Hsing-Kang Chen

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There have been many studies of smoking cessation using nicotine replacement therapy (NRT) with schizophrenic patients, but none exploring the smoking-reduction effects of varying doses of NRT in long-stay patients with schizophrenia. This study aimed to examine the effect of different doses of the nicotine transdermal patch on smoking-reduction and(More)
Delayed carbon monoxide (CO) encephalopathy is a serious complication of acute CO poisoning. We present a case of successful treatment of ziprasidone, a newer atypical antipsychotic, in delayed CO encephalopathy. A 52-year-old depressed woman suffered acute CO intoxication after an attempt of suicide by burning charcoal. She was initially treated with(More)
Adjunctive use of methylphenidate, a central stimulant, has been considered as a potential therapeutic choice for patients with refractory unipolar depression, geriatric depression, bipolar depression, and depression secondary to a medical illness. We present a case of psychotic unipolar depression in which the patient responded significantly to the(More)
OBJECTIVE Although dopamine was implicated in the etiology of schizophrenia, the human dopamine transporter gene (DAT1; SLC6A3) has not consistently been associated with schizophrenia. The purpose of this study was to examine whether six polymorphisms within the DAT1 gene are associated with schizophrenia. METHODS Six polymorphisms of the DAT1 gene (3(More)
There is a lack of validated instruments assessing the decision-making capacity to consent to clinical research of patients with schizophrenia spectrum disorders who speak Chinese. This study aimed to determine the validity and reliability of the Chinese version of MacArthur Competence Assessment Tool for Clinical Research (MacCAT-CR). The MacCAT-CR using a(More)
Many studies discuss factors related to the decision-making capacity to consent to clinical research (DMC) of patients with schizophrenia. However, these studies rarely approached willingness to participate and the association between psychopharmacological properties (e.g., antipsychotic-induced side effects) and DMC. This study aimed to explore factors(More)
OBJECTIVE The risk of gastrointestinal hypomotility (GIHM) with the use of antipsychotic medications in patients with schizophrenia remains inadequately recognized. The aim of this study was to explore the incidence of GIHM and its risks in patients with schizophrenia treated with antipsychotics. METHODS We conducted a retrospective cohort study using the(More)