What are the contraindications for lumbar puncture

(1) Patients with signs of encephalopathy or intracranial space-occupying lesions with obvious increased intracranial pressure and optic disc edema.

  (2) Suspected tumors at the posterior fovea or foramen magnum or congenital cerebellar subbulbar malformation.

(3) spinal cord compression disorders such as high cervical spinal cord lesions or complete obstruction of the spinal canal.

(4) Severe systemic infection with sepsis or focal infection in the skin and subcutaneous tissue at the puncture site or spinal tuberculosis.

(5) Open traumatic brain injury or infected cerebrospinal fluid leakage.

  (6) Patients with blood system diseases who suffer from coagulation disorders or use anticoagulants with obvious bleeding tendency and platelet resistance below 50,000/mm3.

(7) Those who are restless, unable to cooperate or have unstable vital signs.

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