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Dogs + Medical Conditions

  • Demodectic mange is caused by a parasitic mite that lives in the hair follicles of dogs. As long as the body's immune system is functioning properly, these mites cause no harm. Demodectic mange most often occurs when a dog has an immature or weakened immune system, allowing the number of skin mites to increase rapidly. Topical, oral, and injectable medications are available to treat demodectic mange.

  • Dental disease is one of the most common medical conditions seen by veterinarians. Over 80% of dogs over the age of three have active dental disease. Few dogs show obvious signs of dental disease, so it’s up to the dog’s family and veterinarian to uncover this hidden and often painful condition.

  • Dermatomyositis is hereditary, immune-mediated disease of the skin muscles and blood vessels affecting primarily collies, Shetland Sheepdogs and mixes of these breeds. Other breeds can experience similar disease. Signs are usually first recognized in puppies but can present in young adulthood. Signs include: skin lesions (crusty erosions, patchy alopecia or ulcers) around the eyes, lips, face, ear flaps or tail tip, foot pad lesions; atrophy of chewing muscles or difficulty chewing; stiff gait and megaesophagus in severely affected dogs. Skin biopsies are diagnostic. Treatment involves treating secondary bacterial infections, reducing sun exposure, EFAs, and immunomodulatory medications including tetracycline, niacinamide, pentoxifylline, cyclosporine and corticosteroids. Prognosis varies depending on severity.

  • Diabetes insipidus results in excessive drinking and urination. As many conditions cause these signs, a number of diagnostic tests including bloodwork and urinalysis need to be performed to rule out other causes. After more common causes are ruled out, a modified water deprivation test can confirm disease and an MRI or therapeutic trial can be performed. Diabetes insipidus results from reduced production of ADH from the brain or reduced sensitivity to ADH in the kidney. Treatment depends on the cause of the disease either replacing the lack of ADH with a synthetic replacement or using a hydrochlorothiazide and a low salt diet to decrease urine production.

  • This handout provides detailed information on insulin administration. For more information about diabetes mellitus, see the fact sheets "Diabetes Mellitus - General Information", and "Diabetes Mellitus - Principles of Treatment".

  • This handout provides general information about diabetes mellitus in dogs. For information about its treatment, see the fact sheets "Diabetes Mellitus - Principles of Treatment" and "Diabetes Mellitus - Insulin Treatment".

  • Diabetes mellitus is caused by the failure of the pancreas to regulate blood sugar. In dogs, diabetes mellitus is usually Insulin Dependent Diabetes Mellitus (also called Type 2 Diabetes)

  • Diabetic ketoacidosis is a medical emergency that occurs when there is not enough insulin in the body to control blood sugar (glucose) levels. It is important for your veterinarian to perform appropriate tests in order to diagnose this disease as similar signs can occur with other medical conditions. Treatment involves hospitalization with IV fluids, short acting insulin and electrolyte replacement. The most important step in prevention is ensuring proper insulin dosing is being administered.

  • Diarrhea is a symptom of an underlying problem that may be minor or very serious. Some cases may resolve on their own or with minimal treatment, while other cases require in-depth diagnostic testing and more aggressive treatment to address the underlying condition. The possible causes, diagnostic tests, and treatment protocols for diarrhea in dogs are numerous and are explained in this handout.

  • If your dog is having diarrhea, please complete this questionnaire as accurately as possible before your appointment. This information will be very helpful to your veterinarian in determining the cause of diarrhea.