Cardiopulmonar Resuscitation – ALS

Which of the following statements is/are correct regarding cardiopulmonar resuscitation?:
a) Cardiac arrest is the number one cause of prehospital deaths.
b) Ambulances having 12-lead ECGs can decrease the time until treatment of thrombolytic candidates.
c) Achieving coronary perfusion pressure (CPP) above 15 mmHg may restore spontaneous circulation.
d) Chest pain is the most common complaint in an impending cardiac arrest.

Tricyclic Antidepressant Intoxication.

A 48 year – old woman is brought by ambulance to the Emergency Department after 45 minutes of ingestion 58 tablets of Amitryptiline.  Her GCS is 14; BP 100/48 mmHg, HR 54, RR 22.  There are not arrhythmias but in the ECG can be observed a prolonged QT interval (460 ms). Her blood gas reveals the following results:

pH: 7.36
PaO2 12.5 kPa (93.7 mmHg)
PaCO2 3.5 kPa (26.2 mmHg)
CO3H 18 mmol/l
Lactate 4.9 mmol/l (88.2 mg/dl).
Na 142 mmol/l
K 4.4 mmol/l
Cl 102 mmol/l
Glucose: 5.4 mmol/l (97 mg/dl)
Salicylates and Paracetamol: Undetectable.
Which of the following statements are correct regarding this intoxication?: