Flashcards in Falls Deck (9)
transient loss of consciousness characterised by fast onset and spontaneous recovery, caused by reduced perfusion pressure in the brain
Name 3 pre-syncope symptoms
Light-headedness, sweating, pallor, blurred vision
What is reflex syncope?
activation of medulla causes a decrease in sympathetic output and increase in parasympathetic. Drop in CO and BP causes reduced cerebral perfusion
What is orthostatic syncope?
Symptoms after standing from sitting or lying, 20 mmHg drop in BP or more
How much blood pools in the legs when standing?
Why does the baroreceptor reflex fail?
Baroreceptors become less sensitive with age and hypertension
What is cardiac syncope?
Caused by cardiac disease or abnormality ( electrical, structural/ coronary)
What percentage of falls result in a fracture?