Digoxin toxicity
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| Headline | |
|---|---|
| Etiology | acute: chronic: usually due to renal impairment on background of chronic digoxin use |
| Epidemiology | |
| Clinical presentation | CNS: arrhythmias GI: N+V, diarrhoea CNS: confusion, visual disturbance |
| Pathogenesis | |
| Diagnostic investigations | ECG - think SVT + slow ventricular response: - frequent ectopics - downsloping ST depression, T wave flattening/inversion |
| Management | Digifabs is definitive - digoxin levels will be falsely elevated for weeks afterward Mg as adjunct |
predisposing factors:
- hypoxia
- hypokalaemia