intrathecal

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intrathecal

 [in″trah-the´kal]
1. within a sheath.
2. through the theca of the spinal cord into the subarachnoid space.

in·tra·the·cal

(in'tră-thē'kăl),
1. Within a sheath.
2. Within either the subarachnoid or the subdural space.

intrathecal

/in·tra·the·cal/ (-the´k'l) within a sheath; through the theca of the spinal cord into the subarachnoid space.

intrathecal

[in′trəthē′kəl]
Etymology: L, intra + theca, sheath
pertaining to a structure, process, or substance within a sheath, such as within the spinal canal.

intrathecal

adjective Within a sheath; specifically, the spinal canal (in the subarachnoid or subdural space).

intrathecal

adjective Within a sheath, specifically, the spinal canal–in the subarachnoid or subdural space

in·tra·the·cal

(IT) (in'tră-thē'kăl)
1. Within a sheath.
2. Within the subarachnoid or subdural space.

intrathecal

1. Within a sheath.
2. Within the SUBARACHNOID SPACE.

Intrathecal

Introduced into or occurring in the space under the arachnoid membrane which covers the brain and spinal cord.
Mentioned in: Muscle Relaxants

in·tra·the·cal

(IT) (in'tră-thē'kăl)
Within a sheath.

intrathecal (in´trəthē´kəl),

adj pertaining to a structure or substance contained within a sheath; in drug delivery, the injection of a therapeutic agent into the sheath surrounding the spinal cord.

intrathecal

within a sheath; through the theca of the spinal cord into the subarachnoid space.
References in periodicals archive ?
A comparison of the neurotoxic effects on the spinal cord of tetracaine, lidocaine, bupivacaine, and ropivacaine administered intrathecally in rabbits.
Antinociceptive actions of morphine and buprenorphine given intrathecally in the conscious rat.
It is of interest that one of the oldest and most established treatments in MS is beta-interferon therapy, initially envisioned as an antiviral compound administered intrathecally.
Immunoisolating encapsulation of intrathecally implanted bovine chromaffin cells prolongs their survival and produces antiallodynic effect in spinally injured rats.
Errors generally occur when vincristine is confused with medications normally administered intrathecally, such as methotrexate or cytarabine.
Therefore, in order to accelerate the onset of action of a brachial plexus block akin to the same agent administered intrathecally, it is necessary to either increase its dose or co-administer an additive.
in vitro (2), was given intrathecally and intravenously (20 mg/2 mL intrathecally + 1,000 mg/d intravenously) in place of the streptomycin originally included in the 5-drug regimen, under continuous monitoring of peak and trough levels in CSF and blood.
John had received two drugs that day: vincristine, which was administered intravenously, and methotrexate, which he received intrathecally (in the spine).
In vitro and in vivo animal experiments have demonstrated that D-serine, given intrathecally or via direct application to the spinal cord, is pronociceptive (9-11).
A radioactive isotope is injected intrathecally by LP, and the flow of CSF is monitored by taking sequential pictures over a period of hours or days.
Complying with protocol, she received Cytarabine (ara-C) and daunorubicin for four days and also ara-C intrathecally (IT) medications.