Causes of Hypertension During Anesthesia

Is there a problem with the monitoring equipment causing a falsely high blood pressure reading?

Has the patient received a vasopressors or other drug that raises the blood pressure?

Does the patient have a history of hypertension?

Has the patient received medications needed to control the hypertension prior to surgery?

Is the depth of anesthesia too light?

Has the patient undergone a fluid overload?

Has there been a problem with the airway causing hypoventilation or hypoxemia?

Does the patient have hypercarbia?

Is the patient receiving an excessive surgical stimulus including cross clamping of the aorta?

Does the patient have a raised intracranial pressure?

Does the patient have hyperthyroidism?

Is there evidence of malignant hyperthermia?

Does the patient have a pheochromocytoma or other neuroendocrine tumor?