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Primary neoplasia, Lymphadenitis, Lymph nodes, Lymphodenomegaly - Coggle…
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Primary neoplasia
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Canine lymphoma
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Spleen, liver ,lymph nodes
Feline lymphoma
Extranodal sites- nose, kidney, CNS
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Lymphoma diagnoses- homogenous neoplastic lymphocytes, different from other neoplasms- monomorphic
Remember for hyperplasia the normal architecture is retained but wit neoplasma - the normal is obliterated
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Lymph nodes
SMALLER
Severe combined immunodeficiency (SCID)
Gene defect- defective B and T lymphocyte development (don't differentiate properly) - lymphoid tissue fails to develop= Hypoplasia
Death= viral, bacterial, fungal and protozoal infection
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