Master the Art of Diagnosing Parasites
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Questions and Answers

What is the method used to identify fleas?

  • Stained acetate tape strip
  • Microscopy
  • Coat brushing/combing (correct)
  • Dry paper test

Which type of mites are found below the skin surface?

  • Lice
  • Fleas
  • Surface mites
  • Deep mites (correct)

What is the method used to identify lice?

  • Stained acetate tape strip (correct)
  • Microscopy
  • Wet paper test
  • Trichogram

Which method is not used to identify surface mites?

<p>Microscopy (C)</p> Signup and view all the answers

Which method is used to identify Demodex?

<p>Hair pluck (C)</p> Signup and view all the answers

What is the sensitivity of hair pluck for Demodex?

<p>Low sensitivity (C)</p> Signup and view all the answers

Which method is used to identify Psoroptes in sheep?

<p>Serology (D)</p> Signup and view all the answers

Which method is used to determine if it is a chewing or sucking louse?

<p>Microscopy (D)</p> Signup and view all the answers

What is the recommended method to identify cheyletiella?

<p>Trichogram (D)</p> Signup and view all the answers

Which of the following mites is known to cause scaley leg or scaley beak in birds?

<p>Knemidocoptes (C)</p> Signup and view all the answers

Which of the following is NOT a surface mite?

<p>Neotrombicula (B)</p> Signup and view all the answers

Which mite is highly host specific and not contagious?

<p>Demodex (C)</p> Signup and view all the answers

Which mite can be detected within two weeks of contact, potentially prior to the appearance of clinical signs?

<p>Sarcoptes (B)</p> Signup and view all the answers

Which mite can cause false positives in flea IgE serology due to occasional cross-reactivity with anti-house dust mite antibodies?

<p>Psoroptes (C)</p> Signup and view all the answers

Which type of lice infests cattle, sheep, goats, and dogs?

<p>Linognathus (A)</p> Signup and view all the answers

Which type of lice infests cats?

<p>Felicola (C)</p> Signup and view all the answers

What is the minimum number of skin samples recommended for examination?

<p>6 (B)</p> Signup and view all the answers

How often should skin scrapes be repeated to monitor treatments for canine/feline demodicosis?

<p>Monthly (D)</p> Signup and view all the answers

What is the sensitivity of skin scraping for detecting sarcoptes mite infestation?

<p>50% (A)</p> Signup and view all the answers

Which mite is the cause of 'scaley leg' and 'scaley beak' in birds?

<p>Knemidocoptes (A)</p> Signup and view all the answers

Which mite is highly host-specific and not contagious, except for D. gatoi?

<p>Demodex (D)</p> Signup and view all the answers

Which mite is not round in shape?

<p>Demodex (D)</p> Signup and view all the answers

Which mite is cigar-shaped?

<p>Demodex (A)</p> Signup and view all the answers

Which mite is responsible for pruritic cow?

<p>Damalina spp (A)</p> Signup and view all the answers

Which mite causes patchy alopecia in dogs?

<p>Demodex (B)</p> Signup and view all the answers

Name two methods used to identify fleas.

<p>Coat brushing or combing, wet paper test</p> Signup and view all the answers

What is the recommended method to identify cheyletiella?

<p>Trichogram – egg on hair</p> Signup and view all the answers

What method is used to identify Psoroptes in sheep?

<p>Serology</p> Signup and view all the answers

Which mites are round in shape?

<p>Sarcoptes, notoedres, trixacarus and Knemidocoptes</p> Signup and view all the answers

What is the cause of 'scaley leg' and 'scaley beak' in birds?

<p>Trixacarus (common), Knemidocoptes (Cnemidocoptes)</p> Signup and view all the answers

What is the mite responsible for causing patchy alopecia in dogs?

<p>Demodex</p> Signup and view all the answers

What is the mite responsible for pruritic cow?

<p>Damalina spp</p> Signup and view all the answers

What is the potential for false positives in the detection of sheep scab infestation?

<p>Occasional cross-reactivity with anti-house dust mite antibodies and environmental atopics can lead to false positives.</p> Signup and view all the answers

How can skin scrapes be used to monitor treatments for canine/feline demodicosis?

<p>Repeat monthly and treat until two consecutive sets of negative scrapes are obtained. Scrapes should be taken from the same sites each time.</p> Signup and view all the answers

What is the recommended method to distinguish Psoroptes from other surface mites?

<p>Psoroptes mites have a jointed pretarsus/pedicel at the distal end of the leg and a funnel-shaped sucker, while other surface mites have a short, unjointed pretarsus/pedicel and a cup-shaped sucker.</p> Signup and view all the answers

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