The following tests shall be performed pre-operatively on the category of
- Full haemogram
All patients, at the discretion of the anaesthetist however, ASA I patients for minor surgery may safely be anaesthetised without any blood tests.
- Urea and electrolytes
• All patients for intermediate or major surgery.
• Patients on medication that is likely to cause electrolyte derangements e.g diuretics, laxatives, potassium supplements, salbutamol, etc.
• Patients with cardiac, renal or liver failure.
• Very sick patients.
• Trauma patients.
- Coagulation profile
• Patients on anticoagulation
• Patients with liver failure
• Patients with sepsis
• Patients with major haemorrhage
• Patients with known or suspected coagulopathy
- 12-lead ECG
• Diabetic patients
• Hypertensive patients
• Patients with cardiac dysfunction or previous MI
• Patients with renal failure
• Patients over the age of 40 years
• Patients with chest pain
- 2-D Echo
• Patients with cardiac history
• Patients with unexplained breathlessness or poor exercise tolerance
• The patient with a murmur
• Patients with abnormal ECGs
• Patients with unexplained chest pain
- Chest X-ray
• Patients with acute or chronic pulmonary disease
• Patients with cardiac disease
• Patients with unexplained chest pain or breathlessness
Further testing may be requested based on the patient’s condition or on the advice of the physician, paediatrician, intensivist or anaesthetist.