Plain radiography of the upper extremity in adults -- Lower extremity plain radiography -- Chest radiograph -- Plain film evaluation of the abdomen -- Plain radiography of the C-spine -- Thoracic and lumbar spine -- Plain radiography of the pediatric extremity -- Plain radiographs of the pediatric chest -- Plain film radiographs of the pediatric abdomen -- Plain radiography of child abuse -- Plain radiography of the elderly -- Introduction to bedside ultrasound -- Physics of ultrasound -- Biliary ultrasound -- Trauma ultrasound -- Deep venous thrombosis -- Cardiac ultrasound -- Emergency ultrasonography of the kidneys and urinary tract -- Ultrasonography of the abdominal aorta -- Ultrasound-guided procedures -- Abdominal-pelvic ultrasound -- Ocular ultrasound -- Testicular ultrasound -- Abdomial ultrasound -- Emergency musculoskeletal ultrasound -- Soft tissue ultrasound -- Ultrasound in resuscitation -- CT in the ED: special considerations -- CT of the spine -- CT imaging of the head -- CT imaging of the face -- CT of the chest -- CT of the abdomen and pelvis -- CT angiography of the chest -- CT angiography of the abdominal vasculature -- CT angiography of the head and neck -- CT angiography of the extremities -- The physics of MRI -- MRI of the brain -- MRI of the spine -- MRI of the heart and chest -- MRI of the abdomen -- MRI of the extremities.