Ruptured A3 segment aneurysm in a patient with neurofibromatosis type 1: a case report and literature review - Report - MDSpire

Ruptured A3 segment aneurysm in a patient with neurofibromatosis type 1: a case report and literature review

  • By

  • Fang Xue

  • Fei Xie

  • Jianqiang Hao

  • Sen He

  • June 25, 2026

  • 0 min

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Clinical Report: A3 Segment Aneurysm Rupture in a Neurofibromatosis Type 1 Patient

Background

Neurofibromatosis type 1 (NF1) is a genetic disorder that can lead to various complications, including vasculopathy and intracranial aneurysms. The occurrence of NF1 alongside a ruptured distal anterior cerebral artery aneurysm and moyamoya syndrome is exceedingly rare. Understanding the management of such complex cerebrovascular conditions is crucial for improving patient outcomes.

Data Highlights

No numerical data or trial data was provided in the article.

Key Findings

  • A 44-year-old man with NF1 presented with a ruptured A3 segment aneurysm.
  • Endovascular coil embolization was chosen due to the aneurysm's location and the patient's condition.
  • The procedure achieved complete occlusion of the aneurysm with preservation of the parent artery.
  • Long-term follow-up showed durable occlusion but progression of moyamoya syndrome and a new aneurysm.
  • Indefinite vascular surveillance is recommended for patients with NF1-related cerebrovascular complications.

Clinical Implications

Endovascular coil embolization can be a safe and effective first-line treatment for ruptured distal ACA aneurysms in NF1 patients. Continuous monitoring is essential due to the potential for new lesions despite successful treatment of existing aneurysms.

Conclusion

This case highlights the complexities of managing cerebrovascular disease in NF1 patients and the necessity for ongoing surveillance and a multidisciplinary approach.

Related Resources & Content

  1. Frontiers | Ruptured A3 segment aneurysm in a patient with neurofibromatosis type 1: a case report and literature review
  2. 2023 Guideline for the Management of Patients With Aneurysmal Subarachnoid Hemorrhage: A Guideline From the American Heart Association/American Stroke Association
  3. International subarachnoid aneurysm trial (ISAT) of neurosurgical clipping versus endovascular coiling in 2143 patients with ruptured intracranial aneurysms
  4. Multiple intracranial aneurysms: An international consensus statement
  5. Frontiers in Medicine — Diagnosis and treatment of neurofibromatosis type 1 with malignant transformation and multiple gastrointestinal stromal tumors: a case report and literature review
  6. Frontiers in Oncology — Case Report: Primary sciatic leiomyosarcoma in a patient with neurofibromatosis type 1
  7. phoenix children's medical connection — Cerebral Vasculopathy in Neurofibromatosis Type 1: An Under-Recognized Problem?
  8. Journal of Neuro-Oncology — Clinical presentation and prognostic indicators in 100 adults and children with neurofibromatosis 1 associated non-optic pathway brain gliomas
  9. Cerebral Vasculopathy in Neurofibromatosis Type 1: An Under-Recognized Problem?
  10. 2023 Guideline for the Management of Patients With Aneurysmal Subarachnoid Hemorrhage: A Guideline From the American Heart Association/American Stroke Association
  11. International subarachnoid aneurysm trial (ISAT) of neurosurgical clipping versus endovascular coiling in 2143 patients with ruptured intracranial aneurysms: a randomised comparison of effects on survival, dependency, seizures, rebleeding, subgroups, and aneurysm occlusion - ScienceDirect
  12. Multiple intracranial aneurysms: An international consensus statement - ScienceDirect
  13. Frontiers | Ruptured A3 segment aneurysm in a patient with neurofibromatosis type 1: a case report and literature review
  14. Diagnosis and management of adult Moyamoya angiopathy: An overview of guideline recommendations and identification of future research directions - Nicola Rifino, Dominique Hervè, Francesco Acerbi, Satoshi Kuroda, Giuseppe Lanzino, Peter Vajkoczy, Anna Bersano, 2025
  15. Chinese expert consensus on the treatment and diagnosis of moyamoya disease and moyamoya syndrome (2024)
  16. Frontiers | Treatment and outcome analysis of patients with ruptured distal anterior cerebral artery aneurysms: a multicenter real-world study
  17. Efficacy of endovascular treatment for distal anterior cerebral artery aneurysms: A multicenter observational study - ScienceDirect
  18. Endovascular Treatment of Distal Anterior Cerebral Artery Aneurysms: Single-Center Experience and a Systematic Review - PMC

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