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INTRODUCTION

5/20/2021 Anesthesiology Grand Rounds - Effect of Global Ventilation to Perfusion Ratio, for Normal Lungs, on Desflurane and Sevoflurane Elimination Kinetics

QUIZ

EVALUATION

CERTIFICATE

INTRODUCTION

Credit Hours: CME 1.00

Target Audience:

Anesthesiologists and anesthesiologists-in-training and other anesthesia professionals, nurse anesthetists and anesthesia assistants.

Educational Objectives:

Upon completion of this activity, participants should be able to:

  • List 3 ways normal lungs can impact elimination kinetics of inhaled anesthetics. 
  • Identify the role of lungs and tissue groups (vessel rich group, muscle, fat) in the different phases of anesthetic washout (fast, intermediate, slow).
  • Describe the key role of the ventilation/perfusion ratio in determining gas exchange in a homogenous lung unit.

Suggested Additional Reading & Joint Accreditation Statement - Note: This Accreditation Statement Supersedes All Other Statements:

Suggested Additional Reading:

  1. Kety SS: The physiological and physical factors governing the uptake of anesthetic gases by the body. Anesthesiology 1950; 11: 517-26.
  2. Eger EI, 2nd, Saidman LJ: Illustrations of inhaled anesthetic uptake, including intertissue diffusion to and from fat. Anesth Analg 2005; 100: 1020-33.
  3. Eger EI, 2nd, Shafer SL: Tutorial: context-sensitive decrement times for inhaled anesthetics. Anesth Analg 2005; 101: 688-96.
  4. Wagner PD: The multiple inert gas elimination technique (MIGET). Intens. Care Med. 2008; 34: 994-1001


Joint Accreditation Statement:

In support of improving patient care, the University of Pittsburgh is jointly accredited by the Accreditation Council for Continuing Medical Education (ACCME), the Accreditation Council for Pharmacy Education (ACPE), and the American Nurses Credentialing Center (ANCC), to provide continuing education for the healthcare team. The University of Pittsburgh School of Medicine is accredited by the ACCME to provide continuing medical education for physicians.


The University of Pittsburgh School of Medicine designates this enduring material activity for a maximum of 1.0 AMA PRA Category 1 Credit™. Each physician should only claim credit commensurate with the extent of their participation in the activity.


Other health care professionals will receive a certificate of attendance confirming the number of contact hours commensurate with the extent of participation in this activity.

Authors:
James Baumgardner, MD, PhD, MDhc — Clinical Assistant Professor, Department of anesthesiology and Perioperative Medicine, UPMC Presbyterian
Dr. Baumgardner is a business owner, Oscillogy LLC. This declaration is in the interests of complete disclosure. Oscillogy no longer offers any commercial products relevant to this lecture.
No other members of the planning committee, speakers, presenters, authors, content reviewers and/or anyone else in a position to control the content of this education activity have relevant financial relationships with any companies whose primary business is producing, marketing, selling, re-selling, or distributing healthcare products used by or on patients.

The University of Pittsburgh School of Medicine is accredited by the Accreditation Council for Continuing Medical Education (ACCME) to provide continuing medical education for physicians.

The University of Pittsburgh School of Medicine designates this enduring material for a maximum of 1.0 AMA PRA Category 1 Credits™. Each physician should only claim credit commensurate with the extent of their participation in the activity.

Other health care professionals are awarded (0.1) continuing education units (CEU) which are equivalent to 1.0 contact hours.

The University of Pittsburgh is an affirmative action, equal opportunity institution.