Publications by authors named "Gui-zhong Li"

Objective And Background: The early detection of diabetic ketoacidosis (DKA) in patients with type 2 diabetes (T2D) plays a crucial role in enhancing outcomes. We developed a nomogram prediction model for screening DKA in T2D patients. At the same time, the input variables were adjusted to reduce misdiagnosis.

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Laparoscopic pancreaticoduodenectomy (LPD) is widely used as a treatment for periampullary tumors and pancreatic head tumors. However, postoperative pancreatic fistula (POPF), which significantly affects mortality and length of hospital stay of patients, remains one of the most common and serious complications following LPD. Though numerous technical modifications for pancreaticojejunostomy (PJ) have been proposed, POPF is still the "Achilles heel" of LPD.

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Background: There is still no general consensus on the optimal chemotherapeutic agent selection for transcatheter arterial chemoembolization (TACE) in unresectable hepatocellular carcinoma (HCC). The present study aimed to compare the efficacy and safety of TACE with raltitrexed plus liposomal doxorubicin (R + PGLD) tegafur plus pirarubicin (T + P) in patients with unresectable HCC.

Methods: A total of 148 patients with unresectable HCC treated with TACE between January 2012 and December 2016 were retrospectively analyzed.

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The change of fatty acid composition has been regarded as an indicator of altered lipid metabolism during human tumourigenesis, but the details are still unclear. We have previously demonstrated a monounsaturated fatty acid (MUFA) named oleic acid (OA) was involved in renal cell carcinoma (RCC) cell growth, as an extracellular signaling molecule to regulate 786-O cell proliferation via the integrin-linked kinase (ILK) pathway. In this study, we further observe the effects of OA on cell invasion of RCC and the potential mechanism by which OA worked was determined.

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We present a case of adenocarcinoma developing at the vesicocutaneous edge of a vesicostomy, 8 years after it was created, in a patient who had neurogenic bladder secondary to medullitis. The patient died 6 months after the start of surgery therapy. Although transitional and squamous cell carcinoma of a vesicostomy have been reported, to our knowledge, the presence of adenocarcinoma at the vesicostomy edge without bladder involvement has not been reported previously.

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Objective: To critically evaluate the efficacy of an α-blocker in improving ureteral-stent-related symptoms and preliminarily investigate the difference between different types of α-blockers.

Methods: Relevant randomized controlled trials were identified through searching PubMed, the Cochrane Library, Embase, and other sources. After quality assessment and data abstraction, direct comparison based on the Ureteral Stent-related Symptom Questionnaire (USSQ) between α-blockers and control was performed by RevMan 5.

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Objective: The aim of this study was to systematically compare the therapeutic effect and safety of tamsulosin with nifedipine in medical expulsive therapy for distal ureteral calculi.

Methods: Databases, including PubMed, EMBASE, the Cochrane Library, and Clinical Trial Register Centers, were comprehensively searched. Relevant randomized controlled trials (RCTs) were selected, and quality assessment was performed according to the Cochrane Handbook.

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Homocysteine (Hcy) is an independent risk factor for atherosclerosis, but the underlying molecular mechanisms are not known. We investigated the effects of Hcy on fatty acid-binding protein 4 (FABP4), and tested our hypothesis that Hcy-induced atherosclerosis is mediated by increased FABP4 expression and decreased methylation. The FABP4 expression and DNA methylation was assessed in the aorta of ApoE(-/-) mice fed high-methionine diet for 20weeks.

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Objective: To explore the effect of oxymatrine (OMT) on JAK2/STAT3 signaling in renal tissues of rats with septic shock.

Method: The cecal ligation and puncture (CLP) was adopted to establish the rat septic shock model. Fifty-six male SD rats were randomly divided into 7 groups: the sham operation group, the model (CLP) group, CLP + OMT high, middle, low-dose (52, 26, 13 mg x kg(-1), vena caudalis bolus) groups and the positive control (CLP + dexamethasone, 10 mg x kg(-1)) group.

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Objective: To evaluate the methods for the replantation of the amputated penis in Chinese men.

Methods: We performed a meta-analysis on the domestic literature relating replantation of the amputated penis, particularly its successful methods published from 1964 to January 2012.

Results: We identified 109 reports on 111 cases of replantation of the amputated penis that met the inclusion criteria, including 103 adults and 8 children.

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Penile amputation and successful replantation is very uncommon, and there is no routine standardized procedures for dealing with this medical condition. Here we report two cases of penile amputation and replantation involving different degrees of vascular insult leading to different pathogenesis, clinical presentation, surgical approach and prognosis. This report described the microsurgical procedure and postoperative care using bipedicled scrotal flap to achieve successful engraftment and function.

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Article Synopsis
  • - Detrusor overactivity (DO) affects 50%-75% of patients with benign prostate hyperplasia (BPH), leading to significant lower urinary tract symptoms. This research aimed to identify clinical and urodynamic factors associated with DO in Chinese BPH patients.
  • - The study involved 287 BPH patients, with 184 evaluated for urodynamic tests and questionnaires. Key findings included that DO was present in 41.3% of patients, with factors such as age, bladder capacity, and pressure measurements significantly correlating with the presence of DO.
  • - Logistic regression analysis revealed independent risk factors for DO as higher projected isovolumetric pressure, age, and lower maximal bladder capacity, suggesting a complex
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Objective: To explore the differences of urodynamic parameters and lower urinary symptoms between detrusor hyperactivity with impaired contractility (DHIC) patients and DHIC patients with bladder outlet obstruction (BOO) and evaluate the effects and risks of anticholinergic medications in these patients.

Methods: A retrospective analysis was performed in 56 DHIC patients at our hospital between February 2000 to February 2011. Among them, 19 patients were complicated with BOO.

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Objective: To investigate the relationship of the histopathologic grade and extent of prostatic inflammation with the level of serum PSA in patients with type IV prostatitis.

Methods: We performed transrectal ultrasound-guided prostate biopsy for 120 patients suspected of prostate cancer and included in this study only those with benign prostate hyperplasia (BPH) and prostatitis (n = 46), excluding the cases with prostate cancer and those with BPH but no prostatitis. We evaluated the relationship between prostatic inflammation and serum PSA levels based on the three-grade pathohistologic criteria for the extent, location and aggressiveness of prostatic inflammation.

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The aim of the present study was to investigate the effect of glucagon-like peptide-1 (GLP-1) on palmitate-induced apoptosis of human umbilical vein endothelial cells (HUVECs) and the underlying mechanism. HUVECs were cultured in vitro, and then treated by palmitate to induce apoptosis. Meanwhile, GLP-1 was added to explore its effect.

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Objective: To evaluate the characteristic and clinical significance of lower urinary tract symptoms (LUTS) caused by lumbar disk herniation.

Methods: A total of 80 male patients from February 2000 to April 2010 in our hospital with lumbar disk herniation underwent an urodynamic test. And they were divided into the normal bladder function group (Group A), the early-stage of bladder dysfunction group (Group B) and the late-stage of bladder dysfunction group (Group C) according to the urodynamic results.

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Background: Despite 100 years of research, the continued absence of well-established risk factors impedes the diagnosis and treatment of interstitial cystitis/painful bladder syndrome (IC/PBS). We aimed to identify risk factors in patients with lower urinary tract symptoms (LUTS) without urinary tract infection or benign prostate hyperplasia in China.

Methods: A total of 397 outpatients with LUTS presenting for care to urology clinics in several hospitals throughout China were surveyed using a standardized questionnaire and validated outcome measures.

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Objectives: The inflammation was categorized more profoundly, using the standardized histopathological classification system for chronic prostatitis of NIH, to determine the influence of prostatic inflammation on serum PSA levels.

Methods: The study included 120 patients who underwent transperineal ultrasound-guided prostate biopsy. The patients were divided into groups using 3 grades for the extent, the location and the aggressiveness of prostate inflammation.

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Objective: To analyze the relationship between radiological characteristics of bony metastasis and PSA, Gleason score (GS) for prostate cancer patients.

Methods: The investigators collected the clinical data of 44 patients with prostate cancer bony metastasis and divided them into 3 groups based upon the radiological characteristics of bony metastasis. The 3 groups were osteoblast group, osteoclast group and mixed group.

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Objective: To evaluate the clinical value of flexible endoscopic realignment for posterior urethral disruption as compared with traditional open realignment.

Methods: A total of 58 patients suffering posterior urethral disruption in Beijing Jishuitan Hospital from January 2003 to May 2009 were examined. Twenty-three patients (Group A) were performed with flexible endoscopic realignment and 35 patients (Group B) were performed with traditional open realignment.

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Objective: To analyze the association between the disease duration and bladder dysfunction in lumbar disk herniation patients.

Methods: The urodynamic parameters of 85 lumbar disk herniation patients with different disease duration, 26 with the duration < 1 year (Group A), 31 with the duration of 1 - 5 years (Group B), and 28 of the duration > 5 years (Group C), were retrospectively analyzed.

Results: The average post-voiding residual volume of Group A was 50 ml, significantly lower than those of Groups B and C (80 ml and 120 ml respectively, both P < 0.

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Objective: To explore the effects of oxymatrine (OMT) on NF-kappaB and other cell factors in rat lung tissue with septic shock.

Method: Fifty-six male SD rats were randomly divided into 7 groups: sham operation group, OMT control group, model (CLP) group, CLP + OMT high, middle, low-dose group, positive control group. Changes in NF-kappaB (p65) and IkB-alpha activity in the pulmonary tissue were determined by immunohistochemical method, tumour necrosis factor-alpha (TNF-alpha) and interleukin-6 (IL-6) levels in pulmonary tissue were determined by radioimmunoassay.

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