CT- Scan Computed tomography is commonly referred to as a CT scan. Read more Ultrasound Diagnostic ultrasound, also called sonography or...... Read more X-Ray X-rays are a type of radiation called electromagnetic waves. Read more Doppler A Doppler ultrasound is a noninvasive test that can be... Read more ECG An electrocardiogram records the electrical signals in the heart. Read more Echo An Echocardiogram (echo) is a graphic outline of your heart’s movement. Read more OPG An OPG (Orthopantomagram) is a panoramic scanning dental X-ray of the upper and lower jaw. Read more Laboratory A laboratory centre is a room equipped for scientific research, teaching, or testing. Read more