The stellate ganglion block (SGB) may be unfamiliar to the vast majority of people, even health care professionals. The stellate ganglion block is a common treatment used by pain physicians for a wide variety of conditions, and its effectiveness in treating certain conditions can be described as surprising. Stellate ganglion is a sympathetic ganglion in the neck, located deep in the neck. Stellate ganglion block by local anesthetic can regulate the body’s autonomic function, improve endocrine function, and regulate immune function, thus maintaining the stability of the body’s internal environment. This method can have effects on all systems of the body, treating a wide spectrum of diseases, simple operation and high safety.
In the course of clinical application, it has been found to be effective for disorders of vegetative nerve function, ischemic cerebrovascular disease, insomnia, allergic rhinitis, sudden deafness, hyperhidrosis, etc. In Japan, stellate ganglion block treatment is more intensively studied and is one of the most commonly used treatments in pain clinics.