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Long-Term Outcomes of Spontaneous Isolated Superior Mesenteric Artery Dissection
Hirono Satokawa1, Shinya Takase1, Hiroki Wakamatsu1
1Department of Cardiovascular Surgery, Fukushima Medical University, School of Medicine, Fukushima, Fukushima, Japan.
Annals of Vascular Diseases
|January 17, 2020
Summary
Spontaneous isolated dissection of the superior mesenteric artery (SMAD) often requires conservative management. Invasive procedures are rarely needed, and most patients experience good long-term outcomes with this approach.
Area of Science:
- Vascular Surgery
- Interventional Cardiology
- Gastroenterology
Background:
- Spontaneous isolated dissection of the superior mesenteric artery (SMAD) is a rare condition with limited understanding of optimal treatment strategies.
- Current literature lacks comprehensive data on the long-term outcomes of various management approaches for SMAD.
Purpose of the Study:
- To retrospectively analyze patient data to elucidate effective treatment strategies for SMAD.
- To evaluate the long-term follow-up outcomes for patients diagnosed with SMAD.
Main Methods:
- Retrospective analysis of 30 patients diagnosed with SMAD.
- Review of treatment modalities including conservative management, stent deployment, and surgical reconstruction.
- Assessment of vascular events and patient prognosis during follow-up.
Main Results:
- Only two patients required invasive management (stent deployment and surgical reconstruction) due to severe symptoms.
- 27 patients were successfully managed conservatively.
- Low incidence of vascular events (renal infarction, graft occlusion) observed during a mean follow-up of 69 months.
Conclusions:
- Most patients with SMAD can be safely and effectively treated with conservative management.
- Invasive interventions for SMAD are indicated only in a small subset of patients with severe symptoms.
- SMAD generally exhibits a good prognosis with conservative treatment, necessitating a tailored approach to patient care.
