Lei Chu

ORCID: 0000-0003-0487-9481
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About
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Research Areas
  • Spinal Fractures and Fixation Techniques
  • Spine and Intervertebral Disc Pathology
  • Kidney Stones and Urolithiasis Treatments
  • Pediatric Urology and Nephrology Studies
  • Urticaria and Related Conditions
  • Dermatology and Skin Diseases
  • Ureteral procedures and complications
  • Cervical and Thoracic Myelopathy
  • CAR-T cell therapy research
  • Immune Cell Function and Interaction
  • Prostate Cancer Diagnosis and Treatment
  • Spinal Dysraphism and Malformations
  • Fungal Infections and Studies
  • Immunotherapy and Immune Responses
  • Medical Imaging and Analysis
  • Retinoids in leukemia and cellular processes
  • Psoriasis: Treatment and Pathogenesis
  • Medicine and Dermatology Studies History
  • Medical Image Segmentation Techniques
  • Sexual function and dysfunction studies
  • Gastric Cancer Management and Outcomes
  • Neural Networks and Applications
  • Oral Health Pathology and Treatment
  • Renal and Vascular Pathologies
  • Liver physiology and pathology

Dalian Medical University
2017-2024

Chongqing Medical University
2014-2024

Second Affiliated Hospital of Chongqing Medical University
2017-2024

Institute for Forecasting of the Slovak Academy of Sciences
2023

Cytoskeleton (United States)
2023

Beihang University
2023

Southeast University
2009-2022

Sichuan University
2017-2020

West China Hospital of Sichuan University
2017-2020

Fuyang City People's Hospital
2014

Large stone burden can be treated ureteroscopically, but the treatment often requires more than one procedure. Placement of a preoperative stent may theoretically enhance clearance by dilating ureter to facilitate both access and removal. This study determines impact placement before ureteroscopy on operative time, radiologic clearance, reoperative rates.We retrospectively reviewed records patients who underwent ureteroscopic intervention at our institution from 2002 2008 single surgeon....

10.1089/end.2010.0400 article EN Journal of Endourology 2011-03-09

Precise delineation of hippocampus subfields is crucial for the identification and management various neurological psychiatric disorders. However, segmenting these automatically in routine 3T MRI challenging due to their complex morphology small size, as well limited signal contrast resolution images. This research proposes Syn_SegNet, an end-to-end, multitask joint deep neural network that leverages ultrahigh-field 7T synthesis improve hippocampal subfield segmentation MRI. Our approach...

10.1109/jbhi.2023.3305377 article EN IEEE Journal of Biomedical and Health Informatics 2023-08-15

We report a case of an 87‐year‐old woman who presented with painful erythema her right forearm 10 days after she had been stung by wasp on hand. The lesion rapidly deteriorated during the week before presentation, and treatment antibiotics glucocorticoids did not improve condition. After careful evaluation, we performed cultures from aspiration, morphological genetic analysis bacteria confirmed bacterial infection Nocardia brasiliensis. patient recovered 3 weeks. Primary cutaneous...

10.1111/ced.13086 article EN Clinical and Experimental Dermatology 2017-04-10

Objectives Extranodal NK/T-cell lymphoma is reportedly a rare but emerging type of in adolescents. The present study was performed to specify its imaging characteristics. Methods Our hospital’s picture archiving and communication systems were searched from January 2009 December 2016. We identified 13 patients aged <18 years with pathologically confirmed extranodal the head neck region. computed tomography magnetic resonance images reviewed summarize characteristics Results mean age at...

10.1177/0300060518822406 article EN cc-by-nc Journal of International Medical Research 2019-02-06

In this study, we developed a tumour cell vaccine expressing glycosylphosphatidylinositol (GPI)-anchored IL-21 to test the effect of immunotherapy melanoma in mouse model. The results indicated that was functional, exhibiting delayed growth and prolonging longevity bearing mice. immunotherapeutic associated with decreasing numbers CD4+CD25+ Foxp3+Treg (Tregs) cells, increasing IFN-γ level promoting lymphocyte-infiltration tissues. Overall, our data demonstrate GPI-anchored regulates immune...

10.1111/j.1744-313x.2010.00962.x article EN International Journal of Immunogenetics 2010-08-19

Neural Scene Flow Prior (NSFP) and Fast (FNSF) have shown remarkable adaptability in the context of large out-of-distribution autonomous driving. Despite their success, underlying reasons for astonishing generalization capabilities remain unclear. Our research addresses this gap by examining NSFP through lens uniform stability, revealing that its performance is inversely proportional to number input point clouds. This finding sheds light on NSFP's effectiveness handling large-scale cloud...

10.48550/arxiv.2403.16116 preprint EN arXiv (Cornell University) 2024-03-24

Objective: To describe novel topical application of tranexamic acid for clarity vision in pPECD Method/ Result: 7 patients showed no poor endoscopic vision, the age (35.86±6.09vs 56.25±12.84),HB (157.00±9.18vs 134.61±19.98),HCT (45.20±2.18vs 40.03±5.28) significant difference between other 57 (p<0.001).57patients were treated with bipolar radiofrequency, baseline all difference, proportion osteoporosis stop bleeding success group was less than that failed (9.68% vs 36.42%,p=0.027).Success...

10.15761/jaa.1000105 article EN Clinical Case Reports and Reviews 2017-01-01

This article has been retracted: please see Elsevier Policy on Article Withdrawal (http://www.elsevier.com/locate/withdrawalpolicy). retracted at the request of first author and approval all co-authors. After publication, contacted journal regarding errors affecting statistical analysis: incorrect identification patients in part clinical information biomarker's levels led to conclusions study. The data is lacking experimental verification due loss errors. editor chief accepted retraction....

10.1016/j.ad.2022.02.016 article EN cc-by-nc-nd Actas Dermo-Sifiliográficas 2022-02-08

To explore the value of a radiomics approach based on MRI texture analysis (TA) in identifying intraductal carcinoma prostate gland (IDCP).MRI images 56 patients with pathological proven cancer were analyzed retrospectively, including 31 pure adenocarcinoma and 25 IDCP component lesions. After imaging features lesions analyzed, then enhanced arterial venous phase imported into Omni-Kinetics software for extraction TA region interests' lesion according to T2-weighted imaging. In order set up...

10.12182/20200160101 article EN PubMed 2020-01-01

10.1016/s0090-4295(11)00661-3 article EN Urology 2011-08-01

Abstract Background Percutaneous endoscopic spinal surgery (PESS) was performed for a series of cases with single-level thoracic ossification the posterior longitudinal ligament (T-OPLL). This study to evaluate clinical feasibility and effectiveness percutaneous via transforaminal approach T-OPLL. Methods 15 patients (T-OPLL) were admitted our hospital from October 2016 2019 treated approach. There 7 males 8 females an average age (56.4 ± 8.4) years (range: 41 71 years). Computed tomography...

10.21203/rs.3.rs-30678/v1 preprint EN cc-by Research Square (Research Square) 2020-06-01

El prúrigo nodular (PN), una dermatosis crónica prurítica e hiperplásica, induce respuestas psicológica y fisiológicamente estresantes. Las inducidas por PN en los ejes hipotalámico-pituitario-adrenal hipotalámico-pituitario-gonadal el sistema endocannabinoide son anómalas. En cierta medida, estudios sobre la patogenia de se centran todo sus psicológicas. Hasta fecha no han revelado plenamente las fisiológicas. Investigar fisiológicas a través niveles 5 esteroides 2 endocannabinoides junto...

10.1016/j.ad.2021.10.004 article ES cc-by-nc-nd Actas Dermo-Sifiliográficas 2021-11-01

Objective To evaluate the feasibility, safety, and clinical outcome in patients with cervical spondylotic radiculopathy underwent nerve root decompression using anterior percutaneous endoscopic surgery. Methods Eleven subjects consisting of 6 men 5 women treated from July 2012 to December 2013 were enrolled study. Mean age was 42.1 years (range, 27 63 years). All diagnosed be unilateral single-segment injury involving C3/4 1 case, C4/5 2 cases, C5/6 cases C6/7 cases. Because...

10.3760/cma.j.issn.1001-8050.2015.10.003 article EN Zhonghua chuangshang zazhi 2015-10-15

Objective To investigate the efficacy and advantage of axially loaded position MRI for diagnosis lumbar degenerative disease (LDD). Methods To review 84 patients LDD in Second Affiliated Hospital Chongqing Medical University from November 2013 to October 2014, all were examined by routine psoas relaxed (RPRP) (ALP) MRI. Meanwhile, size dural sac cross-sectional area (DSCA) was recorded. According whether symptom replicable extension with axial loaded, divided into two groups (the...

10.3760/cma.j.issn.2095-7041.2015.04.003 article EN Chin J Anat Clin 2015-08-06

Objective To evaluate the feasibility of transcorporeal percutaneous endoscopic cervical discectomy(TcPECD) in a cadaver study. Methods Four selected fresh adult specimens, 50-70 years old, high-resolution computerized tomography (CT) data were collected before operating for tunnel design. Decompression levels (from C3/4 to C6/7) was used by approach each specimen. A puncture needle advanced into target vertebra between vascular sheath and tracheoesophagus under fluoroscopic guidance....

10.3760/cma.j.issn.2095-7041.2015.01.007 article EN Chin J Anat Clin 2015-02-06
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