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Related Concept Videos

Pericarditis III: Medical Management01:17

Pericarditis III: Medical Management

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The primary objectives of managing pericarditis are to determine the underlying cause, provide effective therapy for treatment and symptom relief, and promptly detect signs and symptoms of cardiac tamponade. The following outlines the essential aspects of medical management for pericarditis:ObjectivesDetermine the Cause: Identifying the underlying cause of pericarditis is crucial for targeted treatment. Causes include viral infections, autoimmune diseases, post-cardiac injury syndrome, and...
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Aneurysm management involves either conservative medical therapy or surgical intervention, depending on the size and symptoms of the aneurysm. Conservative management is generally reserved for smaller, asymptomatic aneurysms, while larger or symptomatic aneurysms often necessitate surgical repair.Conservative Medical TherapyFor small, asymptomatic aneurysms, particularly abdominal aortic aneurysms (AAA) less than 5.5 centimeters in diameter, conservative medical therapy is recommended. This...
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Related Experiment Video

Updated: May 7, 2026

Visualization of Vascular and Parenchymal Regeneration after 70% Partial Hepatectomy in Normal Mice
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[Surgery for enlarged perivascular spaces: primary experience].

A A Veselkov1, A V Gavryushin1, S A Maryashev1

  • 1Burdenko Neurosurgical Center, Moscow, Russia.

Zhurnal Voprosy Neirokhirurgii Imeni N. N. Burdenko
|April 4, 2025
PubMed
Summary

Microsurgical treatment for enlarged perivascular spaces showed limited effectiveness, with most patients experiencing new or persistent neurological symptoms. Current surgical options for this condition remain unclear.

Keywords:
Virchow-Robin spacesdilated Virchow-Robin spacesdilated perivascular spacespathologically dilated perivascular spacessurgical treatment of dilated perivascular spaces

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Area of Science:

  • Neurology
  • Neurosurgery
  • Vascular Neurology

Background:

  • Perivascular spaces (PVS) are fluid-filled cavities around cerebral and spinal cord vessels.
  • Abnormal PVS enlargement can cause significant neurological deficits.
  • Effective surgical interventions for dilated PVS are currently lacking.

Purpose of the Study:

  • To review literature and present clinical experience on microsurgical treatment of dilated perivascular spaces.
  • To evaluate the efficacy of microsurgical approaches for PVS pathologies.

Main Methods:

  • Literature review of PubMed (2009-2024).
  • Analysis of a small cohort (n=5) of patients undergoing microsurgical treatment.
  • Procedures included microsurgical cystoventriculostomy and cystocysternostomy with biopsy.

Main Results:

  • Microsurgical cystoventriculostomy and cyst drainage demonstrated limited efficacy.
  • Four out of five patients developed new neurological symptoms post-surgery.
  • Pre-existing neurological symptoms showed no significant improvement.

Conclusions:

  • Current microsurgical interventions for dilated perivascular spaces have shown suboptimal outcomes.
  • Cerebrospinal fluid shunting remains the primary surgical approach for PVS with intracranial hypertension.