Patients preparing for an embolization procedure—whether for a fibroid, an AVM, a bleeding vessel, or another condition—often have similar practical questions about what the day of the procedure and recovery will involve. This article answers common questions in general, educational terms; specific instructions always come from the treating physician and care team.
How Should Patients Prepare Before the Procedure?
Preparation instructions vary depending on the specific type of embolization being performed and institutional protocol, but commonly include guidance on fasting before the procedure, adjusting certain medications (particularly blood thinners) under physician direction, and arranging transportation home, since sedation or anesthesia is often used. Patients should always follow the specific pre-procedure instructions provided by their care team rather than general guidance found online.
What Happens During the Procedure Itself?
Most embolization procedures share a general structure, though details vary by target anatomy and embolic material used:
- Vascular access: the physician numbs a small area, usually at the wrist or groin, and inserts a thin catheter into an artery.
- Catheter navigation: using fluoroscopic (real-time X-ray) imaging, the physician guides the catheter to the target blood vessel.
- Diagnostic imaging (angiography): contrast dye is injected to map the relevant vascular anatomy before treatment.
- Embolic delivery: the physician delivers the selected embolic material—coils, particles, or a liquid embolic agent—into the target vessels.
- Confirmation imaging: additional angiography confirms the intended reduction in blood flow before the catheter is removed.
Sedation approaches vary, from local anesthesia with light sedation to general anesthesia, depending on the specific procedure, institution, and patient factors, as determined by the medical team.
What Is Recovery Generally Like?
Recovery experiences vary significantly depending on the type of embolization performed and individual patient factors. Many embolization procedures are performed on an outpatient or short-stay basis, though this depends on the specific procedure and any underlying condition being treated. Common general recovery topics patients discuss with their care team include:
- Expected discomfort at the access site or in the treated area
- Activity restrictions during initial recovery
- Signs that would warrant contacting the care team
- Follow-up imaging or appointments to assess treatment response
Because recovery expectations differ so much by procedure type, patients should rely on the specific instructions provided by their treating physician rather than general information.
When Should Patients Contact Their Care Team After the Procedure?
Physicians typically provide specific guidance on warning signs to watch for after embolization, which can vary by procedure type. Patients should always follow their care team's specific instructions regarding when to seek follow-up care, and should not hesitate to contact their physician's office with questions during recovery.
Frequently Asked Questions
Is embolization performed under general anesthesia?
This depends on the specific procedure and institutional protocol—some embolization procedures use local anesthesia with sedation, while others may involve general anesthesia. The anesthesia approach is determined by the medical team based on the specific procedure and patient factors.
How long is the hospital stay after embolization?
Length of stay varies by procedure type and individual clinical circumstances, ranging from same-day discharge to a longer inpatient stay in some cases. The care team can provide an expected timeline specific to the planned procedure.
Will there be a scar after embolization?
Embolization is typically performed through a small needle puncture rather than a surgical incision, so visible scarring is generally minimal at the access site. Specific expectations can be discussed with the treating physician.
Related INVAMED Resources
- Embolization Products at INVAMED
- LIBRO Non-Adhesive Embolization Agent
- Request Information from INVAMED
Medical Disclaimer: This article is provided for general informational and educational purposes only and does not constitute medical advice, diagnosis, or treatment recommendation. It is not a substitute for consultation with a qualified healthcare professional. Product indications, availability, and regulatory status vary by country. Always refer to the official Instructions for Use (IFU) and consult a licensed physician for guidance specific to your situation. INVAMED devices are intended for use by trained healthcare professionals.