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Related Concept Videos

Local Anesthetics: Clinical Application as Epidural Anesthesia01:29

Local Anesthetics: Clinical Application as Epidural Anesthesia

Epidural anesthetics are administered in the fat-filled epidural space, the outermost part of the spinal canal. This technique is commonly employed for pain management and anesthesia during lower abdomen and pelvis surgeries or labor and delivery.
Since epidural anesthetics can be infused through an epidural catheter, all types of drugs, including short-acting ones, can be administered. Chloroprocaine and lidocaine are examples of short and long-duration anesthetics, respectively. Bupivacaine...
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Intracranial hypertension is a sustained elevation of intracranial pressure (ICP) above 22 mm Hg. In supine adults, normal ICP is ~7–15 mm Hg.The rigid, nonexpandable cranium contains three components—brain tissue, blood, and cerebrospinal fluid (CSF)—that total ~1,700 mL in a typical adult: 1,400 mL brain (~80%), 150 mL blood (~10%), and 150 mL CSF (~10%). According to the Monro–Kellie doctrine, total intracranial volume is effectively fixed. When one component expands, CSF and venous blood...
Local Anesthetics: Clinical Application as Spinal Anesthesia01:11

Local Anesthetics: Clinical Application as Spinal Anesthesia

Spinal anesthetics are given during lower abdomen and limb surgeries to block sensory and motor neurons. They are administered in the mid to low lumbar regions, primarily acting on the cauda equina's nerve roots. The blockade level depends on the local anesthetic (LA) concentration. Usually, low LA concentrations are sufficient to block sensory fibers, while only high LA concentrations block motor fibers. Other factors like injection volume and speed, the patient's posture, and the drug...

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Epidural blood patch for refractory low CSF pressure headache: a pilot study.

Søren Aalbæk Madsen1, Jonna Storm Fomsgaard, Rigmor Jensen

  • 1Intensive Care Unit 4131, National Hospital, University of Copenhagen, Blegdamsvej 9, 2100 Copenhagen, Denmark. smadsen@laerdal.dk

The Journal of Headache and Pain
|April 5, 2011
PubMed
Summary

Epidural blood patch (EBP) offers a promising treatment for persistent headaches caused by low cerebrospinal fluid (CSF) pressure. This pilot study found EBP significantly reduced headache burden and intensity in refractory cases.

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Area of Science:

  • Neurology
  • Neurosurgery

Background:

  • Low cerebrospinal fluid (CSF) pressure headache is increasingly recognized as a cause of daily persistent headaches, especially in younger and middle-aged adults.
  • Treatment options include conservative measures and invasive procedures, with epidural blood patch (EBP) being a cornerstone of invasive therapy.

Purpose of the Study:

  • To evaluate the efficacy of epidural blood patch (EBP) in patients with treatment-refractory low CSF pressure headache.

Main Methods:

  • A pilot study assessed EBP treatment efficacy using headache burden (area under the curve: intensity × duration) as the primary outcome.
  • Secondary outcomes included headache intensity (VAS), frequency, duration, and medication use.

Main Results:

  • A clinically relevant reduction of over 25% in total headache burden (AUC) was observed.
  • Headache intensity significantly decreased by 22%.
  • A trend towards reduced headache duration was noted, but no significant change in frequency was found. Medication days increased.

Conclusions:

  • Epidural blood patch (EBP) can be considered a viable treatment option for individuals with low CSF pressure headache that has not responded to other therapies.
  • Larger randomized controlled studies are necessary to confirm these findings and establish EBP as a standard treatment.