Download Advances and Technical Standards in Neurosurgery: Volume 42 by Johannes Schramm PDF

By Johannes Schramm

This quantity of Advances and Technical criteria in Neurosurgery covers a few very important new advancements in practical neurosurgery and endovascular treatment. within the Technical criteria part various issues are thought of, together with optic pathway gliomas, pineal lesions, cavernous sinus meningiomas and the everlasting challenge of youth and repetitive head harm. Endovascular remedy of a number of lesions is now universal perform and the cutting-edge in endovascular remedy for acute ischemic stroke is reviewed. An appraisal of the facts on even if there's a position for microsurgical vascular decompression for crucial high blood pressure increases attention-grabbing questions. the amount is done through contributions on neurosurgical remedy of cluster complications and occipital nerve stimulation.

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The authors concluded that the combined IV-endovascular approach might optimize outcome and overcome the disadvantage of the IA route in terms of delay to treatment. , Bothell, WA) was used in the IMS II trial, which provided the largest body of data to date on this method. The findings supported earlier clinical studies demonstrating the capability of ultrasound to hasten clot breakdown [16, 18, 56, 91, 92] and enhance enzymatic thrombolysis [64]. Specifically, ultrasound was found to increase the transport of tPA into the thrombus, promote the opening and cleaving of the fibrin polymers, and apparently improve the binding affinity of tPA to fibrin.

Described initially by Melzack and Wall in 1965, the gate control theory describes the enhancement of inhibitory actions of the local circuit neurons in the dorsal horn on the central transmission cells. Stimulation of somatosensory pathways, such as the peripheral nerves or dorsal columns, results in activation of large myelinated afferents (Aß fibers), which “close the pain gate” in the substantia gelatinosa, by enhancing the inhibitory actions of local circuit neurons in the dorsal horn on central transmission cells.

8 %), or any intracerebral hemorrhage (39 % vs. 37 %). The older group had significantly lower rates of excellent functional outcome, defined as mRS score ≤1 (26 % vs. 02) and survival (57 % vs. 01) [41]. Mechanical Thrombectomy Protocols Mechanical thrombectomy was designed for application when failed IAT follows failed IVT [21] or when thrombolysis is contraindicated by bleeding diathesis, warfarin use, elevated international normalized ratio (INR), major surgery within the prior 14 days, thrombocytopenia, genitourinary or gastrointestinal bleeding, and associated trauma such as a fall at onset of stroke symptoms.

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