Cat Scratch Disease (CSD), or cat scratch fever, is an acute infection caused by a bacteria, Bartonella henselae, that is transmitted from cats to humans as the result of a scratch or bite, or from the contact of cat saliva on broken skin or the eye.

CSD affects a higher percentage of children than adults due to higher exposure.

The infected animal usually shows no signs of carrying the bacteria.

Within a few days of a scratch or bite, one-third of patients with cat scratch disease will develop a...