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Subpial intracranial hemorrhage

Last edited: 4/23/2026

Overview

Subpial intracranial hemorrhage refers to bleeding within the subpial space, often observed in the context of neurosurgical procedures, particularly when it occurs at sites distant from the surgical intervention. This type of hemorrhage can be associated with underlying coagulopathies, such as factor XIII deficiency, which may predispose patients to postoperative complications 1.

Diagnosis

  • Clinical Presentation: Symptoms may include neurological deficits, headache, and altered mental status post-surgery.
  • Imaging: MRI or CT scans are essential for identifying the location and extent of hemorrhage.
  • Coagulation Profile: Assessment of factor XIII levels is crucial, especially in cases of remote postoperative bleeding 1.
  • Management

  • Factor XIII Replacement: For identified factor XIII deficiency, replacement therapy with factor XIII concentrate is recommended 1.
  • Surgical Intervention: In cases of significant hemorrhage causing mass effect, surgical evacuation may be necessary.
  • Supportive Care: Includes intensive care monitoring, management of intracranial pressure, and supportive neurological care.
  • Special Populations

  • Elderly Patients: Increased risk due to potential comorbidities and altered coagulation profiles; factor assessments are particularly important 1.
  • Key Recommendations

  • Evaluate factor XIII levels in patients experiencing remote postoperative intracranial hemorrhage following neurosurgery to identify potential coagulopathy (Evidence: Moderate 1).
  • Administer factor XIII concentrate replacement therapy for confirmed deficiencies to prevent further bleeding (Evidence: Weak 1).
  • Consider surgical intervention for patients with significant subpial hemorrhage causing neurological deterioration (Evidence: Expert opinion 1).
  • References

    1 Vrettou CS, Stavrinou LC, Halikias S, Kyriakopoulou M, Kollias S, Stranjalis G et al.. Factor XIII deficiency as a potential cause of supratentorial haemorrhage after posterior fossa surgery. Acta neurochirurgica 2010. link

    Original source

    1. [1]
      Factor XIII deficiency as a potential cause of supratentorial haemorrhage after posterior fossa surgery.Vrettou CS, Stavrinou LC, Halikias S, Kyriakopoulou M, Kollias S, Stranjalis G et al. Acta neurochirurgica (2010)

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