Percutaneous Rupture of Zygapophyseal Joint Cysts

Condition(s) targeted: Zygapophyseal Synovial Cyst

Intervention: Percutaneous zygapophyseal cyst rupture (Procedure)

Phase: Phase 2

Status: Recruiting

Sponsored by: Ullevaal University Hospital

Official(s) and/or principal investigator(s):
Øivind Gjertsen, Md, Msc, Principal Investigator, Affiliation: Oslo University Hospital

Overall contact:
Øivind Gjertsen, MD, Msc, Phone: +4792663236, Ext: +47, Email: gjei@uus.no

Lumbar zygapophyseal joint cysts can cause lower extremity radiculopathy. These cysts can be cured by a minimally invasive technique: percutaneous cyst distention and rupture

Official title: Percutaneous Rupture of Zygapophyseal Joint Cysts

Study design: Treatment, Non-Randomized, Open Label, Uncontrolled, Single Group Assignment, Safety/Efficacy Study

Primary outcome: VAS(Visual analogue scale)for extremity pain

Secondary outcome:

Roland-Morris disability index

Reduction of cyst size based om T2 MRI

Detailed description: Lumbar zygapophyseal joint cysts can cause lower extremity radiculopathy. These cysts can be cured by a minimally invasive technique: percutaneous cyst distention and rupture.

30 patient with lower extremity radiculopathy caused by lumbar zygapophyseal joint cysts will be included in the study.

Minimum age: 20 Years. Maximum age: N/A. Gender(s): Both.

Criteria:

Inclusion Criteria:

- Patients with lumbar zygapophyseal joint cyst and compression of a spinal nerve root

with lower extremity radiculopathy proven by MRI.

Exclusion Criteria:

- Infection, uncontrollable bleeding disorder

Øivind Gjertsen, MD, Msc, Phone: +4792663236, Ext: +47, Email: gjei@uus.no

Departement of Neuroradiology Oslo university hospital avd Ullevaal, Oslo 0407, Norway; Recruiting

Starting date: January 2009
Ending date: January 2012
Last updated: February 4, 2009