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Allergies in CatsAllergies in Cats

  • Overview
  • Causes
  • Symptoms
  • Diagnosis
  • Treatment
  • Prevention

    • Allergies in Cats Overview:

    Cat allergies are a common yet often overlooked health issue. Unlike humans, cats tend to display allergies through skin problems and excessive grooming rather than sneezing or watery eyes. Allergies occur when the immune system reacts to substances like pollen, fleas, food ingredients or environmental triggers.

    Whether your cat has itchy skin, chronic ear infections or digestive upset, identifying and managing allergies early is key to keeping them comfortable and healthy.

    Cat allergies fall into several main categories:

    Environmental Allergens

    • Dust mites
    • Pollen from trees, grasses or weeds
    • Mold spores
    • Cigarette smoke
    • Cleaning products or fragrances

    Flea Allergy Dermatitis

    • Triggered by flea saliva
    • One bite can cause severe itching and skin inflammation

    Food Allergies or Intolerances

    • Common allergens include beef, fish, dairy, chicken, wheat and corn
    • Often lead to gastrointestinal issues or skin symptoms

    Contact Allergens

    • Plastic food bowls, certain fabrics or shampoos
    • Litter dust or scented litter

    Genetic Susceptibility

    • Certain breeds like Siamese, Abyssinian or Devon Rex may be more sensitive

    Cat allergy symptoms may vary by the type of allergen but often include:

    • Itchy skin especially on face, ears, paws and belly
    • Over-grooming or pulling out fur
    • Frequent ear infections or head shaking
    • Hair loss, scabs or open sores
    • Sneezing, watery eyes or nasal discharge
    • Vomiting or diarrhea especially with food allergies

    Diagnosing cat allergies can be complex due to overlapping symptoms with other skin or internal conditions.

    Veterinarians may use:

    • Physical examination for signs of skin or ear inflammation
    • Flea comb check
    • Skin scraping or cytology to rule out parasites or infections
    • Elimination diet trial lasting 8 to 12 weeks
    • Intradermal or blood allergy testing
    • Response to treatments as part of the diagnostic process

    Treatment varies depending on the allergen type:

    Symptom Treatment Relief:

    • Medicated shampoos for soothing itchy skin
    • Antihistamines or short-term steroids under veterinary supervision
    • Topical creams or sprays such as hydrocortisone

    Chronic Allergy Management

    • Prescription medications such as cyclosporine or antihistamines
    • Flea prevention used year-round
    • Diet change to a hypoallergenic or limited ingredient formula
    • Immunotherapy if environmental allergens are confirmed
  • Use consistent flea prevention
  • Clean regularly to reduce dust, mold and dander
  • Bathe cats as tolerated with vet-approved products
  • Avoid scented products or sprays in the home
  • Feed a high-quality limited ingredient diet
  • Monitor early signs if your cat is allergy-prone
    • Some Tips
  • Pathological partPrimarily affects the skin, respiratory tract, and digestive system due to an overactive immune response.
  • Hazard level★★★☆☆
  • Typical SymptomsFrequent scratching, excessive grooming, dandruff, redness on face or ears; sometimes coughing, sneezing, or diarrhea.
  • Inspection itemsSkin exam, elimination diet trial, allergy tests (blood/skin), ear and stool checks.
  • Confusing diseasesFlea allergy dermatitis, ringworm, ear mites, feline asthma, gastroenteritis.

    • All Allergies in Cats Articles

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