Publications by authors named "Shuming Zi"

Introduction: Anterior cruciate ligament (ACL) tibial avulsion fracture is a rare injury, which usually happens in adults with traffic accidents or sports injuries. Surgery interventions are common treatment methods, they can restore knee function and help to return to normal life. In this study, we described an arthroscopic modified suture bridge fixation technique for ACL tibial avulsion fractures and explored the feasibility and therapeutic effects.

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Objective: The objective of this study was to unveil the characteristics of fracture lines distribution and explore its clinical significance of complete articular fractures of the patella.

Methods: A consecutive series of image data from 88 patients with complete articular patella fractures were retrospectively included. Three-dimensional reconstruction images of the patella fractures were created and collected.

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Introduction: Management of postoperative surgical site infection (SSI) is a huge challenge to orthopedic surgeons, and significantly impacts patients and their families due to long treatment cycles and associated discomfort experiences.

Presentation Of Case: A 68-year-old woman without a medical history of any comorbidities, diabetes, hypertension, allergies, or tuberculosis, was admitted to our hospital complaining of right knee pain following a fall. X-ray and CT scans revealed a closed right patella fracture.

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Leucine-rich repeat-containing G-protein coupled receptor 5 (LGR5) is an established cancer stem cell marker and is a target gene of the Wnt/β-catenin signaling pathway, a critical pathway in the process of tumor initiation and growth. In the present study, the mRNA expression levels of LGR5, adenomatous polyposis coli (APC) and β-catenin were detected in 20 colorectal cancer (CRC) tissues and matched healthy mucosa samples using reverse transcription-quantitative polymerase chain reaction. HT-29 CRC cell line was treated with siRNA-Lgr5; the APC, β-catenin and LGR5 RNA expressions were detected and cell viability was measured using a CCK8 assay.

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Colorectal tumorigenesis is ascribed to the activity of Wnt signaling pathway in a ligand-independent manner mainly through APC and CTNNB1 gene mutations and in a ligand-dependent manner through low expression of Wnt inhibitors such as WNT inhibitory factor 1 (WIF1) and secreted frizzled related protein 1 (SFRP1). In this study we found that WIF1 protein expression was increased and SFRP1 was decreased significantly in CRC tissue versus normal tissue, and high expression of WIF1 was associated with big tumor diameters and deep invasion, and loss of SFRP1 expression was associated with the left lesion site, deep invasion, and high TNM stage. Among the four expression patterns (WIF+/SFRP1+, WIF+/SFRP1-, WIF-/SFRP1+, and WIF-/SFRP1-) only coexpression of WIF1 and SFRP1 (WIF+/SFRP1+) was associated with favorable overall survival, together with low TNM stage, as an independent prognostic factor as shown in a multivariate survival model.

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The present study aimed to investigate the expression of the Hedgehog (Hh) signaling pathway between microsatellite-unstable (MSI) and microsatellite-unstable (MSS) colorectal cancers (CRCs). A total of 61 samples of CRC tissue and corresponding blood samples were obtained from the surgical department of our hospital. The tissue samples were examined by immunohistochemistry using antibodies against Sonic Hh (SHH), Pathed (PTCH) and Gli1, and evaluated independently for protein expression by two pathologists blinded to clinical outcome.

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Objective: To investigate the efficacy of biofeedback therapy for fecal incontinence in patients with mid or low rectal cancer.

Methods: Twenty-four patients with mid or low rectal cancer received biofeedback treatments after restorative resection and therapeutic efficacy was evaluated using anorectal manometry and Vaizey and Wexner scoring systems. Eighteen inpatients without defecating difficulties were selected as control group.

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