Evaluating CT Image Quality with Different Reconstruction Methods

The Impact of Different Scanning Methods and Reconstruction Algorithms on CT Image Quality

Observational Qianfoshan Hospital · NCT06142539

This study is testing if a new way of creating CT images using deep learning can produce better quality images for patients getting low-dose scans compared to those getting standard-dose scans.

Quick facts

Study typeObservational
Enrollment50 (estimated)
Ages18 Years to 100 Years
SexAll
SponsorQianfoshan Hospital Academic / other
Locations1 site (Shandong, Jinan Shandong)
Trial IDNCT06142539 on ClinicalTrials.gov

What this trial studies

This study aims to assess the image quality of deep learning-based image reconstruction (DLIR) in unenhanced abdominal low-dose CT (LDCT) compared to standard-dose CT (SDCT). It involves reconstructing CT images from a phantom using both hybrid iterative reconstruction and DLIR, followed by a detailed evaluation of various image quality metrics. Two patient groups will be analyzed: those undergoing standard-dose CT and those receiving low-dose CT, with a focus on quantitative and qualitative assessments of image quality by radiologists.

Who should consider this trial

Good fit: Ideal candidates for this study are patients scheduled for an unenhanced abdominal CT examination.

Not a fit: Patients who are pregnant or lactating, or those unable to hold their breath during the procedure, may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved image quality in low-dose CT scans, enhancing diagnostic accuracy while minimizing radiation exposure.

How similar studies have performed: Other studies have shown promise in improving image quality with advanced reconstruction techniques, suggesting potential for success in this approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

Abdominal CT examination

Exclusion Criteria:

pregnancy and lactation for women unstable breath holding

Where this trial is running

Shandong, Jinan Shandong

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions CT Examination of the Abdomen
Last reviewed 2026-06-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.