DISCOLORED TEETH :EXTERNAL STAINS  PRE TREATMENT 

REASONS FOR EXTERNAL STAINING:

TOBACCO CHEWING 

CIGARETTE SMOKING

EXCESSIVE INTAKE OF TEA & COFFEE

MEDICATION LIKE : ORAL IRON INTAKE 

IMPROPER BRUSHING 

COLORING AGENTS IN FOOD 

REASONS FOR INTERNAL STAINING :

TRAUMA TO FRONT TEETH -LEADING TO BLUE -BLACK DISCOLORATION

MEDICATION TAKEN BY MOTHER DURING PREGNANCY (SPECIALLY TETRACYCLINE)

EXCESSIVE FLUORIDE IN WATER -FLUOROSIS BROWN STAINS 

TRAUMA LEADING TO IMPROPER TOOTH FORMATION -ENAMEL HYPOPLASIA -BROWN STSAINS 

CARIES IN DEEPER LAYERS OF TEETH -BACKWARD CARIES (BLACK DISCOLORATION)

 TREATMENT 

CLEANING OF TEETH AND DENTAL BLEACHING (SINGLE SITTING ) EXTERNAL STAINS

TREATMENT OF THE CAUSE : INTERNAL STAINS