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33 Cards in this Set
- Front
- Back
Describe the lesions seen with Acute moist dermatitis.
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-sharply demarcated circular
-red moist exudative -alopecic in center -painful -hair sticks around margins -may occur rapidly |
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What are the causes of Acute moist dermatitis?
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-self trauma
-allergic disease -ectoparasites -anal sac problems - otitis externa -irritants -FB -fur mats in coat -densely coated animals are predisposed |
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What is a good management plan for treatment of Acute Moist Dermatitis?
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-correct problem
-clip and clean -astringent -corticosteriod sprays -short term oral pred to dec purities -prevent continues self trauma -systemic antibiotics if satellite lesions or folliculitis -rarely culture: select antibiotics against Staph -clavomox, cephalexin, clindamycin |
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What diagnostics tool would one use to work up a case of Pododermatitis?
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-cytology
-skin scrape -fungal culture -biopsy -radiographs |
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What is the treatment for Pododermatitis?
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-eliminate underlying ause
-prevent trauma -foot soaks -prolonged systemic antibacterial therapy -surgical debridement in severe cases |
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What is the value of a skin cytology?
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allows you to determine if you are looking at bacteria, fungal, yeasts, etc.
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What are the indications for performing a skin biopsy?
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When you are unable to identify the organism by other means
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How does a woods light help in identifying dermatophytes?
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roughly 50 % of M. canis flouresce under woods light
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Describe your treatment for perianal pyoderma in a GSD.
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-systemic antibiotics
-cyclosporin -topical tacrolimus -corticosteroids -debridement |
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What are the signs of puppy strangles?
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-swelling
-inflammation -pain in face,lips,eyelids,ears -swollen lymph nodes -fever -abcesses may open and drain |
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Describe a diagnostic plan for puppy strangles.
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clinical appearance
-history -culture and sensitivity -biopsy -early culture of intact pustule is negative |
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Describe the theraputic plan for a puppy strangles case.
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-clean lesion
-oral corticosteroids -concurrent systemic antibiotics ** steroids decrease scarring and speed healing** |
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describe a diagnostic plan for a draining tract/fistula in a cat.
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-clinical lesions
-cytology -culture and sensitivity -biopsy |
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Describe a theraputic plan to treat a draining tract/fistula in a cat.
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-surgical drainage and flushing
-systemic antibiotics -consider FeLV/FIV |
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What are the lesions seen with Nocardiosis?
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-skin lungs widespread dissemination
-cellulitis, subcutaneous nodules -limbs and feet often affected -cats may have lesions on abdomen -lymphadenopathy -pyothorax, dyspnea |
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Waht is the cause of Nocardiosis?
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N. asteroids
-N. brasillensis -N. caviao - N. nova -common saprophyte -infection through wound, ingestion, or inhalation |
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How is Nocardiosis diagnosed?
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-aerobic culture
-cytology -biopsy |
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How do you treat Nocardiosis?
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surgical drainage
-varying antimicrobial susceptability |
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What are the lesions for feline leprosy?
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-ulcers,abcesses, fistula, plaques, nodules
-found on head and extremeties -nasal or oral mucosa sometimes -regional lymphadenopathy -no systemic illness |
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What is the cause of feline leprosy?
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-Mycobacterium lepraemurium
-possibly transmitted by rats -has been found in insect vectors -more common in cats 1-3 yrs old |
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How do you diagnose feline leprosy?
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-history
-PE -cytology of exudates -skin biopsy -can't usually culture |
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How do you treat feline leprosy?
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-surgical excision
-clofazimine -low doses of flouroquinolones or docycline |
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Describe the lesions seen with Opportunistic Mycobacterial Granulomas
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-Most often in cats
-chronic SQ abcesses and fistula -Usually found in caudal abdominal, inguinal, or lumbar areas -may be painful -solitary lesions usually symmetrical involvement -Immune-suppressed may hav widespread lesions and systemic illness |
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What is the cause of opportunistic mycobacterial granulomas?
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-M. fortultum, chelonei, pheil, xenopl, thermoresistible, smegmatis
-enters through cat bite or puncture wound |
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How do you diagnose opportunistic mycobacterial granulomas?
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-History
-PE -cytology of exudates -skin biopsy -PCR -cultures often grow rapidly |
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What is the treatment for opportunistic mycobacterial granulomas?
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-spontaneous remission can occur
-surgical excision -drug susceptibility varies ---tetracycline ---clarithromcin ---enrofloxacin ---clofazimine |
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What is the most common bacterial pathogen of dogs?
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Staph
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What is the most ommon bacterial pathogen of skin of cats?
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P. multocida
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What are the three most common causes of folliculitis in dogs?
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-Staph intermedius
-dermatophytes -demodex |
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What tests should be performed to diagnose canine superficial bacterial folliculitis?
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-cytology
-skin scraping -fungal culture -biopsy -culture and sensitivity // mixed bacterial infections // treatment is going to be prolonged //current antibiotic treatment is not effective |
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What is the pathophysiology of furunculosis?
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bacterial folliculitis--furunculosis--deep pyoderma
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What breed of dog is predisposed to recurrent deep folliculitis and furunculosis?
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Joey Timberlake
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