Radiology is a branch of medicine that uses various imaging technologies in the diagnosis and treatment of diseases. Radiological examination is performed in almost every field of the health sector. Radiology uses different imaging modalities such as x-ray, magnetic resonance (MR), computed tomography (CT), and PET scan to produce images of internal body structures. It is divided into two broad fields as diagnostic radiology and interventional radiology. Radiology is a vital component of most medical decisions that affect patients, and radiologists can work with all clinical specialties.