Computed tomography (CT) can help detect neurological, cranial, respiratory, digestive abnormalities, early detection of cancer, early diagnosis of stroke cases... In particular, CT cerebral angiography (Computed Tomographic Angiography - CTA) is a modern method applied in many developed countries around the world to help detect early diseases related to cerebrovascular abnormalities.

Computed tomography (CT) is a diagnostic imaging technique. This technique is a machine system that emits many X-rays to scan an area of the body in cross-section, combined with computer processing to produce 2-dimensional or 3-dimensional images of the part being scanned.