Medical tests sourcebook basic consumer health information about preventive care guidelines, routine health screenings, home-use tests, blood, stool, and urine tests, genetic testing, biopsies, endoscopic exams, and imaging tests, such as X-ray, ultrasound, computed tomography (CT), and nuclear and magnetic resonance imaging (MRI) exams; along with facts about diagnostic tests for allergies, cancer, diabetes, heart and lung disease, infertility, osteoporosis, sleep problems, and other specific conditions, a glossary of related terms, and directories of additional resources.