epidural blood patch


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patch

(pach)
1. A small circumscribed area distinct from the surrounding surface in character and appearance.
2. A drug delivery system that enhances the uptake of a medicine through the skin.
3. Any substance or object used to repair a defect in the body. patchy (pach'e), adjective

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

cotton-wool patch

, cotton-wool spot
A fluffy looking lesion in the nerve fiber layer caused by infarction; usually seen in hypertension, diabetes, collagen vascular disease, or AIDS.

electrical patch

An electrical device for delivering medications transdermally. The slight electric current used in electrical patches allows larger molecules to be transported through the skin. This technique differs from electrophoresis by the electrical current used, which increases the permeability of the skin.
Synonym: electroporation See: iontophoresis

epidural blood patch

Blood patch.

herald patch

A solitary oval patch of scaly skin that appears several days before the generalized rash of pityriasis rosea.

Hutchinson patch

See: Hutchinson, Sir Jonathan

mucous patch

A syphilitic eruption having an eroded, moist surface; usually on the mucous membrane of the mouth or external genitals, or on a surface subject to moisture and heat.

nicotine patch

A transdermal method of administering nicotine, used as an aid in quitting smoking.

Peyer patch

See: Peyer patch

salmon patch

An oval pale retinal hemorrhage seen in sickle cell disease. See: Hutchinson patch

smoker's patch

Leukoplakia of the oral mucosa.

white patch

A white, thickened area of oral mucosa that will not rub off and represents a benign hyperkeratosis.
See: leukoplakia
References in periodicals archive ?
Effectiveness of epidural blood patch in the management of post-dural puncture headache.
Time vs success rate for epidural blood patch. Anesthesiology 1978;49:147-148.
This report details an immediate improvement in subjective and objective hearing after the administration of an epidural blood patch to a patient with a hearing loss that had developed following a lumbar puncture.
Patients who are unable or unwilling to await spontaneous resolution due to the nature of their job, mothers of newborns who have to take care of their children or patients of PDPH who do not respond to conservative treatment should be offered autologous epidural blood patch (AEBP) as it is considered gold standard treatment of PDPH13.
A purely conservative approach to management consists of bed rest, oral hydration, generous caffeine intake and steroid therapy, but autologous epidural blood patch (EBP) has emerged as the most important non-surgical management (6-8).
of epidural placements 1 (1-2) IQ [1-2] Without reinsertion 147 (92%) Staff intervention 32 (20%) Additional top-ups (boluses) 0 (0-8) Accidental dural puncture 3 (1.9%) Delivery type Vaginal 108 (67.5%) Cesarean 41 (25.6%) Elective Cesarean 11 (6.9%) Postdural puncture headache 1 (0.6%) Epidural blood patch 1 (0.6%) Data are mean [+ or -] SD, or median with range in parenthesis, or number with percentage in parenthesis.
"The prophylactic epidural blood patch is not the panacea that earlier studies indicated, but there is some positive effect," she said.
Spielman and his colleagues compared the body mass indexes (BMIs) of 98 patients who complained of headaches that lasted more than 1 day and required some combination of narcotics, bed rest, and epidural blood patch with those of 93 patients who either had no headaches or whose headaches lasted no more than 1 day and required no special treatment.
Patient had no complain of headache hence further management with epidural blood patch was not considered.
Concurrently, the postural headache and neck pain continued to hamper the patient's ability to ambulate such that, on day seven post-caesarean (and dural puncture), an epidural blood patch was performed injecting 38 ml of blood without sequelae.
Three respondents reported that they would perform an immediate epidural blood patch; two stated that they would attempt to carefully withdraw the epidural needle and resite at the same level and one reported injecting 10 ml of intrathecal saline prior to resiting.
In humans, post partum cerebral ischaemia after accidental dural puncture and epidural blood patch was reported by Mercieri et al (2).