Allergic Skin Diseases in Companion Animals
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Questions and Answers

Which of the following is a common trigger for pruritus in companion animals with allergic skin disease?

  • Ectoparasites
  • Contact allergens
  • Foods
  • Environmental allergens (correct)
  • Which of the following is a common cause of pruritus in companion animals with allergic skin disease?

  • Ectoparasites
  • Foods
  • Environmental allergens (correct)
  • Micro-organisms
  • Which of the following is a common trigger for feline atopic skin syndrome (FASS)?

  • Contact allergens
  • Foods
  • Environmental allergens (correct)
  • Ectoparasites
  • Which of the following is a common trigger for flea allergic dermatitis?

    <p>Ectoparasites (B)</p> Signup and view all the answers

    Which of the following is a common trigger for mite hypersensitivity?

    <p>Ectoparasites (C)</p> Signup and view all the answers

    Which of the following is a common trigger for food-induced atopic dermatitis (FIAD) in dogs?

    <p>Foods (C)</p> Signup and view all the answers

    Which of the following is a common trigger for feline food allergy (FFA)?

    <p>Foods (A)</p> Signup and view all the answers

    Which of the following is a common trigger for equine atopic dermatitis?

    <p>Environmental allergens (D)</p> Signup and view all the answers

    Which of the following is NOT a common trigger for pruritus in companion animals with allergic skin disease?

    <p>Micro-organisms (A)</p> Signup and view all the answers

    Which type of hypersensitivity is considered to be involved in most cases of atopic dermatitis in dogs?

    <p>Type I hypersensitivity (A)</p> Signup and view all the answers

    What is the role of the innate immune system in the pathogenesis of atopic dermatitis?

    <p>Initiating and maintaining inflammation (A)</p> Signup and view all the answers

    Which cells are primarily involved in the sensitization phase of atopic dermatitis?

    <p>B cells (B)</p> Signup and view all the answers

    What is the main clinical feature of atopic dermatitis in dogs?

    <p>Chronic relapsing pruritic dermatitis (A)</p> Signup and view all the answers

    Which breed(s) are known to have a predilection for atopic dermatitis?

    <p>All of the above (D)</p> Signup and view all the answers

    What is the age of onset for atopic dermatitis in dogs?

    <p>6 months to 3 years (A)</p> Signup and view all the answers

    What is the term used to describe the immunological reaction to dietary allergens in dogs with atopic dermatitis?

    <p>Food hypersensitivity (C)</p> Signup and view all the answers

    What is the main difference between environmental atopic dermatitis and food-induced atopic dermatitis in dogs?

    <p>Pathogenesis (A)</p> Signup and view all the answers

    Which type of immune response is primarily associated with acute lesions of atopic dermatitis in dogs?

    <p>Th2 response (C)</p> Signup and view all the answers

    What can IL31, produced in response to allergen exposure, bind to in atopic dermatitis?

    <p>Nerve endings (C)</p> Signup and view all the answers

    Which age group is most commonly affected by atopic dermatitis in dogs?

    <p>Adult dogs between 1-3 years old (B)</p> Signup and view all the answers

    Which breeds are known to have a predilection for atopic dermatitis?

    <p>Poodles, Bulldogs, and Terriers (A)</p> Signup and view all the answers

    Which areas of the body are most commonly affected by atopic dermatitis in dogs?

    <p>Head and ears (B)</p> Signup and view all the answers

    What is the main clinical manifestation of atopic dermatitis in dogs?

    <p>Relapsing pruritic dermatitis (A)</p> Signup and view all the answers

    What is the typical response to glucocorticoids in dogs with atopic dermatitis?

    <p>Temporary relief (D)</p> Signup and view all the answers

    What is the term used to describe atopic dermatitis triggered by dietary allergens in dogs?

    <p>Food-responsive dermatitis (C)</p> Signup and view all the answers

    What is a common complication associated with atopic dermatitis in dogs?

    <p>Recurrent secondary pyoderma (D)</p> Signup and view all the answers

    What are the age of onset and breed predilections for atopic dermatitis in dogs?

    <p>Age of onset is 6 months to 3 years. Breed predilections include WHW terrier, Labradors, French/English bulldogs.</p> Signup and view all the answers

    What are the clinical features of atopic dermatitis in dogs?

    <p>Classically, atopic dermatitis presents as chronic relapsing pruritic dermatitis, usually responsive to glucocorticoids. Initially, there may be erythema and papules, which can progress to self-induced alopecia and excoriations. The affected areas are usually the ears/face, feet, carpi/tarsi, axillae/inguinum, ventrum, and perineum. It is often associated with recurrent secondary pyoderma/Malassezia infections.</p> Signup and view all the answers

    What is food-induced atopic dermatitis in dogs?

    <p>Food-induced atopic dermatitis, also known as 'food-responsive dermatosis', refers to an immunological reaction to dietary allergens or non-immunological reactions to diet, which can cause dermatological clinical signs identical to environmental atopy.</p> Signup and view all the answers

    How does food-induced atopic dermatitis differ from environmental atopy in dogs?

    <p>Food-induced atopic dermatitis has less known about its pathogenesis compared to environmental atopy, and it is less common.</p> Signup and view all the answers

    What is the term used to describe atopic dermatitis triggered by dietary allergens in dogs?

    <p>The term used to describe atopic dermatitis triggered by dietary allergens in dogs is food-induced atopic dermatitis.</p> Signup and view all the answers

    What are the clinical manifestations of atopic dermatitis in dogs?

    <p>The clinical manifestations of atopic dermatitis in dogs include chronic relapsing pruritic dermatitis, erythema, papules, self-induced alopecia, excoriations, and recurrent secondary pyoderma/Malassezia infections.</p> Signup and view all the answers

    What is the typical response to glucocorticoids in dogs with atopic dermatitis?

    <p>Dogs with atopic dermatitis usually show a positive response to treatment with glucocorticoids.</p> Signup and view all the answers

    Flashcards

    What triggers pruritus in allergic skin disease?

    Environmental allergens are a common trigger for pruritus in companion animals with allergic skin disease.

    What causes pruritus in allergic skin disease?

    Environmental allergens are a common cause of pruritus in companion animals with allergic skin disease.

    What triggers FASS?

    Environmental allergens are a common trigger for feline atopic skin syndrome (FASS).

    What triggers flea allergic dermatitis?

    Ectoparasites like fleas are a common trigger for flea allergic dermatitis.

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    What triggers mite hypersensitivity?

    Ectoparasites like mites are a common trigger for mite hypersensitivity.

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    What triggers FIAD in dogs?

    Food is a common trigger for food-induced atopic dermatitis (FIAD) in dogs.

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    What triggers FFA?

    Food is a common trigger for feline food allergy (FFA).

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    What triggers equine atopic dermatitis?

    Environmental allergens are a common trigger for equine atopic dermatitis.

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    What does NOT trigger pruritus in allergic skin disease?

    Micro-organisms are NOT a common trigger for pruritus in companion animals with allergic skin disease.

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    What type of hypersensitivity is involved in canine atopic dermatitis?

    Type I hypersensitivity is considered to be involved in most cases of atopic dermatitis in dogs.

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    What is the innate immune system's role in atopic dermatitis?

    The innate immune system plays a crucial role in initiating and maintaining inflammation in the pathogenesis of atopic dermatitis.

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    What cells are involved in the sensitization phase of atopic dermatitis?

    B cells are primarily involved in the sensitization phase of atopic dermatitis.

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    What is the main clinical feature of canine atopic dermatitis?

    Chronic relapsing pruritic dermatitis is the main clinical feature of atopic dermatitis in dogs.

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    Which breeds are prone to atopic dermatitis?

    All of the above breeds are known to have a predilection for atopic dermatitis.

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    What is the age of onset for canine atopic dermatitis?

    Atopic dermatitis in dogs usually starts between 6 months and 3 years of age.

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    What is the term for the immune reaction to dietary allergens in canine atopic dermatitis?

    Food hypersensitivity is the term used to describe the immunological reaction to dietary allergens in dogs with atopic dermatitis.

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    How does environmental atopic dermatitis differ from food-induced atopic dermatitis in dogs?

    The pathogenesis is the main difference between environmental atopic dermatitis and food-induced atopic dermatitis in dogs.

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    What type of immune response is associated with acute lesions of atopic dermatitis?

    Th2 response is the type of immune response primarily associated with acute lesions of atopic dermatitis in dogs.

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    What does IL31 bind to in atopic dermatitis?

    IL31, produced in response to allergen exposure, can bind to nerve endings in atopic dermatitis.

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    What age group is most affected by canine atopic dermatitis?

    Adult dogs between 1-3 years old are most commonly affected by atopic dermatitis.

    Signup and view all the flashcards

    Which breeds are prone to atopic dermatitis?

    Poodles, Bulldogs, and Terriers are breeds known to have a predilection for atopic dermatitis.

    Signup and view all the flashcards

    What are the typical areas affected by canine atopic dermatitis?

    Head and ears are the areas of the body most commonly affected by atopic dermatitis in dogs.

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    What are the clinical manifestations of canine atopic dermatitis?

    Relapsing pruritic dermatitis is the main clinical manifestation of atopic dermatitis in dogs.

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    What is the typical response to glucocorticoids in dogs with atopic dermatitis?

    Glucocorticoids provide temporary relief for dogs with atopic dermatitis.

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    What is the term used to describe atopic dermatitis triggered by dietary allergens in dogs?

    Food-responsive dermatitis is the term used to describe atopic dermatitis triggered by dietary allergens in dogs.

    Signup and view all the flashcards

    What is a common complication associated with canine atopic dermatitis?

    Recurrent secondary pyoderma is a common complication associated with atopic dermatitis in dogs.

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    What are the age onset and breed predilections for atopic dermatitis in dogs?

    The age of onset for atopic dermatitis is typically 6 months to 3 years, and breeds like WHW terrier, Labradors, and French/English bulldogs are known to have a predilection for the condition.

    Signup and view all the flashcards

    What are the clinical features of atopic dermatitis in dogs?

    Canine atopic dermatitis commonly presents as chronic relapsing pruritic dermatitis, responsive to glucocorticoids. Initially, there may be erythema and papules, progressing to self-induced alopecia and excoriations. Affected areas are usually the ears/face, feet, carpi/tarsi, axillae/inguinum, ventrum, and perineum. It's associated with recurrent secondary pyoderma/Malassezia infections.

    Signup and view all the flashcards

    What is food-induced atopic dermatitis in dogs?

    Food-induced atopic dermatitis, also known as 'food-responsive dermatosis,', refers to an immunological reaction to dietary allergens or non-immunological reactions to diet, causing dermatological clinical signs identical to environmental atopy.

    Signup and view all the flashcards

    How does food-induced atopic dermatitis differ from environmental atopy in dogs?

    Food-induced atopic dermatitis has less known about its pathogenesis compared to environmental atopy, and it is less common.

    Signup and view all the flashcards

    What is the term used to describe atopic dermatitis triggered by dietary allergens in dogs?

    The term used to describe atopic dermatitis triggered by dietary allergens in dogs is food-induced atopic dermatitis.

    Signup and view all the flashcards

    What are the clinical manifestations of atopic dermatitis in dogs?

    The clinical manifestations of atopic dermatitis in dogs include chronic relapsing pruritic dermatitis, erythema, papules, self-induced alopecia, excoriations, and recurrent secondary pyoderma/Malassezia infections.

    Signup and view all the flashcards

    What is the typical response to glucocorticoids in dogs with atopic dermatitis?

    Dogs with atopic dermatitis usually show a positive response to treatment with glucocorticoids.

    Signup and view all the flashcards

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