In many countries, if you're from any other specialty and you've got any kind of complication that puts the patient at immediate serious risk, you'll call anest

In many countries, if you're from any other specialty and you've got any kind of complication that puts the patient at immediate serious risk, you'll call anesthesia to handle it. Surgery, resuscitation, airway problem, paediatrics, obstetrics, you name it... there will be an anesthesiologist around for your own protection (not only to put you under). That should give you an idea of the breadth of anesthesia.