Publications by authors named "Chunxia Xia"

Introduction: Peripheral central venous catheters are common vascular access devices used in patients with tumors. To prevent catheter shedding and displacement, it is essential to use medical adhesives to secure the catheters. Repeated adhesion and removal of medical adhesives can weaken the barrier function of the skin, leading to medical adhesive-related skin injuries (MARSI), which can increase the patients' pain and medical expenses.

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Objective: To investigate the value of computer-aided diagnosis (CAD) system in assessing thyroid nodules concurrent with Hashimoto's thyroiditis (HT).

Methods: Totally 148 patients with 193 thyroid nodules were enrolled. A radiologist assessed the nodules using a thyroid ultrasound CAD system.

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Objective: This study aims to confirm the prevalence of incidental cervical extension of normal thymus in children and adolescents undergoing neck ultrasound and describe the ultrasound appearance to minimize future misdiagnosis.

Materials And Methods: This retrospective study was conducted in a single institution. Thyroid and lower neck ultrasound images of the consecutive pediatric subjects between January 1, 2011 and September 30, 2017 were independently reviewed by 2 radiologists for the presence of cervical thymus.

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Objectives: To document the changing trends of abnormal cervical lymph nodes (LNs) in patients with papillary thyroid carcinoma (PTC) who had serial follow-up ultrasound (US) scans after surgery and to determine how these node abnormalities progress in real time.

Methods: Ultrasound findings from 568 consecutive patients with PTC who were monitored postoperatively were reviewed. Abnormal LNs were classified as either suspicious or indeterminate according to the European Thyroid Association guidelines.

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Purpose: The aim of the study is to investigate the feasibility of ultrasound strain imaging (USI) in assessing magnitude and symmetry of false vocal folds (FVF) deformation as a quantitative marker for estimating FVF movement.

Methods: From October 2016 to July 2017, we performed USI of FVF in 44 adults [33 healthy controls and 11 subjects with unilateral vocal fold motion impairment (VFMI), 17 men and 27 women, mean age 43 years]. Real time ultrasound data of FVF in different configuration (abduction and adduction) was acquired through transcutaneous anterior-mid neck.

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Article Synopsis
  • The study aimed to validate the echogenicity (brightness on ultrasound) of normal parathyroid glands during thyroid surgery using intraoperative ultrasound (US).
  • In 13 patients, 23 parathyroid glands were scanned, showing that 91.3% appeared bright and oval, while a larger group assessed with routine US showed similar findings in 90.5% of glands.
  • The research concluded that normal parathyroid glands show consistent echogenicity in imaging, and some parathyroid abnormalities exhibit identifiable residual tissue on ultrasound, which can be confirmed via histopathology.
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Objectives: The aim of the study was to investigate the feasibility of using ultrasound shear wave elastography to quantify mechanical properties and movement symmetry of false vocal folds positioned in adduction and abduction.

Methods: We prospectively measured the shear wave velocity (SWV) within the bilateral false vocal folds in 10 healthy adults using acoustic radiation force impulse imaging. From a transcutaneous approach at the level of thyroid cartilage, 5 SWV measurements were obtained within each side of the false vocal folds twice in adduction and again in abduction for each participant.

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Article Synopsis
  • Infantile desmoid fibromatosis is a rare, benign condition characterized by fibrous tissue growth in the postcricoid area, often leading to surgical challenges due to its tendency to recur and local infiltration.
  • A 4-year-old boy with hoarseness and snoring for 2-4 years underwent ultrasound, revealing a lesion that affected laryngeal mobility, ultimately leading to a diagnosis made via surgery and histopathology.
  • Following a local excision to alleviate airway narrowing, the boy experienced improvement in symptoms, but a residual lesion remained stable on follow-up imaging; ultrasonography is recommended as a useful non-radiative imaging tool alongside other methods for managing similar conditions.
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The objective of the study was to compare the efficacy of three bowel preparation regimens for transabdominal colon ultrasonography. A total of 192 consecutive patients were given one of three regimens (senna, magnesium sulfate or polyethylene glycol electrolyte powder) before ultrasonographic examinations. The cleaning grade (I = emptying; II = filled or filled + empty; III = I or II with some retention; and IV = retention [grades I and II were termed "qualified"]) and cleaning range (A = all seven colon sections were qualified; B = four to six sections were qualified; C = three or less sections were qualified) were evaluated retrospectively.

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Aim: To assess the value of ultrasonography (US) in evaluation of proximal gastric accommodation disorder in patients with functional dyspepsia (FD).

Methods: Between April 2011 and March 2012, 45 patients with FD and 27 healthy volunteers were enrolled in this study. Two-dimensional ultrasound (2DUS) and 3-dimensional ultrasound (3DUS) were performed sequentially to measure proximal gastric area (PGA), maximal proximal gastric diameter (MPGD), and proximal gastric volume (PGV).

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Objectives: To evaluate the role of contrast-enhanced transrectal ultrasonography (CE-TRUS) for detecting prostate carcinoma.

Methods: Sixty-five patients with elevated serum prostate-specific antigen (PSA) and/or abnormal digital rectal examination (DRE) were assessed using transrectal ultrasound (TRUS) and CE-TRUS. In all the patients, CE-TRUS was performed with intravenous injection of contrast agent (SonoVue, 2.

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