dr jignesh vora

1. VASO VAGAL
SYNCOPE
Dr jignesh vora

2. intro
 common cause of fainting
 vagus N. is overstimulated & dilates blood
vessels and < HR (antiadreanaline effect)
 so heart can't supply blood to brain
 balance between adrenaline and Ach is
disrupted

3. what is fainting?
 brief loss of consciousness
 < cardiac o/p
 < HR
 hypotention
 brain ischemia

4. Causes
 sight of blood
 standing for long time
 heat exposure
 straining @ bowel movement
 vigorous exercise
 due to beta blockers, anti depressant

5. Tests
 ECG
 TMT
 postural hypotention

6. Rx
 avoid triggers
 low head position
 due
 adequate hydration