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Calculus And latrogenic Diseases

1

INI CET 2021 May

Question

Maximum amount of crystals in calculus is:

  • 1

    Hydroxyapatite  

  • 2

    Brushite  

  • 3

    Magnesium whitlockite  

  • 4

    Octacalcium phosphate  
OPTION 1

Key concept:

•            Calculus consists of inorganic and organic components.

•            Trace amounts of zinc, strontium, bromine, copper, manganese, gold and aluminium are also seen. At least, two thirds of inorganic component is crystalline in structure.

•            The main crystal forms are: Hydroxyapatite(58%), Magnesium whitlockite, Octacalcium phosphate and Brushite.

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