Peliosis Hepatica

• Dogs and cats
• Vasculoproliferative disorder – cystic, blood filled spaces in the liver , surrounded by fibromyxoid matrix containing inflammatory cells and dilated capillaries.
• Spaces may merge with hepatic sinuosoids.
• May be associated with Bartonella henselae infection.
• Natural host is the cat
• Transmitted between cats by fleas
• Cause of cat-scratch fever and bacillary angiomatosis in humans