Hard bumps on cats’ heads may be caused by mosquito bites, parasitic infections, fungal and bacterial infections, cysts, tumors, or pyoderma. If the bumps do not get better for a long time or become larger, In this case, it is best to take the cat to the pet hospital for examination and treatment immediately to avoid delaying the condition.
Tips:
Usually pay attention to the hygiene of cats, bathe and deworm them regularly to avoid skin diseases.