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Transcatheter embolization for acute lower gastrointestinal hemorrhage
P T Evangelista1, M J Hallisey
1Connecticut Vascular Institute, Hartford Hospital, 06106, USA.
Summary
Transcatheter embolization effectively treats acute lower gastrointestinal bleeding, achieving high hemostasis rates. Superselective embolization may further reduce complications in patients with lower GI hemorrhage.
Area of Science:
- Interventional Radiology
- Gastroenterology
Background:
- Acute lower gastrointestinal hemorrhage is a significant clinical challenge.
- Transcatheter embolization offers a minimally invasive treatment option.
Purpose of the Study:
- To review the efficacy and safety of transcatheter embolization for acute lower gastrointestinal hemorrhage.
- To evaluate the role of superselective embolization in reducing complications.
Main Methods:
- Retrospective review of 17 patients undergoing superselective transcatheter embolization.
- Clinical follow-up for ischemia or recurrent bleeding (4-60 months).
- Endoscopic or pathological review for 12 patients (1-12 months).
Main Results:
- Immediate hemostasis achieved in 88% of patients.
- Definitive treatment in 76% of cases.
- No intestinal infarction or stricture in successfully embolized patients.
Conclusions:
- Transcatheter embolization is a primary therapy for acute lower gastrointestinal hemorrhage.
- Superselective embolization may improve efficacy and reduce complication rates.