Dermatology

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Canine Atopic Dermatitis: Updates on Diagnosis and Treatment

Canine atopic dermatitis is a common skin disorder defined as a hereditary predisposition to develop pruritic inflammatory skin disease associated with IgE antibodies, which typically target environmental allergens. The disease typically affects dogs age 6 months to 3 years and is characterized by pruritus and secondary skin lesions of a characteristic distribution around the face (mouth, eyes), concave aspect of the ear pinnae, ventral abdomen, flexor aspects of elbow, carpal, and tarsal joints, interdigital skin, and perineal area. This article will help practitioners determine which flare factors (or environmental conditions) are responsible for CAD.

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Dermatology Diagnostics: Skin Scrapes, Hair Plucks, and More

Parasites, such as chiggers and scabies-causing mites, can cause tremendous itching. Fungal organisms, such as dermatophytes, can affect the hair, resulting in fracturing and large areas of crusting, nodules, or excoriations. Not all dermal problems come from external threats; various breed-related issues, such as color-dilution alopecia, pattern baldness, and many autoimmune diseases, can develop over time. Here’s how to investigate some dermal conditions in cats and dogs.

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Dermatology Diagnostics: Cutaneous Biopsy

Biopsy is often an important diagnostic step in determining the cause of cutaneous disease. An accurate diagnosis requires appropriate timing of the biopsy, careful site selection and biopsy technique, selection of a dermatopathologist.

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Chronic Otitis: A Dermatologist’s Perspective on Surgery

A variety of surgical procedures can be performed for chronic proliferative, obstructive, and neoplastic ear diseases. Dr. Rosenkrantz describes the importance of presurgical diagnostics and client education, the role of medical therapy, and common surgical techniques for treatment of chronic otitis.

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Challenges & New Developments in Canine Pyoderma: Topical & Systemic Treatment

Last issue’s canine pyoderma article discussed disease overview and diagnosis; this article provides in-depth information on both topical and systemic therapies for this dermatologic condition. Kimberly S. Coyner, DVM, Diplomate ACVD This is the second article in a 3-part series discussing the latest information available regarding canine pyoderma. The first article, Challenges & New Developments …

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Dilemmas in Dermatology: Pearls & Pitfalls

Douglas J. DeBoer, DVM, Diplomate ACVD University of Wisconsin Certain skin diseases universally present diagnostic and/or treatment dilemmas for general practitioners and specialists alike, and opinions abound on the “best” way to handle these conditions. This uncertainty largely reflects our lack of knowledge about these skin diseases and our relative inability to make evidence-based statements. …

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