Toxoplasma gondii infection in cats has welfare implications for the cat, potential public health concerns, and ecological consequences for wildlife. Understanding this parasite matters for cat owners.
From a cat welfare perspective, clinical toxoplasmosis is significant but uncommon. Immunocompromised cats - those with FIV, FeLV, or on immunosuppressive medications - can develop serious multi-system disease including hepatitis, pneumonia, and neurological signs causing significant suffering. Prompt diagnosis and treatment with clindamycin can be effective. For healthy cats, infection is typically subclinical and of minimal welfare consequence. The public health dimension of toxoplasmosis influences cat management decisions - indoor confinement recommendations for pregnant owners may affect cat welfare - requiring nuanced risk communication.