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https://todaysveterinarypractice.com/table-of-contents-november-december-2021/

Dermatology

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.

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.

The Challenge of Chronic Otitis in Dogs: From Diagnosis to Treatment

Understanding the causes and effects of otitis externa can aid in diagnosis and treatment of this dermatologic infection.

Canine chronic and recurrent otitis externa can be extremely challenging to treat and require multifactorial, step-by-step strategic plans. We look at how to diagnose and treat otitis successfully.

Dermatology Diagnostics: Cutaneous Cytology

The best method for obtaining material from the ear is with a cotton-tipped applicator; however, the health of the ear may limit access to sampling sites. For example, if a dog has end-stage proliferative ear disease, the degree of stenosis…

Otitis Media/Interna: An Interview with Dr. Lori Thompson

In this How I Treat interview, Lori Thompson, DVM, DACVD, answers our questions about key treatment protocols for otitis media/interna. Otitis media—inflammation of the middle ear structures, occurs in dogs and cats of all ages and presents unilaterally or bilaterally.

Updates on the Management of Canine Demodicosis

Canine demodicosis is a common inflammatory parasitic skin disease believed to be associated with a genetic or immunologic disorder. This disease allows mites from the normal cutaneous biota to proliferate in the hair follicles and sebaceous glands, leading to alopecia, erythema, scaling, hair casting, pustules, furunculosis, and secondary infections. The face and forelegs to the entire body surface of the dog may be affected. Three morphologically different types of Demodex mites exist in dogs.

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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