Abdominal radiology constitutes the application and interpretation of conventional techniques and procedures as they apply to diseases involving the gastrointestinal tract, genitourinary tract, and the intraperitoneal and extra peritoneal abdominal organs. These techniques and procedures include computed tomography (CT), ultrasonography, magnetic resonance imaging (MRI), nuclear medicine, and fluoroscopy (1). 

Sources

1. Accreditation Council for Graduate Medical Education (ACGME)