نتایج جستجو برای: brain aneurysm
تعداد نتایج: 520887 فیلتر نتایج به سال:
A 50-year-old male presented with an extremely rare dorsal wall aneurysm of the internal carotid artery manifesting as intracerebral hemorrhage. Computed tomography demonstrated intracerebral hemorrhage on the frontal base. Magnetic resonance imaging clearly showed the hemorrhage was related to an aneurysm of the internal carotid artery. Cerebral angiography disclosed an elongated aneurysm of t...
Abstract Some changes are present in ECG of about %90 of patients with subarachnoid hemorrhage (SAH) who are admitted due to cerebral aneurysm . The most common site of these lesions amoung the cerebral arteries is anterior cerebral arteries which supplies autonomic cardiovascular c. centers. It seems that the location of aneurysm is effective on variability of ECG manifestation and there is ...
The aim of the study were describing results surgical treatment patients with combined oncological and vas‑ cular pathology brain analyzing scientific literature on such diseases. Materials methods. Four who underwent surgery for vascular in 2020 year Federal Center Brain Neurotechnology Sklifosovsky Research Institute Emergency Care. A review features this category was carried out. Results. Su...
Awake craniotomy for clipping of unruptured aneurysm: anesthesia concerns, management and challenges
Awake craniotomy is a neurosurgical technique performed either as an asleep-awake-asleep or monitored anesthesia care technique, in combination with scalp block. The surgery indication has been well documented for brain tumor excision at the eloquent cortex, epilepsy and deep stimulation surgery. However, this technique’s use during unruptured cerebral aneurysm clipping only recently reported. ...
We herein report the first case of progressive perianeurysmal edema preceding the rupture of a small saccular aneurysm, without any intervention or intraluminal thrombosis. A 71-year-old woman was incidentally noted to have a cerebral aneurysm (5mm in diameter) at the lower basilar artery. Twelve months later, magnetic resonance (MR) imaging showed a T2-elongated area around a dome of the aneur...
The persistent primitive hypoglossal artery (PPHA) is the second most common persistent carotid-vertebrobasilar anastomosis, with an incidence of 0.027-0.26%. PPHAs change the hemodynamics of the carotid and vertebrobasilar system and may be associated with intracranial vascular anomalies, but basilar bifurcation aneurysms were rarely reported. We describe the first case of a PPHA as the sole s...
In this paper we present how nanoelectronics should advance medicine, providing details on the teleoperated techniques and equipment design methodology necessary for the effective development of nanorobots. The platform architecture describes how to use a nanorobot for intracranial prognosis, and shows how it should be integrated for medical instrumentation. Furthermore, the current study estab...
A replica of a lethal wide-necked basilar artery aneurysm was created by casting a deceased patient’s brain vessels and then placing the replica in a circuit of pulsating optically clear non-Newtonian fluid. Individual fluid slipstreams were opacified with isobaric dyes, and images were recorded on film. Studies were completed on the vascular replica, then were repeated, first after placement o...
Mycotic aneurysm of external carotid artery is extremely rare. We herein report a case of external carotid artery (ECA) aneurysm following severe traumatic brain injury. A 24-year-old man with severe traumatic brain injury (TBI) following a car accident was referred to Rajaee Trauma Center Emergency Room affiliated to Shiraz University of Medical Sciences in Shiraz, Iran. He underwent ventricul...
Abstract Cell manipulation using external magnetic fields has been proposed to accelerate the neck reendothelization of saccular unruptured stented intracranial aneurysms. This work presents a computational fluid dynamics (CFD) model Saccular Brain Aneurysm that incorporates helicoidal stent. An Eulerian-Lagrangian implemented in ANSYS-Fluent is used simulate hemodynamics aneurysm. In silico st...
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