Stroke is also known as "Cerebrovascular
accident". It is caused by blockage or rupture of blood vessels
in the brain, leading to insufficient oxygen supply to the brain and
hence death of the brain cells.
In Hong Kong, it claims an average
of around 3,000 lives every year. It is the third leading cause of death,
ranking behind cancer and cardiovascular diseases. The negative impact
of stroke brought to the patient and his/her family are very serious.
Stroke mostly affects elder people.
Patients are usually above the age of 50, but the age of Stroke patients
has been declining in recent years. The Risk Factors include :
Age - the older,
the more risky
the heart and blood vessels
- High blood Lipid level
tumour or aneurysm
- Lack of exercise
Prevention of Stroke
the risk factors of stroke: People with hypertension, high blood lipid
levels, diabetes or heart diseases should attend regular medical examinations
and comply with the drug treatment to achieve a better control of
Quit smoking, refrain from alcohol, have a balanced diet and appropriate
the warning signs of stroke
When someone is unluckily attacked
by stroke, if the warning signs of stroke of the patient could be recognized
earlier and he/she be conveyed to hospital for treatment as quickly as
possible, the chance of recovery or prognosis could be better.
Common warning signs of
- Unilateral numbness/Loss of power
- Slurred speech/Aphasia
- Facial palsy
- Impaired vision/Double vision
- Severe headache with vomiting
- Unconsciousness and, in serious
cases, unequal pupil size.
Some patients may have a transient attack of the
warning signs (as above), lasting for several minutes with complete recovery.
Studies have shown that these patients are likely to have a major stroke
or cardiovascular event within a year. Therefore, even if these signs
have subsided, the patient should undergo medical check-up immediately.
If you suspect a patient having a stroke...
- Keep clam & call “999”
to summon an ambulance.
- If the patient is conscious,
lay him/her flat and elevate the head and shoulders by 30 degrees.
- If the patient is unconscious,
roll him/her lateral to drain any saliva or vomitus from mouth. Never
place any pillow or other things underneath the patient’s head.
- Loosen all tight clothing.。
- Comfort patient and accompany
him/her till the arrival of the ambulance.
- Do not allow any food or drink.
Record the time discovering
the warning signs of stroke, and inform ambulance personnel on their arrival.