Radiography

Introduction to Radiography

Lesson Objectives

• Outline general concepts of how a radiographic image is obtained
• Determine technique (AP/PA) and positioning (supine/upright/decubitus)
• Recognize the 5 possible densities on a radiograph
• Describe what makes tissue dark vs. bright on a radiograph
• Summarize common indications

Components of Radiography

Positioning

Positioning and Field of View

Photon Interaction

The five radiographic densities

Chest imaging

Abdominal imaging

Lines and tubes

Spine imaging

Fractures