Over the last few years, there has been a rapid increase in the number of medical X-ray units in western Kenya. However, many users of X-ray equipment do not understand the basic principles of radiation protection thus increasing the associated radiation risk to patients. The benefits of diagnostic X-rays are drastically reduced when the equipment is operated without adequate quality control (QC) and maintenance. This book, therefore, determines the current status of diagnostic X-ray machines used in medical facilities in the western region of Kenya. The facilities were first assessed by...