Midline shift
Midline Shift
Midline shift (/ˈmɪdˌlaɪn ʃɪft/) is a term used in the field of neurology to describe the shifting of the brain's structures from their normal position towards one side. This condition is often caused by factors such as brain tumor, hemorrhage, edema, or injury.
Etymology
The term "midline shift" is derived from the combination of the words "midline", referring to the imaginary line dividing the body into equal right and left halves, and "shift", indicating a movement from one position to another.
Causes
Midline shift can be caused by several factors, including:
- Brain tumor: A growth in the brain can push the brain's structures towards one side, causing a midline shift.
- Hemorrhage: Bleeding in the brain can lead to a buildup of blood, which can push the brain's structures away from their normal position.
- Edema: Swelling in the brain can cause a midline shift.
- Injury: Trauma to the head can cause the brain to swell or bleed, leading to a midline shift.
Symptoms
Symptoms of midline shift can vary depending on the severity of the condition and the underlying cause. They may include:
- Headache
- Nausea and vomiting
- Seizure
- Loss of consciousness
- Neurological deficits such as weakness or numbness on one side of the body
Treatment
Treatment for midline shift typically involves addressing the underlying cause. This may include:
- Surgery to remove a brain tumor or to relieve pressure in the brain
- Medication to reduce swelling or to control symptoms
- Radiation therapy or chemotherapy for brain tumors
See also
External links
- Medical encyclopedia article on Midline shift
- Wikipedia's article - Midline shift
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