Pinnipeds Flashcards
Which group make up the Odobenidae?
Walrus
What species make up the Otariidae?
Sea lion
Fur Seals
What species make up the Phocidae?
True seals (earless)
What type of kidneys do pinnepeds possess?
Reniculate kidneys
Which tooth becomes the tusk in walrus?
Maxillary Canines
What type of stomach do pinnepeds have?
Monogastric
When feeding otariids under human care, what toxicity are you concerned about when feeding mackerel?
scombroid toxicity (caused by consuming fish that contain high levels of histamine)
Pinnipeds out of water are at high risk for what?
hyperthermia
what is the most common general disease of pinnipeds under human care?
ocular disease (secondary to exposure to solar radiation - reflective surfaces in pools)
Which virus in pacific harbor seals causes multifocal adrenocortical and hepatic necrosis ?
Phocine herpesvirus-1 (PhHV-1)
Which virus in California sea lions is most associated with urogenital carcinoma?
Otarine herpesvirus-1 (OtHV-1)
Several young harbor seals held in a rehab facility have raised, firm nodules on head and thorax and some have plaques on the tongue. What is the disease and associated treatment?
Poxvirus , no specific treatment, typically spontaneously regress
What is the most common histological lesion seen in California sea lion adenovirus-1 (CSLAdV-1)?
Multifocal necrotizing hepatitis and hepatocellular intranuclear inclusions
A harbor seal with oculonasal discharge, conjunctivitis, diarrhea, and head tremors is brought to the rehab facility. What is your top differential and prognosis?
Phocine distempter virus (PDV); prognosis is poor, mortality rate is high
What are the most common clinical pathological findings associated with leptospirosis infection in CSLs?
azotemia, hyperphosphatemia, hypernatremia, variable leukocytosis
True or False: Mycoplasma is part of normal pinniped oral flora.
True
