Biphasic Defibrillation for Ventricular Fibrillation: Initial Energy
Current guidelines for advanced cardiovascular life support (ACLS) recommend specific energy levels for defibrillation. For biphasic waveform defibrillation, particularly in cases of Ventricular Fibrillation (VF), the initial energy setting is crucial.
- The generally accepted initial dose for the first biphasic shock in ventricular fibrillation is 200 Joules (J). Subsequent shocks may use the same or a higher energy level depending on the device and specific protocols, but the first shock is typically delivered at this standard dose.
Therefore, biphasic defibrillation in ventricular fibrillation is first done with 200 Joules.
Important Questions from ICU Protocols
- Which of the following are the components of the SOFA (Sequential Organ Failure Assessment) ?
1. Serum bilirubin
2. Platelet count
3. Leucococyte count
4. Serum Creatinine
Select the correct answer using the code given below : - Which of the following are reversible causes of electromechanical dissociation seen in pulseless electrical activity ?
1. Pericardial tamponade
2. Pulmonary thrombo-embolism
3. Hyperthermia
4. Hypokalemia
Select the correct answer using the code given below : Which one of the following is NOT an appropriate criterion for diagnosis of Systemic Inflammatory Response Syndrome (SIRS)?
- All of the following are signs of Brain death EXCEPT:
Consider the following statements:
Acute respiratory distress syndrome characteristically occurs in
1. Gram negative septicaemia
2. Gastric aspiration
3. Pancreatitis
4. Severe burns
5. Myocarditis
Which of the statements given above are correct?
