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Month: March 2023
PERIOPERATIVE CARE OF PHAEOCHROMOCYTOMA
1. What is a pheochromocytoma? A pheochromocytoma is a vascular tumor of chromaffin tissue (most commonly the adrenal medulla) that produces and secretes norepinephrine and epinephrine. The diagnosis and management … Continue reading PERIOPERATIVE CARE OF PHAEOCHROMOCYTOMA
MINIMUM ALVEOLAR CONCENTRATION
INTRODUCTION: Early methods proposed to assess depth of anaesthesia were based on clinical observations. Guedel defined stages of anaesthesia based on alterations in breathing, muscle tone, pupil diameter, lacrimation and … Continue reading MINIMUM ALVEOLAR CONCENTRATION
CLOSED-LOOP ANESTHETIC DELIVERY SYSTEM
Closed-loop anaesthesia systems, also known as automated anaesthesia delivery systems, are a type of technology that uses real-time monitoring and feedback to automatically adjust the delivery of anaesthetic agents to … Continue reading CLOSED-LOOP ANESTHETIC DELIVERY SYSTEM
Delayed Emergence from Anesthesia
Failure to return to normal consciousness in a timely fashion following administration of general anesthesia may manifest as delayed emergence or emergence delirium. In most cases, these conditions are temporary … Continue reading Delayed Emergence from Anesthesia
Hypoxic pulmonary vasoconstriction (HPV)
HPV is an important local physiologic response of the lung to areas of alveolar hypoxia (and to a much lesser extent mixed venous desaturation) resulting in pulmonary vasoconstriction. The mechanism … Continue reading Hypoxic pulmonary vasoconstriction (HPV)