Name 3 cardiovascular post op complications

Hypertension (stimulation of sympathetic NS: adrenaline/noradrenaline, pain, anxiety), Myocardial infarction (increased adrenaline: vasoconstriction prolonged tachycardia), CVA/stoke (surgical stress response e.g increased coagulation or neurological/cardiac surgeries), Cardiac arrhythmias (surgical response, hypoxemia, electrolyte imbalance)