blood patch


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Related to blood patch: spinal headache

blood patch

blood patch

An injection of a patient's own blood over the dura to repair a cerebrospinal fluid leak that may be caused by a lumbar puncture, esp. one performed with a large-bore needle. It is used to treat post–lumbar puncture headache.
Synonym: epidural blood patch See: post–lumbar puncture headache
See also: patch
References in periodicals archive ?
In conclusion, in the context of obstetric anesthesia we have been using the blood patch based on evidence that is still insufficient to draw conclusions on, although there are indications of its possible benefit.
AEBP was found to be effective in relief of PDPH in majority (96%) with only one of the patient requiring second blood patch in these patients.
If symptoms recur, a second blood patch may be attempted in a similar fashion as the first.
Early epidural blood patch in spontaneous intracranial hypotension.
Autologous blood patch pleurodesis in the management of prolonged air leak.
Postdural puncture headache and extradural blood patch.
The authors also described a patient with a low-frequency hearing loss after spinal anesthesia that resolved immediately with a blood patch.
Although the exact mechanism by which an epidural blood patch provides relief of symptoms is controversial, pain relief may be due to the formation of a gelatinous tamponade that stops the CSF leak and provides an immediate elevation of CSF pressure.
The blood patch appeared within a week of Carmageddon going on sale.