Enamel Hypoplasia

other system

In ARAI, a defect in enamel production leads uneven enamel lay down, leading to yellowing of the underlying tooth. Teeth are also unusually small and pointy with large gaps between them.

  • Signs and symptoms

    You may notice your affected dog has small, pointy, discolored teeth with large gaps between them.

    Signs can first be recognized in young dogs, but may become more noticeable as the dog ages.

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  • Diagnosis

    Genetic testing and clinical signs are used to diagnose this disease.

  • Treatment

    There is no treatment except for regular monitoring by your veterinarian and routine dental care.

  • What to do if your dog is at risk


    • Follow your veterinarian's advice regarding dental care including regular brushing with dog specific toothpaste.

  • Genetic Information

    This mutation was first described in Parson Russell Terriers.

    This disease is inherited in an autosomal recessive manner, meaning that affected dogs must have two copies of the mutation to show clinical signs.

    Gene names:

    ENAM ‐ chr

    Inheritance type:


  • Breeds affected

    This health condition affects the following breeds

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