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23 Cards in this Set
- Front
- Back
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Define the level of pruritis associated with sarcoptic mange
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cause of severe pruritis - itching interrupts life events
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how does sarcoptic mange cause pruritis
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Irritation
hypersensitivity reactions |
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Is sarcoptic mange zoonotic
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yes- ask if humans in household are affected
highly contagious |
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What is typical history of sarcoptic mange
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multiple animals involved
pruritis after exposure progressive loss of response to glucocorticoids humans may be affected |
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What are clinical features of sarcoptic mange
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intense pruritis
generalized lymphadenomegaly crusts, scaling, erythema, alopecia, excoriations lesions on periocular, ear margins, elbows, lateral extremities |
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How do you diagnose sarcoptic mange
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history
clinical features pinnal-pedal reflex identify mite on skin scraping fecal float ELISA histopath response to therapy |
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will you often find sarcoptic mange on skin scrape
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No!
-Less numerous -Burrowed into Stratum corneum ***need lots of scrapes |
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you suspect sarcoptic mange but cant find the mite
what do you do |
Always treat if suspected
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ID
how do you know |
Sarcoptes mite
Long UNJOINTED pedicals which terminate in a tactile sucker (pulvilli) |
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what are general treatment guidlelines with Sarcoptic mange
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treat all suspected animals
treat all animals in household clean and disinfect household control pruritis with glucocorticoids affected humans go to Dr. |
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What is topical (rinse) therapy for Scabies
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Total body clip
initial keratolytic bath shampoo if needed for 2ary infections -2% lime sulfur: weekly for 6-8 weeks -Amitraz: weekly rinse for 3 weeks |
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Is Amitraz approved to treat Scabies
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No
not EPA approved for Scabies in dogs |
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What is the main advantage with treating with Lime sulfur for scabies
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Anti-pruritic
can start with an initial treatment and then switch therapies |
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Besides the rinses what are additional topical acaricides
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Selamectin / Revolution
Moxidectin / Advantage Multi Fipronil / Frontline |
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Is Selamectin/Revolution used to treat Demodicosis
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No!
Does not work |
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Avermectin sensitive Collie walks in with Sarcoptic mange. How do you treat
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Selamectin /Revolution
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What is the treatment of choice for sarcoptic mange
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Selamectin
safe labeled - FDA approvd cheap |
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How do you dose Selamectin for Sarcoptic mange
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2 doses repeated at 3-4 weeks
100% efficacy |
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How do you dose Moxidectin for Sarcoptic mange
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0.2-0.25 mg/kg SC or PO weekly for 3-6 weeks
some adverse effects |
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How do you dose Fipronil (frontline spray treatment) for Sarcoptic mange
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Total spray once weekly for two weeks
100% effective topical irritation |
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How do you dose Ivermectin against sarcoptic mange
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0.3 mg/kg every 7 days for 3-4 doses
Give orally (stings SQ) dont use in herding breeds!!! |
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How do you dose Milbemycin Oxime against sarcoptic mange
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lots of protocols
expensive other better options |
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Why can you have treatment failure with Sarcoptic mange
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-Incorrect diagnosis
-Multiple problems (+ Malassezia) -Incorrect dosage of insectide -Insufficient treatments -Proper application of pour-on products -Re-infestation |
