Bradycardias Flashcards
1
Q
Definition of bradycardia
A
- HR <60
- HR <50
2
Q
Types of bradycardia
A
- Sinus bradycardia
- AV block
- 1st degree
- 2nd degree
- Mobitz type 1 (Wenkebach)
- Mobitz type 2
- 3rd degree/complete
3
Q
Causes of bradycardia
A
- Cardiac
- Acute/chronic IHD
- Valvular heart disease
- Tamponade
- Non-cardiac
- Physiological
- Drugs (BBs, CCBs, digoxin, amiodarone)
- Hypothyroidism
- Adrenal insufficiency (Addison’s)
- Electrolyte imbalance (hyperkalaemia)
- Infiltrative disorders (amyloidosis, sarcoidosis)
4
Q
Management of bradycardias
A