Sufferers who use traditional metal braces often complain about the discomfort they need to endure when the metallic parts start poking into the inside of their cheeks, their tongue, and other soft cells inside the mouth area. The repeated friction between your metal parts and the gentle tissue can lead to the advancement of painful mouth ulcers, that may become infected if not treated immediately. The use of invisible braces eliminates the pain and discomfort of having metal parts inside the mouth. The plastic material aligners are designed to have rounded edges to ensure additional comfort while going through the orthodontic procedure.They can then utilize this picture to look for any abnormalities that may potentially be cancerous tumours. For example, lung tumor can be identified from lumps that are identified on an x-ray sometimes. 3) COMPUTERISED TOMOGRAPHY SCAN: – This check involves using multiple X-rays to build a 3D picture of the inside of your body. This can then allow your physician to recognize any abnormalities an X-ray may have missed. 4) ENDOSCOPY: – This cancer test involves using an instrument called an endoscope to investigate any abnormalities more closely.