X-rays consist of electromagnetic waves of energy that penetrate
matter to a variable extent, depending on the density of the matter.
The remaining radiation after penetration and absorption by the
tissues produces various grades of black and white on very sensitive
Any patient with chest symptoms, such as cough, blood
in the sputum, or spit, pain in the chest, injury to the chest,
infection, or shortness of breath, will likely undergo a chest x-ray.
Individuals undergoing a chest x-ray will undress
to the waist and put on an exam gown.
The individual will be asked to remove all jewelry and metal objects
that may interfere with the exam.
A woman should inform the technician if she is pregnant.
The exam is usually done standing, but it can be performed sitting
or lying down.
The individual may be asked to hold his or her breath very briefly
during the exam.
Usually one or two x-rays are taken, a front view and a side view.
The x-ray scans will be checked to see if the x-rays are adequate
before the individual gets dressed and departs.