Percutaneous Rupture of Zygapophyseal Joint Cysts

Ullevaal University Hospital26 enrolled

Overview

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

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.

Study Type

INTERVENTIONAL

Allocation

Purpose

TREATMENT

Masking

NONE

Enrollment

Conditions

Zygapophyseal Synovial Joint Cyst

Interventions

Percutaneous zygapophyseal cyst rupturePROCEDURE

Patients will be treated by introducing a 20G spinal needle in the inferior joint recess of the zygapophyseal joint.1 ml of celestone-chronodose,1 ml of Marcain 5 mg/ml and 1-3 ml of contrast media:Omnipaque 240 will be injected until the cyst ruptures.

Eligibility

Sex: ALLMin age: 20 Years

Medical Language ↔ Plain English

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

Locations (1)

Departement of Neuroradiology Oslo university hospital avd Ullevaal

Oslo, Norway

Outcomes

Primary Outcomes

VAS(Visual analogue scale)for extremity pain

Time frame: 1-3 and 12 months after intervention

Secondary Outcomes

Roland-Morris disability index

Time frame: 1-3 and 12 months after intervention

Reduction of cyst size based om T2 MRI

Time frame: 3 and 12 months after intervention

Data from ClinicalTrials.gov

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