My head hurts when I press it. What happened?

The most common causes of head tenderness are the following: first, the patient shows hematoma under the scalp, scalp contusion, skull fracture and other brain trauma, will show symptoms of head tenderness. According to the patient's history and head CT examination can be clearly diagnosed. Second, the peripheral nerve of the head shows herpes zoster virus infection, causing patients to show band-like herpes, there will be symptoms of head tenderness, accompanied by rash, should go to the dermatology department for viral laboratory examination to confirm diagnosis. Third, when the patient's head skin has folliculitis, dermatitis, cellulitis and other skin tissue infections, it will also show symptoms of head tenderness, and skin soft tissue tests should be carried out to make a clear diagnosis. Fourth, when the patient shows acute inflammation of gale-like aponeurosis, it will show symptoms of head tenderness, and head MRI should be carried out to make a clear diagnosis.