Evaluation of dynamic changes of lung metastases with Deep learn-based Ultra-low-dose CT

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2400086349

Enrollment

Unknown

Registered

2024-06-28

Start date

2024-07-01

Completion date

Unknown

Last updated

2024-07-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

lung metastasis

Interventions

Gold Standard:Clinical control dose CT

Index test:Deep learning reconstruction (DLR)-based ultra-low-dose (ULD) CT

Eligibility

Sex/Gender

All

Age

18 Years to 70 Years

Inclusion criteria

Inclusion criteria: (1) Voluntary signed informed consent; (2) Age: 18-70 years old; (3) Patients with a standardized diagnosis of lung metastases according to the Clinical Diagnosis and Treatment Strategy for Metastatic Tumors of the Lungs, with a life expectancy of >1 year and a PS score of =2; (4) Receiving standardized anti-tumor therapy; (5) Receive routine dose CT and ultra-low dose CT examination.

Exclusion criteria

Exclusion criteria: (1) Presence of carcinomatous lymphovascular spread in the lungs or co-infection with poorly recognized margins of the lesion; (2) Unsatisfactory CT images (severe artifacts, etc.).

Design outcomes

Primary

Measure	Time frame
volume;Imaging histologic features;Accuracy ;Sensitivity ;Sensitivity ;	—

Secondary

Measure	Time frame
Clarity ;Radiation dosage;	—

Countries

China

Contacts

Public ContactMingzhu Liang

the Fifth Affiliated hospital of Sun Yat-sen University

liangmzh5@mail.sysu.edu.cn+86 137 9897 4827

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026