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Introduction to Pain Clinic Surgery

1. What is Pain Clinic?

A pain clinic specializes in treating pain. Not only pain in the lower back and shoulders, headache, neuralgia, joint pain, pain in the face and limbs, pain and numbness in the whole body, but also chronic pain and intractable pain that cannot be treated with ordinary painkillers. We will treat the pain caused by shingles and the pain caused by herpes zoster.

There are various options for pain treatment, such as drug therapy, various blocks, rehabilitation, and surgery, but at the pain clinic, based on oral treatment, epidural blocks and various blocks are used in combination. Nerve blocks and trigger point blocks are performed using an ultrasound device (echo) in order to perform them safely and reliably.

2. Diseases treated at the pain clinic

  • Shingles-related pain (pain due to herpes zoster, postherpetic neuralgia)

  • Neck pain (cervical disc herniation, cervical spondylotic radiculopathy, etc.)

  • Lumbar and leg pain (disc herniation, spinal canal stenosis, sciatica, etc.)

  • Lumbar and leg pain after lumbar surgery

  • Shoulder joint pain (frozen shoulder, shoulder periarthritis)

  • chronic pain after trauma

  • trigeminal neuralgia

  • Pain due to peripheral blood flow disorder (arteriosclerosis obliterans, Buerger's disease)

  • pain after stroke

  • cancer pain

3. Treatment

a. Drug therapy
Depending on the symptoms, non-steroidal anti-inflammatory drugs (NSAIDs), acetaminophen, adjuvant analgesics, etc. are used alone or in combination. Oral medicines work differently depending on the person, and because side effects are less likely to occur, starting with small doses may not be effective for the first 1-2 weeks.

b. Nerve block
At the pain clinic, we use an ultrasound device (echo) to safely and reliably perform nerve blocks.
By using echo, it is possible to visualize the spread of nerves, blocking needles to be punctured and the local anesthetic used.
"The location to block changes depending on the location of the pain." Brachial plexus block if your neck, shoulders, or hands hurt.

c. Trigger point block (myofascial release, fascia release, hydro release)
Trigger point blocks are effective for stiff shoulders, lower back pain, and clumsiness in the neck caused by myofascial pain syndrome.
As with nerve blocks, trigger point blocks are performed safely and reliably using an ultrasound device (echo).

First, we use palpation and echo to find the trigger points that cause pain. The fascia near the trigger point is often adhesion (sticking), and it often appears bright (white) on echo. Once you find the trigger point, block it while watching the echo, and peel off the adhesion of the fascia. At the time of peeling, it may be accompanied by strong pain, so please do not hesitate to tell us in that case.
"Depending on the symptoms, it may be necessary to block several places."

 

d. epidural block
An epidural block is an injection performed from the back, in which a local anesthetic is injected into the epidural space, which is located in the spine (backbone), near the spinal cord, to reduce pain.
There is a single epidural block performed on an outpatient basis and a continuous epidural block performed on an inpatient basis.
It is used for herpes zoster-related pain, neck pain, and lower back and leg pain.
A single epidural block can be performed on an outpatient basis, but it will require about an hour of rest.

 

e. Nerve root block
A nerve root block is a block performed at the base of the spinal nerve that exits the spinal canal through the intervertebral foramina.
It is used for neck pain and lower back and leg pain.
We perform cervical nerve root block under ultrasound guidance and lumbar nerve root block under fluoroscopy. Ultrasound and fluoroscopy may be combined if necessary.

 

f. Spinal cord stimulation (SCS)
This is a method of alleviating intractable pain by sending a weak electric current to the spinal cord.
Effective against neuropathic pain and ischemic pain. Spinal cord stimulation therapy is intended to relieve pain and is not a fundamental treatment to remove the cause of pain.
The spinal cord is electrically stimulated by inserting a metal lead (stimulation electrode) into the epidural space near the spinal cord in the spine (backbone). A lead is inserted according to the painful area and electrical stimulation is performed.

4. About herpes zoster (see also the item on herpes zoster vaccine)

Shingles is a very painful disease caused by the varicella-zoster virus.

I think that it is often diagnosed by a dermatologist, but if there is little reduction in pain after that, please visit a pain clinic.        

Five. doctor in charge

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