Stroke - Symptoms and causes - Mayo Clinic
2024年10月1日 · Look for these signs and symptoms if you think you or someone you know is having a stroke: Sudden trouble speaking and understanding what others are saying. Paralysis or numbness of the face, arm or leg on one side of the body.
Stroke - Diagnosis and treatment - Mayo Clinic
2024年10月1日 · The risk of stroke is markedly increased in the days and weeks after those symptoms occur, so seek emergency evaluation to clarify why the symptoms occurred and how best to prevent a future stroke. An aneurysm is a small saccular-shaped or berry-shaped out-pouching off of an artery in the brain.
Transient ischemic attack (TIA) - Symptoms and causes
2024年2月9日 · A transient ischemic attack (TIA) is a short period of symptoms similar to those of a stroke. It's caused by a brief blockage of blood flow to the brain. A TIA usually lasts only a few minutes and doesn't cause long-term damage.
Heatstroke - Symptoms and causes - Mayo Clinic
Symptoms. Heatstroke symptoms include: High body temperature. A core body temperature of 104 degrees Fahrenheit (40 degrees Celsius) or higher is the main sign of heatstroke. Change in mental state or behavior. Confusion, agitation, slurred speech, irritability, delirium, seizures and coma can all result from heatstroke. Change in sweating pattern.
Traumatic brain injury - Symptoms & causes - Mayo Clinic
2021年2月4日 · Seek emergency medical care if there are any signs or symptoms of traumatic brain injury following a recent blow or other traumatic injury to the head. The terms "mild," "moderate" and "severe" are used to describe the effect of the injury on brain function.
Ministroke vs. regular stroke: What's the difference?
2023年4月14日 · The symptoms of a TIA are similar to those of a stroke and include: Numbness or muscle weakness, usually on one side of the body. Trouble speaking or understanding speech. Dizziness or loss of balance. Double vision or trouble seeing in one or both eyes. Symptoms of TIA usually last only a few minutes. But they may persist for up to 24 hours.
Vascular dementia - Symptoms & causes - Mayo Clinic
2021年7月29日 · Strokes that block a brain artery usually cause a range of symptoms that may include vascular dementia. But some strokes don't cause any noticeable symptoms. These silent strokes still increase dementia risk.
Concussion - Symptoms and causes - Mayo Clinic
2024年1月12日 · The symptoms of a concussion can be subtle and may not occur right away. Symptoms can last for days, weeks or even longer. Common symptoms after a mild traumatic brain injury are headache, confusion and loss of memory, known as amnesia. The amnesia usually involves forgetting the event that caused the concussion.
Carotid artery disease - Symptoms and causes - Mayo Clinic
2023年4月19日 · Symptoms. In its early stages, carotid artery disease often doesn't have symptoms. The condition might not be obvious until it's serious enough to deprive the brain of blood, causing a stroke or TIA. Symptoms of a stroke or TIA include: Sudden numbness or weakness in the face or limbs, often on one side of the body.
Brain aneurysm - Symptoms and causes - Mayo Clinic
2023年3月7日 · Learn about the symptoms that may occur when a thinning wall of a blood vessel in your brain bulges — and know when to get emergency care.