Status:

COMPLETED

Microwave Ablation Combined With Camrelizumab in the Treatment of Early Breast Cancer

Lead Sponsor:

The First Affiliated Hospital with Nanjing Medical University

Collaborating Sponsors:

Jiangsu HengRui Medicine Co., Ltd.

Conditions:

Breast Cancer

Eligibility:

FEMALE

20-65 years

Phase:

PHASE2

Brief Summary

Ablative therapy, as a local treatment modality for tumors, has an immune activating effect. To explore the synergistic effect of microwave ablation combined with PD-1 inhibitors, this prospective, op...

Eligibility Criteria

Inclusion

  • Female.
  • Age 20-65 years.
  • Invasive carcinoma confirmed by core biopsy.
  • Newly diagnosed breast cancer patients, without adjuvant therapy.
  • Imaging findings showed a single breast tumor with a maximum diameter of 3 cm, no distant metastasis, and no invasion of the skin and chest wall.
  • Systematic ultrasound is able to visualize lesions.
  • Surgical treatment was planned.
  • The functional level of major organs must meet the following requirements:
  • blood routine: neutrophil (ANC) ≥ 1.5 × 109/L; platelet count (PLT) ≥ 90 × 109/L; hemoglobin (Hb) ≥ 90 g/L;
  • blood biochemistry: total bilirubin (TBIL) ≤ upper limit of normal (ULN); alanine aminotransferase (ALT) and aspartate aminotransferase (AST) ≤ 1.5 × ULN; alkaline phosphatase ≤ 2.5 × ULN; blood urea nitrogen (BUN) and creatinine (Cr) ≤ 1.5 × ULN;
  • coagulation: international normalized ratio (INR) or prothrombin time (PT) ≤ 1.5 × ULN; activated partial thromboplastin time (APTT) ≤ 1.5 × ULN.
  • Heart: left ventricular ejection fraction (LVEF) ≥ 50% as assessed by echocardiography (ECHO) or multigated acquisition (MUGA).
  • Thyroid function: thyroid stimulating hormone (TSH) ≤ ULN; if abnormal, T3 and T4 levels should be investigated, and normal T3 and T4 levels can be included.
  • Urinalysis: urine protein \< 2 +, if urine protein ≥ 2 +, 24-hour urine protein quantification must show protein ≤ 1 g.
  • Voluntarily participate in this study, sign informed consent, have good compliance and are willing to cooperate with follow-up.

Exclusion

  • Tumor involving skin, ulceration, inflammatory breast cancer patients
  • Fatty breast cancer.
  • Tumors on the deep surface of areolar region
  • KPS score \< 70, or ECOG score \> 2
  • Patients with a history of concomitant collagen connective tissue disease, or any active autoimmune disease or autoimmune disease.
  • Prior radiotherapy or prior use of investigational drugs or other immunosuppressive agents
  • Heart, brain, lung, kidney and other vital organ failure, liver and kidney dysfunction;
  • Uncorrectable severe coagulopathy
  • Patient is pregnant or lactating
  • Poor glycemic control in diabetes
  • Patients with foreign body implantation around the tumor
  • Patients with severe scars on the skin of the treatment area (protruding from the skin surface, width ≥ 1 cm)
  • History of chronic immunosuppression, prior immunotherapy, recent vaccination (\< 4 weeks)
  • Human immunodeficiency virus (HIV) infection, active hepatitis B (hepatitis B indicates antigen positive and HBV DNA ≥ 500 IU/ml), hepatitis C (hepatitis C antibody positive and HCV-RNA above the lower limit of detection of the analytical method).
  • Concurrent medical conditions that, in the judgment of the investigator, would jeopardize the subject's safety, could confound the study results, or affect the subject's completion of this study.

Key Trial Info

Start Date :

March 25 2021

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

April 30 2023

Estimated Enrollment :

60 Patients enrolled

Trial Details

Trial ID

NCT04805736

Start Date

March 25 2021

End Date

April 30 2023

Last Update

January 5 2024

Active Locations (1)

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the First Affiliated Hospital of Nanjing Medical University

Nanjing, Jiangsu, China