Publications by authors named "Sugishita Kazuyuki"

Background: Few studies have investigated the proportion of patients with depression who experience worsening of depression symptoms during adequate antidepressant treatment. The current study aimed to investigate the proportion and predictors of worsening depression during antidepressant treatment in a multi-center randomized trial involving patients with major depression.

Methods: We defined the deterioration of depression using depression symptom severity evaluated by total Patient Health Questionnaire (PHQ-9) score increases from week 0 to week 9 during acute phase antidepressant treatment.

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Background: For patients starting treatment for depression, current guidelines recommend titrating the antidepressant dosage to the maximum of the licenced range if tolerated. When patients do not achieve remission within several weeks, recommendations include adding or switching to another antidepressant. However, the relative merits of these guideline strategies remain unestablished.

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Objective: The 15-item Geriatric Depression Scale (GDS-15) is one of the most widely used screening instruments for depression among the elderly. The aim of this study was to examine the validity and reliability of the Japanese version of the GDS-15 (GDS-15-J) in comparison with the Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, Text Revision (DSM-IV-TR) criteria for depression.

Methods: The study participants were 128 elderly outpatients (age range, 55 to 92 years) categorized into two groups (76 non-depressive patients, 52 depressive patients) based on the DSM-IV-TR criteria for depression.

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Postictal psychoses are common comorbid conditions of temporal lobe epilepsy and are reported to be characterized by affective changes. However, postictal psychoses are rare among patients with idiopathic generalized epilepsy, and the causal relationship between postictal psychoses and idiopathic generalized epilepsy is unknown. Here, we report the case of a man who had idiopathic generalized epilepsy and experienced 4 episodes of schizophrenia-like interictal psychosis before the age of 41 years.

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A retrospective study of limited resection for lung cancer in a large number of patients was first reported in the 1970s. The reported outcome of segmentectomy was comparable to that of standard lobectomy. The North American Lung Cancer Study Group (LCSG) performed a randomized controlled clinical trial to compare limited resection (segment or wedge) with lobectomy for T1N0 (stage IA) non-small cell lung cancer (NSCLC) in the 1980s.

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To further investigate the immunological mechanisms involved, we analyzed the expression of costimulatory molecules in aortic tissue and their counterpart molecules on infiltrating cells of patients with Takayasu's arteritis. We also examined the expression of major histocompatibility complex (MHC) class I chain-related (MIC) A in aortic tissue, which is known to be induced by external stress, and its counterpart NKG2D receptors on infiltrating cells. Among these costimulatory molecules, strong expression of 4-1BBL and Fas was induced in the aortic tissue, and most of the infiltrating cells expressed 4-1BB and FasL, suggesting these pathways play critical roles in T-cell-mediated vascular injury.

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