761 results found

Cam Hong, Nhung Nguyen, Quynh Ngo, Tram Nguyen, Ngoc Nguyen, Tu Doan

Background Anatomical changes associated with tooth loss may alter the morphology and dimensions of the nasopalatine canal, potentially affecting implant planning. However, comparative evidence betwee...

BMC Oral Health 2026-04-23 rs-9187671
nasopalatine canal incisive canal cone-beam computed tomography edentulous maxilla dental implants

shaofei xu, Jiazheng Li, Ziqi Li, Yuxuan Cai, Junlai Zhao, Rongrong Zhu, Maokun Li, weiwei Wu

Background: Pulmonary embolism (PE) remains a major cause of morbidity and mortality in critical care, yet traditional diagnostic methods face limitations, especially in critically ill patients. This ...

Critical Care 2026-04-23 rs-9270053
Electrical impedance tomography Pulmonary embolism Frequency-domain band-pass filtering Pulsatility method Risk stratification Embolus location

Ying Guo, Lei Yang, Tengyang Wang, Wan Feng, tingliang liu, Li Zhao, Xiaofeng Guo, Wei Ji

Background Recurrence after pediatric catheter ablation often reflects limited lesion durability. The SmartTouch Surround Flow (STSF) contact‑force–sensing, open‑irrigated catheter is designed to prov...

European Journal of Pediatrics 2026-04-23 rs-9249424
Pediatrics Arrhythmia Catheter ablation Multicenter

Shuoping Zhang, Weina Li, Pengcheng Xu, Weijia Cheng, Shuaifeng Zhou, Shujuan Ma, Jian Hu, Ge Lin, Fei Gong

Purpose What is the risk of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) contamination in reproductive specimens from patients infected during controlled ovarian stimulation?Methods Th...

Journal of Assisted Reproduction and Genetics 2026-04-23 rs-9366972
SARS-CoV-2 Follicular fluid Cumulus cells Spermatozoa Seminal plasma Nested RT-PCR

Debin Xiong Xiong, Kun Tan Tan, Yiliyaer Wumaierjiang Wumaierjiang, Aierbanjiang Shali Shali, Aihemaitijiang Yusufu Yusufu

Background To quantitatively evaluate bone mineralization following bifocal (BF), trifocal (TF), tetrafocal (TBT), and pentafocal (PBT) bone transport using the pixel value ratio (PVR), and to compare...

BMC Musculoskeletal Disorders 2026-04-23 rs-9126256
Distraction osteogenesis Pixel value ratio Bone defect Bone regeneration

Wei Chen, Wenhua Xie, Jing Jin, Yifang Cao, Li Guo, Linfeng Lu, Yanqin Gu, Siyu Lei, Wei Zhu, Yi He

Background Transurethral resection of bladder tumor (TURBT) is the standard treatment for non-muscle-invasive bladder cancer (NMIBC), but the high rates of residual tumor and recurrence remain major c...

World Journal of Surgical Oncology 2026-04-23 rs-9223803
UroCAD bladder cancer TURBT chromosomal instability recurrence

Tao Qin, Wenlong Huang, Changwei Yang, Tianming Lu, Jun Wang, Jie Chen, Linke Lu, Linli Chen, Tianyu Yan, Tingting Qian, Hao Yang, Defa Huang, Minghong Zhao

Objective To delineate the distinct immunometabolic perturbations in HIV-associated acute exacerbation of chronic obstructive pulmonary disease (HIV-AECOPD) and to identify circulating biomarkers pred...

BMC Infectious Diseases 2026-04-23 rs-9109705
HIV AECOPD CRP Biomarker Immune Dysregulation Prognosis

Lin Chen, Yue Lu, Panpan Qi, Zhonglin Yang, Dongjiang Tang

The detection of circulating tumor cells (CTCs) is crucial for cancer management but remains challenging due to their rarity and heterogeneity. Alkaline phosphatase (AP) activity, particularly from ca...

Scientific Reports 2026-04-23 rs-8846023
Alkaline Phosphatase Activity Circulating Tumor-Related Materials BG2 Aptamer TKI Resistance Tumor Burden

Wenyan Jian, Ruojin Yao, Yanhua Zhao, Mi Pei, Wenjing Yong, Gang Chen, Yimei Fu, Ronghui Tang, Fuyan Tan, Dewei Guo

Background Predicting the need for early postnatal surgery in severe fetal unilateral hydronephrosis remains challenging. Traditional fetal urinary electrolyte thresholds, derived from end-stage renal...

BMC Pregnancy and Childbirth 2026-04-23 rs-9343823
unilateral hydronephrosis fetal pyelocentesis fetal urine electrolytes fetal renal severity index principal component analysis anteroposterior diameter

Yunpeng Xu

Vertebra instance segmentation from computed tomography (CT) images is a fundamental and critical task in clinical practice, serving as the basis for various spinal-related applications such as verteb...

BMC Medical Imaging 2026-04-23 rs-9166033
Vertebra instance segmentation Topology consistency Multi-branch network Spine CT VerSe’20 dataset
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