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Thrombolysis in high risk patients
J McCall1, F V Gleeson, G McGann
1Department of Radiology, Royal Free Hospital, London.
Clinical Radiology
|May 1, 1992
Summary
Intra-arterial thrombolysis with tissue plasminogen activator is now feasible for high-risk patients, including those with recent surgery or vessel perforation. This approach offers an alternative to amputation in complex cases.
Area of Science:
- Vascular Surgery
- Interventional Radiology
- Thrombolytic Therapy
Background:
- Advancements in minimally invasive techniques and thrombolytic agents have expanded treatment options.
- Traditionally, certain patient factors were considered contraindications for thrombolysis.
- Iatrogenic complications like vessel perforation previously limited therapeutic choices.
Purpose of the Study:
- To evaluate the safety and efficacy of intra-arterial thrombolysis in high-risk patients.
- To explore the use of tissue plasminogen activator in patients with recent vascular surgery or vessel perforation.
- To discuss the potential of thrombolysis in limb salvage when major amputation is the alternative.
Main Methods:
- Retrospective analysis of eight patients undergoing intra-arterial thrombolysis.
- Administration of intra-arterial tissue plasminogen activator.
- Inclusion of patients with recent vascular surgery or iatrogenic vessel perforation.
Main Results:
- Successful thrombolysis was achieved in a cohort of high-risk patients.
- Intra-arterial thrombolysis was utilized despite contraindications such as recent surgery and vessel perforation.
- Limb salvage was achieved in cases where amputation was previously considered.
Conclusions:
- Intra-arterial thrombolysis is a viable option for carefully selected high-risk patients.
- Tissue plasminogen activator can be safely administered in the presence of recent vascular interventions or complications.
- Thrombolysis offers a critical limb-sparing alternative in complex vascular scenarios.