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Splenic artery aneurysm

Guidelines

Key sources

The following summarized guidelines for the evaluation and management of splenic artery aneurysm are prepared by our editorial team based on guidelines from the European Society for Vascular Surgery (ESVS 2025) and the Society for Vascular Surgery (SVS 2020).
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Diagnostic investigations

Diagnostic imaging: as per ESVS 2025 guidelines, obtain CTA for diagnosis, anatomical characterization, and procedure planning in patients with suspected visceral artery aneurysm.
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  • Screening for other aneurysms

Therapeutic procedures

Indications for repair: as per ESVS 2025 guidelines, perform urgent repair in patients with a symptomatic visceral artery aneurysm, regardless of size and location.
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Specific circumstances

Pregnant patients: as per ESVS 2025 guidelines, consider performing endovascular or open surgical treatment in female patients of childbearing age
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and in pregnant patients with an asymptomatic splenic artery aneurysm, regardless of aneurysm size.
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  • Patients with mycotic aneurysms

Follow-up and surveillance

Surveillance imaging: as per ESVS 2025 guidelines, consider obtaining annual surveillance for the first 3 years and individualized thereafter, preferably with duplex ultrasound and otherwise CTA, in patients with an asymptomatic visceral artery aneurysm with a diameter < 30 mm.
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