CommuniVET™ | Key challenges in canine otitis externa

Présenté par Anthony Yu, B. Sc., D.M.V., M. Sc., Dipl. ACVD

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Nom

Prénom *

Nom de famille *

Numéro de permis *

Province où se situe votre clinique *

Courriel *

Questions

1. What percentage of food-allergic patients present with otitis externa as the ONLY clinical sign? *

10%

24%

50%

75%

2. Which of the following is considered a primary underlying etiology for chronic recurrent otitis externa? *

Malassezia overgrowth

Bacterial infection

Atopic dermatitis

Excessive cleaning

3. Based on the Robson et al. study on Pseudomonas otitis, what is the conclusion regarding current sensitivity tests for topical therapy? *

They are essential for choosing the correct topical antibiotic.

They are of minimal value when using topical therapy.

They accurately predict clinical response in over 90% of cases.

They should be performed in every case of otitis externa.

4. What is the mechanism of action for EDTA in Tris-EDTA ear cleaners? *

It acts as a surfactant to break down peptidoglycan.

It chelates Ca++ to open porin channels in the bacterial wall.

It directly kills bacteria through oxidative damage.

It reduces inflammation within the ear canal.

5. What is the recommended volume of ear medication for a large breed dog, such as a Golden Retriever? *

0.25 ml (10 drops)

0.5 ml (20 drops)

0.75 ml (30 drops)

1.0 ml (40 drops)

6. Which of the following is NOT an active ingredient in Claro®? *

Florfenicol

Terbinafine

Mometasone furoate

Gentamicin

7. For maintenance therapy, if cytology is normal but the ear canals are inflamed, what is a recommended treatment? *

Monthly Claro or Osurnia

Systemic antibiotics for 30 days

Two consecutive days weekly Cortavance

Daily ear plucking

8. According to the topical corticosteroid safety ranking, which of the following is considered the safest? *

Dexamethasone

Betamethasone

Prednisolone

Hydrocortisone, Mometasone

9. Mometamax Single is indicated for the treatment of otitis externa in dogs caused by which group of organisms? *

Malassezia, Staphylococcus pseudintermedius, and Pseudomonas aeruginosa

Only Malassezia pachydermatis

Only drug-resistant Staphylococcus

Otodectes cynotis and other mites

10. Which class of medication is recommended to address ectoparasites like Otodectes cynotis? *

Macrolide antibiotics

Triazole antifungals

Isoxazolines

Topical corticosteroids