Plain Radiography

It is fortunate that many foreign bodies are radiopaque; most foreign bodies that can be missed during the initial clinical evaluation can be seen on plain films. 6 Plain films are readily available but must be obtained with appropriate technique and inspected carefully to detect small and faint foreign bodies. Metal, mammalian bone, some types of fish bones, teeth, pencil graphite, certain plastics, glass, gravel, sand, and aluminum are visible on plain radiographs 1-Z,8,9,l°,l1 and 12 (Table...42-1). Almost all glass is visible on radiographs if it is 2 mm or larger, and contrary to myth, glass does not have to contain lead to be visible on plain films. I5,7 A radiopaque fragment is more easily seen if it is positioned parallel to the central ray of the x-ray beam, which increases its apparent thickness.

Peripheral Neuropathy Natural Treatment Options

Peripheral Neuropathy Natural Treatment Options

This guide will help millions of people understand this condition so that they can take control of their lives and make informed decisions. The ebook covers information on a vast number of different types of neuropathy. In addition, it will be a useful resource for their families, caregivers, and health care providers.

Get My Free Ebook


Post a comment