Percutaneous intralesional therapeutic agent injection
Direct injection of a therapeutic agent into a tumor under image guidance.
The information below is provided for general educational purposes only. It describes the procedure in general terms and may not apply to your specific situation. Only your interventional radiologist can provide you with personalized information adapted to your case.
What does this intervention involve?
Background and indications
Certain experimental or targeted anticancer treatments can be injected directly into a tumor to maximize local concentration while limiting systemic side effects. This includes local immunotherapy agents or oncolytic viral therapies.
Benefits
Maximum treatment concentration at the tumor site with reduced general side effects.
Procedure
Under local anesthesia and ultrasound or CT guidance, a needle is introduced into the tumor and the therapeutic agent is injected. Multiple sessions may be needed.
Risks
Risks depend on tumor location and the agent used (local reaction, bleeding, infection).
Recovery and follow-up
Same-day discharge is generally possible. Follow-up is defined by the treatment protocol.
Practical information
Local anesthesia. Outpatient procedure (return home the same day).
This information does not replace a medical consultation. Each procedure is adapted to the patient's individual situation. Your doctor will explain the specific details, expected benefits and potential risks during your consultation.
Doctors and centers/departments performing this intervention
2 doctors
Dr Vincent DUROUS
Radiologue interventionnelAnnecy, Argonay
Dr Nicolas VILLARD
Radiologue interventionnelLausanne