**One of the causes of Feline viral rhinotracheitis
**One of the causes of Feline viral rhinotracheitis
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***Viruses and bacteria are involved in the complex. The most frequent aetiologic agent is FHV-1, and less frequently feline calicivirus and/or ''Chlamydophia psittac''i (NB: previously called Chlamydia psittaci var felis)
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***Viruses and bacteria are involved in the complex. The most frequent aetiologic agent is FHV-1, and less frequently feline calicivirus and/or ''Chlamydophia psittac'' (NB: previously called Chlamydia psittaci var felis)
***All three agents infect URT respiratory epithelium, although FHV-1 has the highest affinity for this epithelium
***All three agents infect URT respiratory epithelium, although FHV-1 has the highest affinity for this epithelium
***Feline calicivirus more frequently infects the oral mucosa -> ulcerative stomatitis
***Feline calicivirus more frequently infects the oral mucosa -> ulcerative stomatitis