Dermatology quiz questions

• A 3yo cat presents with excoriations of the face. What are your top 3 differential diagnoses?

  1. FAD, FASS, dermatophytosis.
  2. FAD, FASS, FFA
  3. FAD, dermatophytosis, FFA
  4. Dermatophytosis, FASS, FFA

  2
• You suspect a cat to be suffereing from cheyletiellosis. Which samples will you take to investigate this?

  1. Deep skin scrapings
  2. Superficial skin scrapings
  3. Direct impression smears
  4. Stained acetate tape strips

  2
• The owner a pruritic cat presents with skin lesions of her forearms. Which diseases will you investigate in the cat?

  1. Flea infestation, louse infestation, cheyletiellosis.
  2. Flea infestation, dermatophytosis, louse infection.
  3. Louse infestation, dermatophytosis, cheyletiellosis
  4. Flea infestation, dermatophytosis, cheletiellosis.

  4
• Which ectoparasite treatment would be appropriate to treat an alopecic dog in which parasites have been found?

  1. Selamectin
  2. Fluralaner
  3. Imidacloprid
  4. Fipronil

  2
• You are investigating a cat for pruritus and wish to eliminate a flea infestation. You find no evidence of fleas on this cat or in-contact cats and there are no lesions on the owner. What will you advise?

  1. Treat this cat once with a flea adulticide but there is no need to treat the other cats or the environment.
  2. Treat this cat for a minimum of 3 months with a flea adulticide but there is no need to treat the other cats or the environment.
  3. Treat this cat and the others for a minimun of 3 months with a flea adulticide but there is no need to treat the other cats or the environment.

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• You find the lesion pictured on examination of the tail of an English Bulldog. What is your top differential diagnosis?

  1. Intertrigo
  2. Bacterial folliculitis
  3. Short-coated pyoderma
  4. Bacterial furunculosis

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• You wish to choose a diet for an exclusion diet trial for a 2yo dog that has been fed a variety of dry dog foods and table scraps. What would be the most appropriate choice?

  1. Home-cooked chicken and rice.
  2. A proprietary hydrolysed soy-based diet
  3. A proprietary hydrolysed chicken-based diet.
  4. A proprietary lamb and rice diet.

  2
• You are struggling to control pruritus with oclacitinib in a 3yo atopic French Bulldog. Having ruled out involvement of any flare factors, you decide it is necessary to use an additional antipruritic product. What would be most appropriate initial choice in this situation?

  1. Lokivetmab
  2. Prednisolone
  3. Ciclosporin
  4. Chlorphenaminee

  1
• What is your top differential for a 7yo GSD presenting with exudative sinuses on the muzzle, as pictured?

  1. Mycobacterial pyogranuloma
  2. Staphylococcal furunculosis
  3. Subcutaneous Dermatophytic granuloma
  4. Sterile panniculitis

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• You have diagnosed canine juvenile sterile granulomatous dermatitis and lymphadenitis (‘puppy strangles’) in a 16-week-old Labrador. What will you tell the owner regarding treatment and prognosis?

  1. The prognosis is good, if treated with high dose corticosteroids
  2. The prognosis is poor, irrespective of treatment
  3. The prognosis is good, if treated with antibiotics until 2 weeks after lesion resolution.
  4. The prognosis is good, as the condition will resolve spontaneously when the immune system matures

  1
• When investigating a case of patchy alopecia in 2yo Standard Poodle, you find follicular casts on trichograms. What is their significance?

  1. They indicate a disease in the hair follicle such as dermatophytosis, demodicosis and sebaceous adentitis.
  2. They indicate microbial infection in the hair follicle, most commonly superficial pyoderma.
  3. They indicate microbial infection in the hair follicle, most commonly superficial pyoderma and Dermatophytosis.
  4. They are of no diagnostic value.

  1
• A 14 yo cat is presented with mild inappetence and weight loss, and expanding areas of alopecia affecting the abdomen and legs. Pruritus is not noted.  On examination, the skin is shiny and smooth in these areas and Malassezia is found on cytology. In addition to skin biopsies, which other investigations would you undertake?

  1. Chest radiography only.
  2. Abdominal imaging only.
  3. Haematology and biochemistry.
  4. Chest radiography, haematology and biochemistry
  5. Abdominal imaging, haematology and biochemistry.

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• A cytology sample, obtained from a dog with otitis, shows the result pictured. Which of the available products in your pharmacy is NOT suitable for treatment?

  1. Marbofloxacin, clotrimazole, dexamethasone (Aurizon).
  2. Orbifloxacin, posaconazole, mometasone (Posatex).
  3. Florfenicol, terbinafine, betamethasone (Osurnia)
  4. Gentamycin, miconazole, hydrocortisone aceponate (Easotic).

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• The cells pictured have been obtained from a cutaneous mass. What is your inference about the nature of the mass?

  1. It is inflammatory
  2. It is an epithelial neoplasm
  3. It is a round cell neoplasm
  4. It is a mesenchymal neoplasm

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• The cells pictured have been obtained on FNA of a cutaneous mass. What is your inference about the nature of the mass?

  1. It is inflammatory
  2. It is an epithelial neoplasm
  3. It is a round cell neoplasm
  4. It is a mesenchymal neoplasm
  5. It is a cyst.

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• An owner, whose bitch is due to whelp imminently, seeks your advice on removal of the puppies’ dewclaws. What will you advise her is the RCVS stance on this procedure?

  1. It can be performed only by a vet, and without anaesthetic if the puppies are less than 5 days old.
  2. It can be performed by anyone over 18 years old, and without anaesthetic if the puppies are less than 10 days old.
  3. It can be performed only by a vet, and without anaesthetic if the puppies are less than 10 days old.
  4. It can be performed by anyone over 18 years old, and without anaesthetic if the puppies are less than 5 days old.

  4