Mechanical ventilation, tube feeding, dysphagia, and tracheostomy are exposures associated with increased risk of the development of pneumonia in patients with sICH. Pneumonia is associated with an increase in morbidity, length of stay, and mortality among patients with sICH.
A reversible cerebral vasoconstriction syndrome may occur in some circumstances after a hysterectomy with bilateral salpingo-oophorectomy. The mechanisms involved in the development of this condition are explained by current research concerning effects on the vasculature of sudden drops in estrogens and progesterones. More studies are required to further establish the pathophysiology, diagnosis and treatment of this condition.
Background: Recent advances in the treatment of ischemic stroke have focused on revascularization and led to better clinical and functional outcomes. A systematic review and pooled analyses of 6 recent multicentered prospective randomized controlled trials (MPRCT) were performed to compare intravenous tissue plasminogen activator (IV tPA) and endovascular therapy (intervention) with IV tPA alone (control) for anterior circulation ischemic stroke (AIS) secondary to large vessel occlusion (LVO). Objectives: Six MPRCTs (MR CLEAN, ESCAPE, EXTEND IA, SWIFT PRIME, REVASCAT and THERAPY) incorporating image-based LVO AIS were selected for assessing the following: (1) prespecified primary clinical outcomes of AIS patients in intervention and control arms: good outcomes were defined by a modified Rankin Scale score of 0-2 at 90 days; (2) secondary clinical outcomes were: (a) revascularization rates [favorable outcomes defined as modified Thrombolysis in Cerebral Infarction scale (mTICI) score of 2b/3]; (b) symptomatic intracranial hemorrhage (sICH) rates and mortality; (c) derivation of number needed to harm (NNH), number needed to treat (NNT), and relative percent difference (RPD) between intervention and control groups, and (d) random effects model to determine overall significance (forest and funnel plots). Results: A total of 1,386 patients were included. Good outcomes at 90 days were seen in 46% of patients in the intervention (p < 0.00001) and in 27% of patients in the control groups (p < 0.00002). An mTICI score of 2b/3 was achieved in 70.2% of patients in the intervention arm. The sICH and mortality in the intervention arm compared with the control arm were 4.7 and 14.3% versus 7.9 and 17.8%, respectively. The NNT and NNH in the intervention and control groups were 5.3 and 9.1, respectively. Patients in the intervention arm had a 50.1% (RPD) better chance of achieving a good 90-day outcome as compared to controls. Conclusions: Endovascular therapy combined with IV tPA (in appropriately selected patients) for LVO-related AIS is superior to IV tPA alone. These results support establishing an endovascular therapy in addition to IV tPA as the standard of care for AIS secondary to LVO.
A 58-year-old man presented with a 6-month history of headaches, progressive left homonymous hemianopia, and right-sided paresthesias. MRI revealed bilateral parietal and occipital enhancing lesions (figure 1, A-C) suggestive of cerebritis or posterior reversible encephalopathy syndrome due to history of hypertension. Worsening vision prompted neuroimaging 18 months later, showing contrast-enhancing cortical lesions in the posterior frontal region; fluid-attenuated inversion recovery abnormalities in the white matter (figure 1, D-F) suggested vasogenic edema and mass effect. Occipital lobe biopsy revealed cortical mesenchymal capillary proliferation typical of meningioangiomatosis (figure 2), a rare benign progressive disorder characterized by cortical vascular proliferation with associated perivascular mesenchymal cell proliferation.1 Seizures are the presenting feature in 85% of sporadic cases; there have been no reports with permanent focal dysfunction 2 as in this instance.
Background: Alien hand syndrome [AHS] is a rare and ill-defined neurological disorder. It produces complex, goal-directed motion of one hand that is involuntarily instigated. This syndrome characteristically arises after brain trauma, brain surgery, stroke or encephalitis. We describe a case of AHS in a patient who had a previous episode of subarachnoid hemorrhage affecting the left frontal lobe and corpus callosum. Case presentation: An 84-year-old woman presented to the emergency department complaining of headaches and several episodes of her left arm moving as if it was groping around trying to grab at her own body. A computed tomography scan of the head demonstrated an acute left superior frontal hemorrhage with compression of the corpus callosum. Transcranial Doppler report showed no significant abnormality in the insonated vessels. After being stabilized for the acute bleed, she was treated with clonazepam 0.5 mgat night for the uncontrolled hand movements. Her movements resolved by her next month follow up. The diagnosis of AHS was made based on her clinical presentation, characterization of the movement and localization correlating with findings in neuroimaging. Conclusion: We document a rare neurologic disorder seen in patients presenting with a history of previous strokes and a typical description of involuntary and unintentional, uncontrolled unilateral arm movements with repetitive grasping. The present case has a combination of frontal and callosal lesions. These findings appear to support a potential destruction leading to the rare syndrome.
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