Vasovagal syncope Flashcards

1
Q

Define vasovagal syncope.

A

Temporary loss of consciousness due to the sudden decline of blood flow the brain.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Explain the aetiology/risk factors for vasovagal syncope.

A

When the vagus nerve is stimulated, it leads to a slowing of the heart rate and dilation of the body’s blood vessels. With a slow heart rate and dilated blood vessels, less blood gets to the brain, causing a fainting spell.

Can be familial.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Summarise the epidemiology of vasovagal syncope.

A

Syncope accounts for 1 percent to 3 percent of emergency room visits and 6 percent of hospital admissions, according to the American Academy of Family Physicians.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What are the signs and symptoms of vasovagal syncope?

A

Symptoms may vary. Some children experience “presyncope”, a feeling that they are about to faint. Others may have no presyncopal sensations.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What are appropriate investigations for vasovagal syncope?

A

Consider blood tests

ECG

Tilt Table test

Echo

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What is the management for vasovagal syncope?

A

Educate child and parents.

Avoid situations that trigger episodes.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What are complications associated with vasovagal syncope?

A

Usually harmless and requires no treatment.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What is the prognosis of vasovagal syncope?

A

Benign prognosis.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly