- Go to slide 1 out of 7
- Go to slide 2 out of 7
- Go to slide 3 out of 7
- Go to slide 4 out of 7
- Go to slide 5 out of 7
- Go to slide 6 out of 7
- Go to slide 7 out of 7
Overview
First, move the marker to the bottom of the numbered scale.
Review Date 1/22/2023
Updated by: Denis Hadjiliadis, MD, MHS, Paul F. Harron, Jr. Professor of Medicine, Pulmonary, Allergy, and Critical Care, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.