Your sympathetic nerves run down the front of your spine outside your spinal column.
The dorsal root ganglion is the area of a spinal nerve that connects the nerves to your spine. This area sends impulses from nerves to your spinal cord.
An epidural anaesthetic involves injecting local anaesthetic into an area called the epidural space near your spinal cord.
An epidural is a type of pain-killing injection given by an anaesthetist.
During lumbar discectomy a surgeon will remove the herniated portion of a disc relieving the pressure on nearby nerves. The procedure is often performed with minimal invasion and often referred to as microdiscectomy.
A lumbar sympathetic block is an injection of local anesthetic into or around the sympathetic nerves.
Your parotid glands are salivary glands located just in front of your ear.
Spinal decompression is a type of back surgery used to release trapped nerves in the lower (lumbar) spine.
Spinal anaesthetic, also known as a spinal block, is administered by injecting drugs into an area called the subarachnoid space near the spinal cord. Spinal anaesthesia can be used while you are awake or in combination with sedation or general anaesthetic.
A facet joint injection involves injecting local anaesthetics and sometimes steroids into or around a facet joint. The local anaesthetics numb the nerves to the facet joint to give pain relief. The steroids reduce inflammation and may make the pain relief last longer.