causes of airway obstruction
CNS
Blood
Vomit
Laryngeal swelling
Foreign body
Direct trauma
Epiglottitis
Bronchospasm
Blocked trache
Bronchial secretions
breathing problems
Respiratory drive
Respiratory effort
Lung disorders
Causes of Vfib
ACS
Hypertensive heart disease
Valve disease
Drugs - anti arrhythmics, tricyclics, anti depressants
Inherited cardiac syndromes
Acidosis
Abnormal electrolytes
Hypothermia
�lectrocution
Features that suggest arrhythmic syncope:
Syncope in supine position;
Occurring after/during exercise;
With no/brief prodromal symptoms;
Repeated episodes of unexplained syncope;
Known family history
Long
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