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Further development of motion model-based ultrasound localization microscopy (mULM) for the detection of pathological complete response in primary metastatic axillary lymph nodes after neoadjuvant chemotherapy in breast cancer patients (pN+ to ypN0 study) - NosNeg-Trial

Further development of motion model-based ultrasound localization microscopy (mULM) for the detection of pathological complete response in primary metastatic axillary lymph nodes after neoadjuvant chemotherapy in breast cancer patients (pN+ to ypN0 study) - NosNeg-Trial - NosNeg-Trial

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
DRKS
Registry ID
DRKS00033810
Enrollment
50
Registered
2025-08-27
Start date
2026-01-01
Completion date
Unknown
Last updated
2025-10-06

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

Conditions

C50.9

Interventions

Group 1: Erstdiagnose Mammakarzinom mit auffälliger axillärer Sonographie

Sponsors

Uniklinik Aachen, Klinik für Gynäkologie und Geburtsmedizin
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. patients with histologically confirmed primary breast carcinoma (study part A) or histologically confirmed primary node-positive (pN+) breast carcinoma (study part B) regardless of intrinsic subtype 2. signed informed consent form 3. persons who are legally competent and mentally able to follow the instructions of the study personnel

Exclusion criteria

Exclusion criteria: 1. minor age 2. hypersensitivity/allergy to ultrasound contrast medium or its components sulphur hexafluoride, macrogol 4000, colfosceril stearate, 1-(1,2-dipalmitoyl-3-sn-phosphatidyl)glycerol sodium salt palmitic acid 3. right-left shunt 4. signs of cardiovascular instability 5. acute endocarditis 6. artificial heart valves 7. acute systemic inflammation and/or sepsis 8. overactive coagulation status and/or recent thromboembolism 9. end-stage renal or liver disease 10. severe pulmonary hypertension (pulmonary arterial pressure > 90 mmHg) 11. uncontrolled systemic hypertension 12. acute respiratory distress syndrome 13. pregnant women 14. persons who are institutionalized on official or judicial orders 15. persons who are in a dependent or employment relationship with the sponsor or investigator 16. alcohol and drug abuse 17. expected non-compliance

Design outcomes

Primary

MeasureTime frame
Improvement of sonographic sensitivity in preoperative re-evaluation after completion of neoadjuvant chemotherapy

Secondary

MeasureTime frame
Improving the sensitivity of axillary sonography in the initial diagnosis of breast cancer

Countries

Germany

Contacts

Public ContactElmar Stickeler

Uniklinik RWTH Aachen

gynaekologie@ukaachen.de0241 80 0

Outcome results

None listed

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