There are two types of tooth discoloration: intrinsic (produced in the body, and this will affect tooth color and structure) and extrinsic (which are caused by food and liquids).
Tooth discoloration in some cases may be due to:
defects in the enamel surface of a tooth that can be colored
low levels of saliva can increase the likelihood of color, because it is an insufficient amount for washing food, plaque and debris from the tooth surface
The causes of reduced salivary flow may be due to radiation treatment in the region of the head and neck that affects the salivary glands in the subject or medication.
Dental hygiene is very poor, where junk food adheres to the surface of enamel and plaque accumulates, it calcifies and stained with a brown / black
The causes of intrinsic discoloration
This is mainly due to some type of trauma when a child is growing as a result of the interruption of enamel is formed so that the thickness is not uniform. The inner layer called the dentin of the tooth is yellow so that when the enamel is thinner, the dentin to show and look like a stain on the tooth.
Extrinsic causes of discoloration
curry, cumin, turmeric
coffee, tea and red wine
smoke or chew snuff
betel nut chewing
medications given to children under the age of eight years as tetracycline and doxycycline
if the mother has an infection that can affect the development of enamel on teeth
Fluorosis is caused by excess fluoride given as a child are:
medications and fluoride supplements
excess fluoride in toothpaste and mouthwash
There will be flat white lines on the surface of enamel in mild forms of fluorosis. These will be spotted in mild and severe cases of marbling is so large that appears brown stained and pitted and can be skipped easily.
If nutritional deficiencies of vitamin D and C, calcium and phosphorus in the diet and tooth enamel is thinner and weaker.
The teeth tend to lose color as they age, which is considered normal.
Tooth whitening is the primary method of money these discolorations or near the chair-side or take home kit with a specially molded dental tray.
Amalgam restorations on teeth which can cause darkening of the tooth and can be rectified by the replacement of a dental restoration color, obviously, you need a more invasive procedure for dental compared with minimally invasive tooth whitening.