Wai-kwong Tang

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Despite extensive research into poststroke depression (PSD), the role played by lesion location in the pathogenesis of PSD remains uncertain. The aim of this study was to estimate the magnetic resonance imaging (MRI) correlates of PSD in Chinese patients with first or recurrent stroke. A total of 591 patients with acute ischemic stroke admitted to the acute(More)
BACKGROUND Poor oral health has been reported among various psychiatric populations. Little is known regarding the oral health among psychiatric patients in Asia. AIMS To examine the oral health status of a group of Chinese psychiatric in-patients in a long-term rehabilitation facility. METHODS A dental survey using the WHO standardised dental(More)
BACKGROUND Little is known about the performance of the Geriatric Depression Scale (GDS) in the screening of post-stroke depression (PSD) among Chinese elderly. METHODS Three months after the index stroke, a research assistant administered the 15-item GDS to 127 Chinese elderly patients with acute stroke who were consecutively admitted to a general(More)
BACKGROUND Cerebral microbleeds (CMBs) are common in stroke survivors, although their clinical significance in the development of psychiatric conditions following stroke remains unknown. This study examines the association between post-stroke depression (PSD) symptom severity and CMBs. METHODS Amongst the 4088 patients with acute ischemic stroke who had(More)
Lesions located in the basal ganglia (BG) are thought to be involved in the fatigue observed in neurological disorders. However, the significance of the location of infarcts in poststroke fatigue (PSF) is unknown. This study examined the association between BG infarcts and PSF. A total of 334 Chinese patients with acute ischemic stroke consecutively(More)
Although electroconvulsive therapy (ECT) is a safe and efficacious treatment, there is a widespread negative view of ECT in public and professional circles. There are no data on Chinese patients' knowledge of, experience with, attitude toward, and level of satisfaction with ECT in Hong Kong. The aims of this study were to examine patients' experience of(More)
The objective of this study was to examine the prevalence and clinical correlates of poststroke cognitive impairment in Chinese stroke patients in Hong Kong. One hundred seventy-nine stroke patients were interviewed by a psychiatrist 3 months after their stroke. Cognitive impairment was determined according to the Mini-Mental State Examination score.(More)
BACKGROUND Catatonic signs and symptoms are frequently observed in patients with chronic schizophrenia. Clinical surveys have suggested that the composition of catatonic syndrome occurring in chronic schizophrenia may be different from what is found in acute psychiatric disorders or medical conditions. Consequently, this patient population may need(More)
OBJECTIVE There is a paucity of data on post-stroke psychiatric morbidity in Chinese populations. We examined the frequency of post-stroke psychiatric morbidity in Chinese first time stroke patients, including depressive and anxiety disorders, mania, and psychosis. METHODS One hundred and fifty-seven patients following their first stroke, who were(More)