A dental examination is important for detecting the cause of your symptoms. It is possible that there could be an <span style = 'background-color: #dae8f4'>abscess</span>
or retention of debris under the bridge. A loose
crown can lead to lodgement of bacteria under it and cause bad odour.Other causes of bad breath from mouth are tooth
decay, sinus disease or gum diseases or reflux disease. Tonsilloliths can also cause bad breath, sore throat, white debris, difficulty in swallowing and tonsillar swelling .These are only possibilities.