypoglycemia.

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Written by Li Hui Zhi
Endocrinology
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What are the symptoms of hypoglycemia?

Hypoglycemia, in fact, is diagnosed in healthy individuals when blood glucose levels are less than or equal to 2.8 mmol/L, and in diabetic patients when levels are less than or equal to 3.9 mmol/L. Common symptoms of mild hypoglycemia typically involve sympathetic nervous system activation, such as dizziness, palpitations, cold sweats, trembling hands, and a feeling of hunger. It is recommended that food be consumed promptly when these symptoms occur. If hypoglycemia is not immediately addressed, severe outcomes can occur, including altered mental status, coma, and unresponsiveness. In some cases, hypoglycemia may trigger seizures or abnormal cerebral vascular accidents, such as stroke or cardiac ischemia, leading to a heart attack. Therefore, preventing hypoglycemia is of utmost importance.

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Written by Lin Xiang Dong
Endocrinology
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Hypoglycemia complications

Complications of hypoglycemia encompass aspects of both the central nervous system and the heart. Firstly, the central nervous system, due to hypoglycemic episodes, can lead to brain cells lacking energy, which may then cause cerebral edema. This results in severe neuroglycopenic syndrome. Common symptoms include confusion, apathy, and abnormal mental and behavioral actions. If hypoglycemia persists or recurs, it can lead to coma and death. Secondly, cardiac complications arise during hypoglycemic episodes because excitement of the sympathetic nervous system leads to an increased heart rate or sinus tachycardia. Very few patients may experience bradycardia. Additionally, other arrhythmias, including premature atrial contractions, supraventricular tachycardia, ventricular premature beats, and short episodes of ventricular tachycardia, can occur.

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Written by Lin Xiang Dong
Endocrinology
50sec home-news-image

The harms of hypoglycemia

Hypoglycemia poses significant risks to the human body and mainly includes the following aspects: Firstly, hypoglycemia can lead to brain dysfunction, initially characterized by lack of mental focus, sluggish thinking and speech, dizziness, drowsiness, irritability, and other symptoms. In later stages, seizures, coma, and even death may occur. Secondly, recurrent hypoglycemic episodes can cause irreversible damage to the central nervous system, leading to changes in personality, mental disorders, dementia, etc. Thirdly, hypoglycemia can stimulate the cardiovascular system, trigger arrhythmias, myocardial infarction, and so on. Fourthly, prolonged hypoglycemic coma, if unnoticed, can result in death.