− | This may be due to a volume insuffiency or a primary cardiac problem. Common causes include haemorrhage and peripheral vasodilation due to the anaesthetic drugs. Treatments include [[Principles of Fluid Therapy|fluid therapy]] and other [[Interventional Agents|interventional drugs]]. | + | This may be due to a volume insuffiency or a primary cardiac problem. Common causes include haemorrhage and peripheral vasodilation due to the anaesthetic drugs. Treatments include [[Principles of Fluid Therapy|fluid therapy]] and [[Interventional Agents|interventional drugs]]. |