92% of American adults aged 20-64 have had tooth decay. Six classes based on tooth type and location. Six classes total: visible and invisible cavities. Four severity categories: incipient, moderate, advanced, severe
Toothache is pain originating from tooth or surrounding structures. Temperature changes or pressure can trigger toothache. Odontalgia is another name for toothache
New study uses carbon nanotubes and stem cells for bone injuries. Type A influenza virus has different subtypes based on surface proteins. FDA regulates laboratory tests for reliability and accuracy. Autism diagnosis relies heavily on behavioral criteria
Periapical abscess forms at tooth root tip from bacterial infection. Periodontal abscess occurs in gums near tooth root. Bacteria enter through cavity or tooth crack, spreading to root
Teeth are paired within same jaw and opposite jaw in same category. Teeth are divided into four quadrants with up to eight teeth each. Teeth sit in maxilla and mandible's alveolar bone via gomphosis joint
Oral hygiene prevents dental diseases through regular brushing and flossing. Brushing twice daily with fluoridated toothpaste is recommended. Interdental cleaning removes 80% of plaque between teeth. Toothbrushes can only clean 1.5mm deep, interdental areas need more