Publications by authors named "Xingguang Yang"

Background: Hepatitis C threatens human health and brings a heavy economic burden. Shandong Province is the second most populous province in China and has uneven regional economic development. Therefore, we analyzed the incidence rate trend and regional differences of hepatitis C in Shandong Province from 2004 to 2021.

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Backgroud: The proportion of HIV-infected students in China showed an increasing trend. This study aimed to identify the epidemiological characteristics and the HIV care continuum for HIV-infected students in Shandong Province, China.

Methods: Case report and follow-up data of HIV-infected students were obtained from the National HIV/AIDS comprehensive response information management system.

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This study was performed to retrospectively analyze and compare the related clinical indicators between extralevator abdominoperineal excision (ELAPE) and non-ELAPE under laparoscopic for low rectal cancer. From June 2018 to September 2021, a total of 80 patients with low rectal cancer who underwent either of the above two types of surgeries at our Hospital were enrolled. Patients were divided into the ELAPE group and non-ELAPE group based on the different surgical methods.

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Objective: To evaluate the clinical features of sporadic Paget's disease of bone (PDB) in China and further explore the underlying genetic abnormalities of the disease.

Methods: Clinical characteristics, biochemical indices, bone turnover markers and radiographic examinations of the patients were collected. Genomic DNA was extracted from peripheral blood and whole-exome sequencing was carried out to identify the potential pathogenic genes.

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Background: To investigate the clinical characteristics and molecular diagnosis of Camurati-Engelmann disease (CAEND) in Chinese individuals.

Methods: We recruited six patients aged 14 to 45 years in three unrelated families with CAEND, including five females and one male. Clinical manifestations, biochemical tests, and radiographic examinations were analyzed.

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It is extremely rare for ipsilateral shoulder and elbow synovial chondromatosis to occur simultaneously. We report a very rare case of simultaneous shoulder and elbow synovial chondromatosis in a 53-year-old woman who was treated through staged surgeries. Shoulder arthroscopic synovectomy, debridement, biceps tenodesis, and subacromial decompression were conducted first, followed by elbow arthroscopy 2 months later.

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Objective: To investigate the effect of hyaluronic acid on functional recovery and pain control in patients following knee arthroscopy.

Design: A systematic review and meta-analysis was conducted to explore the efficacy of hyaluronic acid following knee arthroscopy.

Subjects And Methods: Randomized controlled trials (RCTs) assessing the effect of hyaluronic acid in knee arthroscopy were included.

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Background: The 90-90-90 targets recommended by the Joint United Nations Programme on HIV/AIDS require strengthening human immunodeficiency virus (HIV) care, which includes diagnosis, linkage to and retention in care, assessment for treatment suitability, and optimization of HIV treatment. We sought to quantify patient engagement along the continuum, 10 years after introduction of Chinese HIV care policies.

Methods: We included patients from Shandong, China, who were diagnosed with HIV from 1992 to 2013.

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Background: The purpose was to investigate prevalence of bilateral discoid lateral menisci (DLM) in Han Chinese patients who received surgery for symptomatic DLM, as well as a follow-up study of their asymptomatic contralateral knees using magnetic resonance imaging (MRI).

Methods: A total of 110 patients [50 males and 60 females; average age: 21.95 ± 12.

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Objective: To assess the correlates for bisexual behaviors, HIV knowledge, and HIV/AIDS-related stigmatizing/discriminatory attitudes among men who have sex with men (MSM).

Methods: A cross-sectional survey among MSM was conducted in 2011 to provide demographics, sexual behaviors, HIV knowledge, HIV/AIDS-related stigmatizing/discriminatory attitudes, and services in Jinan, Qingdao, and Yantai of Shandong Province of China.

Results: Of 1230 participants, 82.

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Objective: To analyze survival time of AIDS death cases receiving Antiretroviral Therapy and related factors.

Methods: A retrospective cohort study was carried out to collect the data on death cases receiving Antiretroviral Therapy by the National HIV/AIDS Comprehensive Response Information Management System. Kaplan-Meier was used to calculate the median survival time, and compare survival time among different groups of age, sex, marriage status, infectious routes, WHO clinical stage, baseline CD4(+)T cell counts, and interval time from the start of ART to HIV confirmation.

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Unlabelled: Synovial chondromatosis is characterized by benign synovial proliferation that leads to chondral or osteochondral foci formation. In this case report, a right-handed female suffered from progressively worsening pain and limited mobility of forward elevation, abduction and external rotation in her right shoulder. A shoulder arthroscopy was conducted, during which, thickened bursal synovium and several loose bodies were observed, associated with bursal side tear of rotator cuff.

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Objective: To explore the influencing factors of AIDS pathogenesis using the Bayesian network.

Methods: Based on follow-up data of 2 431 cases of HIV/AIDS from 1992-2011 in Shandong province, this study constructed the network structure by NPC algorithm, and used the EM algorithm for parameter learning to construct the Bayesian network of influencing factors and AIDS pathogenesis, then did inference by the Bayesian network.

Results: A total of 49.

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Background: The healing rate and clinical outcomes of glenoid bone grafting with nonrigid fixation for patients with recurrent anterior shoulder instability are unknown.

Hypothesis: Glenoid bone grafting with nonrigid fixation can yield satisfactory results for patients with recurrent anterior shoulder instability with regard to graft healing and the restoration of shoulder stability.

Study Design: Case series; Level of evidence, 4.

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Purpose: To study the anatomical outcome of rhegmatogenous retinal detachment combined with choroidal detachment after pars plana vitrectomy with periocular/intravitreal injection of steroids.

Methods: Seventy-seven eyes that have rhegmatogenous retinal detachment combined with choroidal detachment were treated by pars plana vitrectomy with oral prednisolone (Group A) or periocular/intravitreal injection of steroids (Group B) and then divided into 5 subgroups according to different intraocular tamponade agents; Group A1: oral steroids and silicone oil, Group A2: oral steroids and C(3)F(8), Group B1: periocular/intravitreal steroid injections and silicone oil, Group B2: periocular steroid injection and silicone oil, and Group B3: periocular steroid injection and C(3)F(8). Anatomical reattachment of the retina was measured at 12 months after surgery.

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Purpose: To compare the outcomes of pars plana vitrectomy (PPV) with or without the adjuvant surgical procedures: triamcinolone acetonide (TA) assistance and/or internal limiting membrane (ILM) peeling for the treatment of highly myopic macular hole retinal detachment (MHRD).

Design: Case-control study.

Methods: Pars plana vitrectomy combined with 2 kinds of adjuvant surgical procedures were used on 96 highly myopic eyes with MHRD.

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Objective: To study the outcome in the arthroscopic treatment of acute greater tuberosity fractures.

Methods: Twelve cases with acute great tuberosity fractures received reduction with arthroscopic treatment from August 2006 to December 2007. There were 7 males and 5 females.

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Objective: To compare the results of lateral versus medial-sided augmentation techniques in single-bundle posterior cruciate ligament (PCL) reconstruction with remnant preservation.

Methods: Forty-two cases of isolated chronic PCL ruptures were reconstructed in a single-bundle manner with remnant preservation. The patients were randomly separated into two groups: in the medial-sided augmentation (MSA) group the graft passed through the medial side of the remnant and in the lateral-sided augmentation (LSA) group it passed through the lateral side.

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Purpose: The purpose of this study was to evaluate the clinical results of simultaneous double-bundle anterior cruciate ligament (ACL) and posterior cruciate ligament (PCL) reconstruction.

Methods: We performed arthroscopic reconstruction in 21 cases of combined ACL/PCL rupture, 14 chronic and 7 acute, with autogenous hamstring tendons in 1 stage, both in a double-bundle and 4-tunnel manner. The semitendinosus tendon and gracilis tendon from the uninjured leg were used to make two 4-stranded grafts to reconstruct the PCL, and those from the injured leg were used to make two 4-stranded grafts to reconstruct the ACL.

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Purpose: The purpose of this study was to evaluate the results of a sandwich-style posterior cruciate ligament (PCL) reconstruction, namely double-bundle PCL reconstruction with 8 strands of hamstring tendons and remnant preservation.

Methods: Eighteen cases of isolated chronic PCL rupture were reconstructed arthroscopically with 8 strands of autogenous hamstring tendons by way of 2-bundle and 4-tunnel reconstruction, as well as preservation of the remnant between the 2 reconstructed bundles. Quadruple-stranded semitendinosus tendon was used to reconstruct the anterolateral bundle, and quadruple-stranded gracilis tendon was used to reconstruct the posteromedial bundle.

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