Transmission | Organism | Human symptoms | Feline symptoms | Geographic distribution |
Infectious saliva | Bartonella henselae | Cat scratch disease, lymphadenopathy | Asymptomatic even with bacteremia | Worldwide |
Pasteurella | Skin and soft-tissue infections, septic arthritis, osteomyelitis | Asymptomatic | Worldwide |
Rabies | Acute progressive encephalitis | Stages: prodromal, furious, and paralytic | Worldwide |
Capnocytophaga | Skin and soft-tissue infections, sepsis, meningitis | Asymptomatic | Worldwide |
Cowpox | Painful, hemorrhagic pustules or black eschars | Ulcerated, crusted focal skin lesions; systemic illness possible | Europe |
Fecal | Salmonella Campylobacter Cryptosporidium Giardia | Asymptomatic or gastroenteritis | Asymptomatic or gastroenteritis | Worldwide |
Multidrug-resistant bacteria (eg, Escherichia coli) | Asymptomatic or gastroenteritis | Asymptomatic or gastroenteritis | Worldwide |
Toxocara cati | Visceral larva migrans and ocular larva migrans | Asymptomatic | Worldwide |
Ancylostoma caninum | Cutaneous larva migrans | Hookworm | Worldwide |
Echinococcus granulosus | Hydatid cysts, echinococcosis | Hydatid cysts, echinococcosis | Worldwide |
Toxoplasma gondii | Lymphadenopathy, cerebral, congenital infection | Asymptomatic, may be associated with co-infection with feline leukemia virus or feline immuno- deficiency virus | Worldwide |
Dipylidium caninum | Asymptomatic to abdominal pain, diarrhea, pruritus ani, and urticaria | Tapeworm | Most common in ranching areas of the Mediterranean, South America, and Australia |