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Blockage under Radiological Control

The possibility of controlling pain by applying a local anesthetic, or aintiinflammatory, makes nerve block an alternative in selected patients.


For the variability in the response, for the difference in the method of the clinicians, and the possibilities to access the treatment, this is a method with great difference in the results and in the publications, but it is evident that 50 to 80% of Patients can benefit from being treated with blockage.


What is Guided Peripherical Lock used for?



Determine the origin of pain (e.g. somatic vs. sympathetic, snowy) or determine the area affected by pain.


When treating the area affects that responds to nerve block. Get the disappearance of pain.



To predict the result of permanent interventions such as infusions, neurolysis or radiofrequency.

Infiltration of the sacroiliac joint is indicated in the treatment of primary or secondary sacroiliac pain due to joint overload.


Figure 1. The black dot visualizes the target where to practice infiltration, the indicated line refers to the back of the joint. 

Figure 2. The needle is seen at the entrance of the sacroiliac joint. The lateral margin of the anterior part of the joint is indicated in white. The black arrows reveal the medial margin of the back of the joint, after injecting the contrast.

Other images of infiltration of the sacroiliac joint

The coxofemoral joint can also be infiltrated, either with hyaluronic acid or with corticosteroids.

Infiltration of the pyramidal muscle is a frequent pathology in what refers to the pain of the buttock irradiated to the lower limb.