scalp necrosis
Introduction
Introduction Scalp necrosis refers to vascular injury caused by physical or chemical substances in a small area of the head or a large piece of scalp. Local tissue ischemic necrosis, often caused by different nature, direction and intensity of violence. The scalp open scalp structure skin abrasions, contusions, lacerations and avulsions, etc., lack of zinc or other trace elements in the body or vascular lesions caused by local blood supply is also caused by local or large scalp necrosis.
Cause
Cause
1. Physical factors cause scalp necrosis: it is caused by direct damage to the scalp. It is often caused by different nature, direction and intensity of violence. It can be divided into open scalp skin, bruises, contusions and lacerations. Avulsion injury, etc., this condition is often accompanied by infection of the scalp.
2. Chemical factors cause scalp necrosis: refers to the damage of chemical agents to the scalp, such as hair dyes or perm agents, causing necrosis.
Examine
an examination
Related inspection
Skin color skin fungal microscopy
The examination of scalp necrosis is easy to diagnose by clinical observation of changes in skin soft tissue and hair growth in the local area. When scalp necrosis or injury is found, local episode hygiene should be paid attention to, and the relevant laboratory tests should be completed in the hospital. Blood samples can be taken to test whether there are many trace elements in the body. Once the trace elements are found to be lacking, they can be replenished in time.
Diagnosis
Differential diagnosis
According to the local changes in the scalp and the history of scalp injury, scalp necrosis is easily diagnosed. When the diagnosis of scalp injury is clear, you should pay attention to whether there is an intracranial change, especially the scalp necrosis caused by physical factors. You should be alert to the occurrence of concussion, cerebral hemorrhage, etc. If necessary, you can check the head CT and other tests. diagnosis.
