Systemic Factors Which May Trigger or Exacerbate Palpitation
Psychological factors (e.g. generalized anxiety disorder, panic disorder) Hypovolaemia with postural hypotension Postural orthostatic tachycardia syndrome Pulmonary embolism Phaeochromocytoma Caffeine excess Alcohol excess/alcohol withdrawal Prescribed drugs (e.g. inhaled salbutamol, nifedipine, drugs with anticholinergic effect; see http://www.sads.org.uk/drugs-to-avoid/) Recreational drugs (e.g. cannabis, cocaine, amphetamine) Electrolyte derangement (hypo- or hyperkalaemia, hypo- or hypercalcaemia, hypomagnesaemia) |