*in addition to their effects on adults, these viruses cause abortion with characteristic pinpoint foci of necrosis in the foetal [[Liver - Anatomy & Physiology|liver]]
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NB: Look for the intranuclear inclusions in surrounding surviving hepatocytes
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*canine herpes virus
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**causes similar lesions in young puppies
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**mostly in [[Urinary System - Anatomy & Physiology#Upper Urinary Tract|kidney]], [[Spleen - Anatomy & Physiology|spleen]], and lung