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Understanding Anesthesiology - The Global Regional Anesthesia ...

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MAC<br />

MAC refers to the concentration inhaled agent in alveolar gas necessary to prevent movement<br />

of 50% of patients when a standard incision is made. <strong>The</strong> factors that affect the MAC<br />

for a given patient are outlined below.<br />

FACTORS WHICH DECREASE MAC<br />

FACTORS WHICH INCREASE MAC<br />

advanced age<br />

childhood<br />

pregnancy<br />

hyperthyroidism<br />

hypothermia<br />

hyperthermia<br />

acute alcohol intoxication<br />

chronic alcohol use<br />

drugs: benzodiazepines, opiates,<br />

muscle relaxants, central-acting<br />

antihypertensives<br />

drugs: amphetamine, cocaine<br />

Related Glossary Terms<br />

Desflurane, Four A’s of anesthesia, Inhaled agents, Isoflurane, Nitrous oxide (N2O), Sevoflurane,<br />

Vapourizer, Volatile<br />

Index<br />

Find Term<br />

Chapter 3 - General <strong>Anesthesia</strong><br />

Chapter 3 - General <strong>Anesthesia</strong><br />

Chapter 3 - General <strong>Anesthesia</strong><br />

Chapter 5 - Obstetrical <strong>Anesthesia</strong><br />

Chapter 5 - Pediatric <strong>Anesthesia</strong><br />

Chapter 6 - Opioid agonists and antagonists<br />

Chapter 6 - Inhaled Agents<br />

Chapter 6 - Inhaled Agents<br />

Chapter 6 - Inhaled Agents<br />

Chapter 6 - Inhaled Agents<br />

Chapter 6 - Inhaled Agents<br />

Chapter 6 - Vasoactive Agents

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