Term
Immune Mediated Hemolytic Anemia (IMHA) |
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Definition
decreased RBC lifespan, RBC surface coated in immunoglobulins (antibodies), cells are removed by immune system, m.c. cause of hemolytic anemia in dogs. Usually idiopathic, 4x more prevelent in females. |
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Definition
lethargy, weakness, depression, pale mm, +/- icterus, spenomegaly, hepatomegaly |
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Usually idiopathic, may be drug induced |
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Definition
Trimethoprim sulfa, penicillin, methimazole (Tapazole) |
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CBC - regenerative anemia, spherocytes; Coombs test +, autoagglutination + |
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Glucocorticoids (Prednisone prefered), other immunosupressive drugs, spenectomy in dogs |
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Term
Immune Mediated Thrombocytopenia (IMTP) |
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Definition
destruction of circulating platelets and sometimes megakaryocytes, surface of platelet is usually covered with AB, destruction occurs in bone marrow, spleen, and liver. |
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Definition
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Trimethoprim sulfa, penicillin, acetaminophen |
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Definition
Petechia, ecchymosis, bleeding in the GI tract, epistaxis, UTIs, weakness, lethargy |
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Definition
Platelet count <30,000/um, clinical signs, response to tx |
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Definition
Prednisone is drug of choice, can be used w/ other immunosupressive drugs |
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Things to remember when handling IMTP patients |
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Definition
Do NOT use jugular Apply pressure to venipuncture site for longer period of time, apply pressure bandage, and be gentle |
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Term
Feline Immunodeficiency Virus (FIV) |
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Definition
First isolated in 1987, lentivirus, infection begins in lymph and salivary tissues and spreads to other tissue, changes ablility of lymphocytes to perform immune functions. Outdoor, free-roaming cats are most at risk, more males than females affected, usually middle aged to older cats (6-8 yrs avg dx) |
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Definition
Bite wounds, blood transfusions, fomites (rare), kittens from mother, other bodily fluids |
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Mild Clinical signs - fever, lethargy, general lymphadenopathy |
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usually no clinical signs, however dz is still progressing, and is still a carrier |
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Opportunitic infections throughout body, chronic URI, chronic stomatitis, chronic enteritis, persistent dermatomycosis, ocular dz, tumors, chronic wasting, neuro signs |
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ELISA tests for the presence of AB, kittens may have false positive d.t. maternal antibodies - retest after 6 mos of age |
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Definition
No cure, there are antiviral drugs available but they are expensive, otherwise supportive care |
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Term
FIV Client Educ. and Management |
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Definition
Test all new additions to household, does not grow in human cells, confine cat indoors, use good nutrition, routine parasite control, and immunosupressive drugs only if necessary |
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Term
Feline Leukemia Virus (FeLV) |
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Definition
Retrovirus, neoplastic or non-neoplastic (immunosupressive), bone marrow |
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Definition
Through fighting (saliva), grooming, shared bowels, litter pan, transplacental, transmammary. Does not live long in the environment, but can be transmitted via fomites. Requires close, intimate contact. Kittens are most susceptible. |
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Definition
Fever, anorexia, wt. loss, anemia, myelosuppression, vominting, diarrhea, tumors of lymphoid origin, neurological signs, secondary infections (all very vague) |
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ELISA, IFA, CBC - nonregenerative anemia, radiology/ultrasound - neoplasia in chest |
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Definition
Can test kittens at any age, but infection in newborns may not be detected until weeks to months after birth, if ELISA and IFA positive - highly likely to be persistently infected, FeLV vaccine will NOT induce positive results |
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Definition
No cure, symptomatic support, antiviral therapy, immunomodulators (interferon), chemotherapy for neoplasia, appetite stimulants, euthanasia |
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Definition
Isolate from other cats, keep indoors, vax for other dz and rabies, eliminate stress, do not breed, vax other cats |
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