Electrical storm: Difference between revisions
| Line 21: | Line 21: | ||
**ICD patient complaining of shock(s) | **ICD patient complaining of shock(s) | ||
==Differential Diagnosis== | ==Differential Diagnosis== | ||
*[[Tachycardia (wide)]] | |||
*ICD malfunction | |||
**AF/SVT | |||
**Oversensing | |||
**Lead fracture | |||
==Diagnosis== | ==Diagnosis== | ||
Revision as of 01:44, 2 June 2015
Background
- Definition
- 3 or more episodes of sustained VT, VF, or ICD shocks within 24 hours
- Risk factors [1]
- CAD
- HFrEF
- Long QT
- DM2 is protective
- Causes
- Ischemia
- Electrolyte derangement
- Iatrogenic (ie QT prolonging medications)
- Hyperthyroidism
- Infection/Fever
Clinical Features
- Presentation as:
- Cardiac arrest
- Palpitations
- (Pre)Syncope
- ICD patient complaining of shock(s)
Differential Diagnosis
- Tachycardia (wide)
- ICD malfunction
- AF/SVT
- Oversensing
- Lead fracture
Diagnosis
Management
Proposed treatment algorithm for electrical storm[2]
Disposition
- CCU or cath lab