Brain Aneurysm Prognosis and Survival Rate

Can you die from brain aneurysm?

An aneurysm is a balloon-like bulge that happens in a weak blood vessel, normally at the point where the vessel branches. An aneurysm that forms in the brain is called a cerebral aneurysm.

Aneurysm Prognosis

These aneurysms are generally only symptomatic if they burst and typically go undiscovered otherwise. If an aneurysm does burst, nevertheless, the consequences can be harmful. The rupture of an aneurysm is described subarachnoid hemorrhage, an event that can lead to severe mental retardation, paralysis or death. The outcome for a patient with a burst cerebral aneurysm depends upon numerous aspects which include:

  • Age of the patient
  • Level of the aneurysm
  • Area of the aneurysm
  • General health of the patient
  • Neurological condition after rupture of the aneurysm

While some patients may suffer mental retardation, paralysis or death as a result of intracranial bleeding, other individuals recover with little or no neurological effects.

The two primary elements that determine patient outcome in cases of subarachnoid hemorrhage are age and the Hunt and Hess grade, a scale that is used to categorize the severity of the hemorrhage based on the patient’s scientific condition. The greater the Hunt and Hess grade on admission to health center, the lower the possibility of survival.

The Hunt and Hess scale varies from grade 1 where a patient might be asymptomatic through to grade 5, where a patient may be in a coma or have a stiff posture with their limbs extended, pointed and tense.

For patients that are young and have a Hunt and Hess grade I or II on medical facility admission, death or long-term special needs are unlikely results. Older people with a Hunt and Hess grade of III to V on admission, however, have a poor prognosis. Overall, around two thirds of all patients have a bad outcome after subarachnoid hemorrhage.

Although it can be tough to spot cerebral aneurysm and prepare for subarachnoid hemorrhage, there are several lifestyle elements that can be modified to decrease the risk of these aneurysms forming. Examples of step that can be taken to minimize the risk for cerebral aneurysm include stopping smoking cigarettes and managing any cases of high blood pressure with using suitable medication.

Brain Aneurysm Survival Rate Statistics and Facts

  • 10– 15% of patients identified with a brain aneurysm will harbor more than one aneurysm.
  • An approximated 6 million people in the United States have an unruptured brain aneurysm, or 1 in 50 people.
  • Accurate early diagnosis is important, as the initial hemorrhage might be deadly, might lead to devastating neurologic outcomes, or may produce small symptoms. Regardless of widespread neuroimaging accessibility, misdiagnosis or hold-ups in diagnosis occurs in up to 25% of patients with subarachnoid hemorrhage (SAH) when at first providing for medical treatment. Failure to do a scan lead to 73% of these misdiagnoses. This makes SAH a low-frequency, high-risk disease.
  • The cost of a brain aneurysm treated by clipping by means of open brain surgery more than doubles in cost after the aneurysm has actually burst. The cost of a brain aneurysm dealt with by coiling, which is less invasive and is done through a catheter, boosts by about 70% after the aneurysm has actually burst.
  • Around 15% of patients with aneurysmal subarachnoid hemorrhage (SAH) die prior to reaching the hospital. Most of the deaths from subarachnoid hemorrhage are because of quick and massive brain injury from the preliminary bleeding which is not correctable by medical and surgical interventions.
  • Subarachnoid hemorrhage (SAH) is among the most feared causes of intense headache upon discussion to the emergency situation department. Headache accounts for 1– 2% of the emergency clinic sees and as much as 4% of visits to the primary care offices. Amongst all the patients who provide to the emergency room with headaches, around 1% has actually subarachnoid hemorrhage. One research study put the figure at 4%.
  • Hispanics at almost twice the rate of rupture of whites (a 1.67:1 ratio).
  • African-Americans at two times the rate of rupture of whites (a 2.1:1 ratio).
  • There are nearly 500,000 deaths around the world each year brought on by brain aneurysms and half the victims are below 50.
  • Women, more than men, experience brain aneurysms at a ratio of 3:2.
  • Based upon a 2004 study, the combined lost earnings of survivors of brain aneurysm rupture and their caretaker for a year were $138┬ámillion.
  • 4 out of 7 people who recuperate from a burst brain aneurysm will have disabilities.
  • The annual rate of rupture is approximately 8– 10 per 100,000 people or about 30,000 individuals in the United States suffer a brain aneurysm rupture. There is a brain aneurysm bursting every 18 minutes. Burst brain aneurysms are deadly in about 40% of cases. Of those who survive, about 66% suffer some permanent neurological deficit.
  • The majority of aneurysms are little, about 1/8 inch to nearly one inch, and an approximated 50 to 80 percent of all aneurysms do not burst during the course of a person’s life time. Aneurysms larger than one inch are described as “huge” aneurysms and can present an especially high risk and can be tough to treat.
  • Brain aneurysms are most common in people ages 35– 60, but can take place in children also. The median age when aneurysmal hemorrhagic stroke occurs is 50 years old and there are typically no warning signs. Most aneurysms establish after the age of 40.
  • Ruptured brain aneurysms account for 3– 5% of all new strokes.

Last Update - September 19, 2017


The Author

Reyus Mammadli

As a healthy lifestyle advisor I try to guide individuals in becoming more aware of living well and healthy through a series of proactive and preventive measures, disease prevention steps, recovery after illness or medical procedures. Education: Bachelor Degree of Medical Equipment and Electronics.

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