Lumbar Puncture Anatomy

Use of anticoagulants eg warfarin enoxaparin etc due to increased risk of developing an epidural hematoma. ² cerebrospinal fluid analysis ie.

How To Safely Perform Lumbar Punctures In Adult Patients

Lumbar puncture is indicated for both diagnostic and therapeutic purposes.

Lumbar puncture anatomy. As the child grows the vertebral column grows much faster than the spinal cord itself and by adulthood the spinal cord only reaches the inferior border. At birth the inferior end of the spinal cord is opposite the body of the third lumbar vertebrae l3. Distal to this point is the cauda equina and its nerve roots.

Once the needle is in place you may be asked to change your position slightly. Anatomy in lumbar puncture lp place palms of hands over psis so that superior edge is under your index finger. Meningitis multiple sclerosis subarachnoid haemorrhage.

During the procedure a local anesthetic is injected into your lower back to numb the puncture site before. Lumbar puncture is carried out for diagnostic and therapeutic purposes. Your thumbs will connect at or point to the approximate location of the l4 vertebrae.

This brief overview will primarily focus on the procedure and its diagnostic utility. The anatomy of the lp. A thin hollow needle is inserted between the two lower vertebrae lumbar region.

Vertebral deformities scoliosis or kyphosis in hands of an inexperienced physician. Also the administration of spinal and epidural anesthesia involves the use essentially of the same technique. The complex anatomy of the lumbar spine is a remarkable combination of these strong vertebrae multiple bony elements linked by joint capsules and flexible ligamentstendons large muscles and.

Basic anatomy and physiology the cerebrospinal fluid. Presences of increased intracranial pressure icp regardless of cause can increase risk of cerebral or cerebellar brainstem herniation at the level of the foramen magnum. Idiopathic unidentified cause increased intracranial pressure icp.

Lumbar puncture should not be performed in the following situations. A lumbar puncture may need to be performed for a variety of reasons both diagnostic and therapeutic. Analysis of cerebrospinal fluid may be helpful in the diagnosis of infectious processes such as meningitis.

Lumbar puncture however still plays a critical role in both pediatric medical diagnosis and treatment today. Epidural and spinal anesthesia for example are common in obstetric practice and involve the same technique as diagnostic lumbar puncture except that the needle tip is placed in the epidural space in the former.

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