What causes sudden dizziness and falling?
Sep 12, 2023
Source: Cainiu Health
Dr. Huang Shichang
Introduction
In general, sudden dizziness followed by fainting may be caused by emotional excitement, heat stroke, anemia, hypoglycemia, or insufficient cerebral blood supply. In addition, it could also result from medical conditions such as orthostatic hypotension, arrhythmia, or acute cerebral hemorrhage. It is recommended that patients seek timely medical evaluation to determine the underlying cause and receive prompt treatment.
Generally, sudden dizziness followed by falling may be caused by emotional excitement, heatstroke, anemia, hypoglycemia, or insufficient cerebral blood supply. It is recommended that patients receive symptomatic treatment as directed by a physician. Specific analyses are as follows:
1. Emotional Excitement
Emotional excitement can lead to insufficient blood supply to the brain, resulting in cerebral hypoxia, which may cause dizziness and falling. This is due to lack of oxygen in the brain. Usually, no special treatment is required; symptoms can be relieved by adequate rest and calming down.
2. Heatstroke
If patients are exposed to high temperatures for prolonged periods, fluid loss can lead to transient cerebral ischemia, dizziness, and falling. It is recommended that patients rest in a cool place and appropriately replenish with cool, lightly salted water to effectively relieve symptoms.
3. Anemia
When patients suffer from anemia, various organ functions may become impaired. As hemoglobin levels decrease, the oxygen-carrying capacity is reduced, leading to decreased delivery of oxygenated hemoglobin to the brain. This may result in symptoms such as dizziness and falling. Patients are advised to consume iron-rich foods such as pork liver, chicken liver, and duck liver.
4. Hypoglycemia
Hypoglycemia refers to a clinical syndrome caused by multiple factors leading to reduced plasma glucose levels. It can cause sudden dizziness and falling, often accompanied by palpitations, sweating, and tremors. Patients are advised to eat sugary foods such as fruits, steamed buns, or biscuits to help alleviate symptoms.
5. Insufficient Cerebral Blood Supply
Insufficient cerebral blood supply usually refers to a generalized reduction in blood flow to the brain, which may lead to the aforementioned symptoms. Patients are advised to follow medical instructions and take medications such as enteric-coated aspirin tablets, clopidogrel hydrogen sulfate tablets, or nimodipine soft capsules for treatment.
In addition, these symptoms may also be caused by conditions such as orthostatic hypotension, arrhythmia, or acute cerebral hemorrhage. It is recommended that patients seek timely medical evaluation to determine the exact cause and receive prompt treatment.
