Main DDx for *5 month old* mixed breed dog with lethargy, *ocular & nasal
discharge*, cough, vomiting & diarrhea. (Keratitis, conjunctivitis, uveitis) -
CORRECT ANSWER Canine Distemper
Common Age of Canine Distemper? - CORRECT ANSWER 3-6 months
What are the order of general clinical signs for Canine Distemper? - CORRECT
ANSWER 1st= Resp & Ocular
2nd= GI Signs
3rd= CNS signs- *Myoclonus*
Canine Distemper: Main clinical sign is "chewing gum" seizures + myoclonus.
What is Myoclonus? - CORRECT ANSWER Rhythmic Twitching of Head, neck, or 1
or more limbs
Canine Survivors of Canine Distemper may develop what 3 things? - CORRECT
ANSWER 1) HyPERkeratosis
2) Enamel HyPOplasia
3) Old-Dog Encephalitis-ataxia, compulsive walking, head-pressing, hyPErmetria
You have a ferret that presents with *papular chin dermatitis*, *cheilitis with
swelling and crusting*, and perineal dermatitis. This dermatitis is
pathogneumonic when other symptoms are present (Anorexia, depression,
photophobia, Pruritus, mucopurulent oculonasal discharge, hyperkeratosis of
planum nasale & footpads - CORRECT ANSWER Canine Distemper
What is the treatment for Canine Distemper? - CORRECT ANSWER Supportive
Care
Abxs for 2ndry infections
Anticonvulsants
Corticosteroids for Optic Neuritis & Encephalitis *WITHOUT* systemic Dz
, What type fo vaccine is the Canine Distemper Vaccine? When is it given? -
CORRECT ANSWER Modified Live Vax
From 6 weeks of age through 16 weeks (3-4 weeks)
What Canine Distemper Vaccine is recommended for Weimaraner's & Ferrets due
to their known complications with the Modified Live Vaccine? - CORRECT
ANSWER Recombinant CDV (Canary-pox vector)
T/F: CDV is resistant to most disinfectants - CORRECT ANSWER FALSE- Fragile and
sensitive
What type of Virus is Canine Distemper Virus?
How is it transmitted?
How long can the virus be shed? - CORRECT ANSWER *Type*: Morbillivirus
(Family= Paramyxovidiae)
*Transmission*: *HIGHLY CONTAGEOUS*-Aerosol, Transplacental, direct contact
w/ secretions
*Shedding*: begins the 7th day and may persist up to 90 days
Where does Canine Distemper replicate? Where does it multiply? When can
immunity be achieved and virus be cleared in some dogs? - CORRECT ANSWER
*Replicate*: Upper Resp. Epi Tissue Macs
*Multiply*: Tonsils & retropharyngeal & bronchial LN's
*IMmunity:* 14 days
What are 3 possible complications that can occur if a modified-live distemper
vaccine is used on a young Weimaraner <1 year old? - CORRECT ANSWER
HyPERtrophic Osteodystrophy
Juvenile Cellulitis
Corticosteroid-Responsive Neutrophilic meningitis/arteritis
What are the most common clinical signs associated with Canine Heartworm? -
CORRECT ANSWER (Often NO Signs)
COUGHING
Exercise Intolerance, WL, Syncope, death
AScites
Dyspnea