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[Perimesencephalic non-aneurysmal subarachnoid hemorrhage. Case report]
R Zukiel1, S Nowak, R Jankowski
1Katedry i Kliniki Neurochirurgii Akademii Medycznej im. Karola.
Neurologia I Neurochirurgia Polska
|March 26, 1998
Summary
This report details a rare case of perimesencephalic non-aneurysmal subarachnoid hemorrhage in a 54-year-old woman. The patient developed hydrocephalus, requiring a shunt, and potential causes are discussed.
Area of Science:
- Neurology
- Neurosurgery
- Radiology
Background:
- Subarachnoid hemorrhage (SAH) is a critical neurological condition.
- Perimesencephalic non-aneurysmal subarachnoid hemorrhage (PN-SAH) is a specific subtype with distinct diagnostic and management considerations.
- Cerebral angiography is standard for identifying the source of SAH, typically aneurysms.
Observation:
- A 54-year-old woman presented with spontaneous subarachnoid hemorrhage.
- Initial cerebral angiography was negative for aneurysms or other vascular malformations.
- The patient subsequently developed internal hydrocephalus secondary to the hemorrhage.
Findings:
- The case highlights a perimesencephalic non-aneurysmal subarachnoid hemorrhage.
- Management involved the insertion of a ventriculo-atrial shunt to address the hydrocephalus.
- The outcome of the patient and the potential etiologies for this specific type of SAH were evaluated.
Implications:
- This case contributes to the understanding of rare non-aneurysmal subarachnoid hemorrhage presentations.
- It underscores the importance of considering alternative diagnoses and management strategies when initial angiography is negative.
- Further research into the causes of PN-SAH may improve diagnostic accuracy and patient outcomes.