Lawrence KS Wong

..Serial changes of flow velocities of transcranial Doppler ultrasound (TCD) in symptomatic middle cerebral artery (MCA) occlusive disease may be related to the occurrence of further vascular events, but prospective data are lacking...

..To determine the long-term outcome of ischemic stroke patients with concurrent intracranial and extracranial atherosclerosis using magnetic resonance angiography...

..Carotid intima-media thickness (CIMT) and presence of carotid plaque are also related to subsequent ischemic stroke. However, the correlation between these and LAICOD is less clear...

..We hypothesized that ECP may augment cerebral blood flow of ischemic stroke patients via induced hypertension...

..We aimed to examine current practice of the management and secondary prevention of intracerebral haemorrhage (ICH) in China where the disease is more common than in Western populations...

..We sought to study the interobserver and intraobserver variabilities of magnetic resonance angiography and computed tomography angiography in grading middle cerebral artery stenosis...

..We compared the efficacy of a low-molecular-weight heparin (LMWH), nadroparin calcium, with aspirin in Asian acute stroke patients with LAOD...

..53; 95% CI 1.12 to 5.72), glycosuria (OR 3; 1.19 to 7.97), heart disease (OR 4; 1.39 to 11.6), and family history of stroke (OR 5.2; 1.38 to 20). Intracranial atherosclerosis is not uncommon among asymptomatic Chinese subjects...

..001) and more extensive (mean number of microbleeds 13.3 vs 0.4, p < 0.001) in the intracerebral hemorrhage group than in the control group. Asymptomatic microbleeds may be a risk factor for aspirin-associated intracerebral hemorrhage...

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..The goal of this study was to document the long-term outcome of ischemic stroke patients in a population with predominant intracranial atherosclerosis and risk factors for a recurrent event...

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..Studies currently in progress should provide further insight into the value of the measurement of MES in clinical studies in stroke prevention...

..The number of emboli ranged from 1 to 6 per 30 minutes. This is the first report of the presence of microembolic signals in acute stroke patients with MCA stenosis...

..This study aims to evaluate the efficacy of LMWH and aspirin in selected subgroups so as to generate hypotheses for further studies...

..Relatively little is known about the clinical significance of finding such lesions. We investigate whether the presence and the extent of these vascular lesions help predict outcome after stroke...

..In Asia, there has been no international study to investigate the risk factors for early death in patients with ischemic stroke and intracerebral hemorrhage...

..The prevalence escalated quadratically with increasing number of associated factors: from 7.2% for one, to 29.6% for four associated factors. Asymptomatic middle cerebral artery stenosis is common in patients with vascular risk factors...

..MACI was the only significant independent predictor for vascular events and death (odd ratio [OR]] = 4.34; p = 0.001) and stroke recurrence (OR = 5.93; p = 0.001)...

..This study aims to investigate the long-term outcomes of ischemic stroke patients with concurrent stenoses and IHD...

..The majority of cases in this locality consists of the demyelinating form of GBS; epidemic, acute motor axonal neuropathy is not the predominant form. The incidence of GBS in this region of China was 0.44 per 100,000...

..The association between protein S deficiency (PSD) and ischemic stroke is controversial and warrants further investigation...

..This study examines the association between post-stroke depression (PSD) symptom severity and CMBs...

..The aim of this study was to evaluate the relationship between WMHs and PSD in Chinese patients with first or recurrent stroke...

..This study attempted to explore the potential value of post stroke extracranial arterial blood flow volume in the prediction of stroke patients' functional outcome...

..Lesions located in various cortical and subcortical areas are thought to be involved in the pathophysiology of post-stroke emotional lability (PSEL). This study examined the association between PSEL and MBs...

..In this study, we aimed to examine the IMT in patients with nasopharyngeal carcinoma (NPC) who received irradiation to the carotid arteries during radiotherapy, and compared them with a control group...

..Few patients who were not operated on (11.4%) remain asymptomatic...

..This study examined the incidence of stenosis in the extracranial carotid arteries of nasopharyngeal carcinoma patients after radiotherapy...

..This complication has, however, a significant impact with increased risk of stroke causing mortality and morbidity. Clinicians' awareness of this complication and early detection is therefore important...

..To evaluate the accuracy of B0 echo planar imaging (EPI) sequences for the detection of intracerebral bleeds...

..This study demonstrated the superiority of local steroid injection to oral steroid in the treatment of CTS...

..Estimates for the risk of recurrence range from 26 to 71%. We investigated the likelihood of a second attack in Hong Kong Chinese patients...

..The results were also compared with computed tomography (CT)...

..To study the distribution, extent and sonographic characterisation of radiation-induced carotid artery stenosis in nasopharyngeal carcinoma (NPC) patients...

..Transcranial Doppler monitoring showed no evidence of microemboli for 10 minutes after direct-current cardioversion for atrial fibrillation...

..The results were correlated with magnetic resonance angiography (MRA) and transcranial color Doppler (TCD) findings...

..04, 95% CI 1.01-1.07), delay in treatment (OR=3.52, 95%CI 1.01-12.18), SE due to cerebrovascular disease (OR=9.73, 95% CI 1.58-59.96) and CNS infection (OR=30.27, 95% CI 3.14-292.19)...

..The authors discussed on the potential pitfalls, which may render this conclusion premature and explained the needs for continuing efforts in investigating treatment for intracranial stenosis...

..To investigate the proportion of Chinese patients with intractable seizures and the risk factors leading to refractory epilepsy...

..This study aims to investigate the agreement between the initial diagnosis at the accident and emergency (A&E) department and the final diagnosis following inpatient neurological evaluation of seizure disorders...

..To issue guidelines for the care of acute stroke in Hong Kong, with the target audience of all health care professionals who are involved in acute stroke care...

..We sought to investigate the correlation between the progression of microembolic signal (MES), ischemic infarcts and the neurological deficits in the acute phase of stroke patients with large artery occlusive disease...

..The aim of this study was to investigate the association between albuminuria and intracranial and extracranial vascular involvement in Chinese Type 2 diabetic patients...

..8%). CONCLUSION: The incidence rate noted was comparable to other published studies. Renal impairment at presentation was common in patients with multiple myeloma and was associated with poor survival...

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..This study shows that genetic polymorphisms affecting homocysteine and lipid metabolism are possible risk factors for stroke and concurrent stenoses...

..To identify the relationship between smoking and the metabolic profile and existing vascular disease in Chinese type 2 diabetic patients...

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..We aimed to evaluate the frequency of the varying severity levels of cognitive impairment, the determinants of severe cognitive impairment, and the association of cognitive impairment with functional outcome after SSVD...

..This study examined the relationship between indices of dialysis adequacy and nutrition and patient survival on CAPD in Hong Kong...

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..To determine its usefulness and the best diagnostic criterion, sonograms of patients with the disease were compared with sonograms of healthy subjects in a case-control study...

..Magnetic resonance angiography combined with magnetic resonance imaging is a useful diagnostic tool prior to invasive angiography...

..The purpose of this study is to review and delineate the impact in terms of the perceived importance as well as the role components of nurse specialists in Hong Kong...

..The ABCD(2) score is able to predict the short-term risk of stroke after a transient ischemic attack/minor stroke. We aimed to explore its predictive value for long-term recurrent stroke...