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  1. 8 paź 2024 · ECG Features of Digoxin Toxicity. The classic digoxin toxic dysrhythmia combines: Supraventricular tachycardia (due to increased automaticity) Slow ventricular response (due to decreased AV conduction) Other common dysrhythmias associated with digoxin toxicity include:

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      The ECG features of digoxin effect are seen with therapeutic...

  2. OVERVIEW. Digoxin toxicity is characterised by gastrointestinal distress, hyperkalemia and life-threatening dysryhthmias, including increased automaticity and AV nodal blockade. Digoxin has a narrow therapeutic index and chronic toxicity is more likely in the elderly and those with renal impairment. Chronic digoxin toxicity varies in severity ...

  3. 8 paź 2024 · The ECG features of digoxin effect are seen with therapeutic doses of digoxin and are due to: Shortening of the atrial and ventricular refractory periods — producing a short QT interval with secondary repolarisation abnormalities affecting the ST segments, T waves and U waves.

  4. 4 mar 2023 · Digoxin's effect on the ECG is characterized by diffuse scooping of the ST segments, which can be seen with therapeutic levels and is not associated with toxicity. The most common ECG abnormality is frequent PVCs, although the "pathognomonic" ECG finding is bidirectional ventricular tachycardia.

  5. The diagnosis of digoxin toxicity is based primarily on clinical suspicion and clinical features (including ECG changes) suggestive of digoxin intoxication, and can be confirmed by assessment of serum digoxin levels.

  6. 13 maj 2021 · interpretation of the digoxin level in digoxin intoxication Therapeutic level: 0.5-2 ng/ml (0.6-2.6 nM/L). For chronic outpatient therapy, 0.5-1 ng/mL (0.6-1.2 nM/L) is probably ideal.

  7. 8 sie 2024 · At therapeutic digoxin concentrations (0.6 to 1.2 nanomol/L [0.5 to 0.9 nanograms/mL]), ECG may show PR-interval prolongation and a scooped ST segment. With toxicity, ECG may show signs of increased automaticity (premature ventricular contractions), atrioventricular nodal blockade, and slowed ventricular response.

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