*Swine influenza virus in [[Nasal cavity - inflammatory#Infectious causes of rhinitis|rhinitis]], may progress to [[Lungs - inflammatory#Infectious causes of pneumonia|pneumonia]] - see [[Viral infections#Swine influenza|respiratory viral infections]] | *Swine influenza virus in [[Nasal cavity - inflammatory#Infectious causes of rhinitis|rhinitis]], may progress to [[Lungs - inflammatory#Infectious causes of pneumonia|pneumonia]] - see [[Viral infections#Swine influenza|respiratory viral infections]] |