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Anterior abdominal wall pathologies detected by high-frequency annular array

H Ishida1, K Konno, Y Hamashima

  • 1First Department of Internal Medicine, Akita University, School of Medicine, 1-1-1 Hondo, Akita City, Japan.

European Journal of Ultrasound : Official Journal of the European Federation of Societies for Ultrasound in Medicine and Biology
|August 13, 1998
PubMed
Summary

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High-frequency annular array ultrasound significantly improves the detection of anterior abdominal wall pathologies compared to conventional ultrasound. This advanced imaging technique aids in identifying small but clinically important lesions, enhancing patient management.

Area of Science:

  • Radiology
  • Medical Imaging
  • Ultrasound Technology

Background:

  • Conventional ultrasound (US) has limitations in detecting subtle pathologies of the anterior abdominal wall.
  • The anterior abdominal wall harbors diverse pathologies, including tumors, fistulas, and hernias, requiring accurate diagnosis.

Purpose of the Study:

  • To evaluate the diagnostic value of high-frequency (HF) annular array ultrasound in detecting anterior abdominal wall pathologies.
  • To compare the efficacy of HF annular array US with conventional medium-frequency US for these lesions.

Main Methods:

  • A high-frequency (7.5-10 MHz) annular array ultrasound examination was performed on 1850 patients.
  • Pathological lesions identified by HF annular US were compared with findings from conventional medium-frequency (3.5-3.75 MHz) US.

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Main Results:

  • HF annular US detected pathological lesions in 37 patients, including metastasis, tumors, lymphoma, hematoma, fistula, hernia, and abscess.
  • Conventional US detected these lesions in only 21.6% of cases (8 out of 37).
  • HF annular US altered clinical management in 51.4% of cases (19 out of 37), particularly for tumors and fistulas.

Conclusions:

  • The addition of HF annular array US to conventional examinations significantly enhances the detectability of anterior abdominal wall pathologies.
  • This advanced US modality is crucial for identifying small, clinically significant lesions, leading to improved patient care and management strategies.