Cervical Sympathetic Block: Ultrasound

Author(s):  
Samer N. Narouze

To improve the safety of the stellate ganglion block (SGB), the techniques for SGB have evolved over time from the standard blind technique to fluoroscopy and more recently to ultrasound-guided technique. Ultrasound-guided SGB may also improve the safety of the procedure by direct visualization of vascular structures and soft-tissue structures. Accordingly, the risk of vascular and soft-tissue injury may be minimized. Ultrasound guidance will allow direct monitoring of the spread of the injectate and hence may minimize complications such as recurrent laryngeal nerve (RLN) palsy and intrathecal, epidural, or intravascular spread.

2021 ◽  
pp. 45-49
Author(s):  
Kim T. Nguyen

Background: Stellate ganglion block is an option for refractory ventricular tachyarrhythmia. Approaches include using anatomical landmarks or image-guidance with fluoroscopy, computerized tomography, magnetic resonance imaging, or ultrasonography. Case Report: We describe a case of a 70-year-old man with multiple comorbidities presenting with sustained ventricular tachycardia (VT) who received a cervical sympathetic chain block at bedside. This resulted in ablation of his refractory VT and return to a paced rhythm, allowing him to be discharged from the intensive care unit. Conclusion: This case shows the advantages of targeting the cervical sympathetic chain to block the stellate ganglion in a high-risk patient. Doing the procedure under ultrasound guidance allows for real-time visualization with the advantage of being performed at the bedside. Therefore, a cervical sympathetic chain block should be considered for treatment of refractory ventricular arrhythmias. Key words: Cervical sympathetic chain, refractory ventricular tachyarrhythmia, stellate ganglion block, ultrasound guidance


2021 ◽  
Vol 89 (6) ◽  
pp. 975-985
Author(s):  
GHADA F. AL-RAHMAWY, M.D.; ENAS A. ABD AL-MOTELEB, M.D. ◽  
MONA G. EL-EBEIDY, M.D.; MOHAMED A. HAFEZ, M.Sc.

2013 ◽  
Vol 2013 ◽  
pp. 1-3 ◽  
Author(s):  
Harsha Shanthanna

We present this report of a young patient with chronic severe atypical facial pain who was successfully controlled with stellate ganglion block under ultrasound guidance. The patient had a history of severe disabling, unilateral, facial neuropathic pain with minimal response to analgesic medications. Upon assessment the patient had features suggestive of trigeminal neuralgia, although postherpetic neuralgia could not be ruled out. As a diagnostic test intervention, stellate ganglion block was tried under ultrasound guidance. The patient showed significant improvement in pain control and functional disability lasting beyond 10 weeks. Subsequent blocks reinforced the analgesia. Atypical facial pain has several differential diagnoses. The involvement of sympathetic system in its causation or sustenance is uncertain. Stellate ganglion block achieves sympathetic block of cervicofacial structures, and its blockade has been shown to affect chronic pain conditions. Although its mechanism is not clear, one has to consider its possible role in conditions of stress apart from directly controlling the sympathetic activity. There is certainly a role in exploring the potential benefits of stellate ganglion block in such clinical conditions. The technique of stellate block under ultrasound is also described, as it influences the safety and precision of the block.


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