My Cat Keeps Itching Her Neck. My 7 month old kitty, monkey, seem to be constantly scratching her neck. 5 common causes of itchiness in cats.

How to prevent itchy skin in cats primrose and fish oils. The humps are caused from skin irritation and are a common sign of some sort of allergy. While your cat may scratch the area on her neck to avoid being irritated, atopy is more likely the culprit.