• The Korean Journal of Pain
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• v.8 no.1
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• pp.139-143
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• 1995

Hyperhidrosis is the state of abnormal sweating on the palm, sole and axillary region. The main treatment of hyperhidrosis are surgical sympathectomy and a thoracic sympathetic ganglion block with neurolytics. Among them, a thoracic sympathetic ganglion block is used in pain clinic for the treatment of hyperhidrosis. I have successfully performed a thoracic sympathetic ganglion block on a 21 year old female patients with pure alcohol. I concluded that the thoracic sympathetic ganglion block was one of the most effective treatment of hyperhidrosis.

• The Korean Journal of Pain
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• v.6 no.2
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• pp.258-260
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• 1993

We experienced a rare case of erection failure which developed after unilateral lumbar sympathetic block. A 43 year old male patient suffering from reflex sympathetic dystrophy, which had developed after multiple communitted fracture of the right ankle, underwent right lumbar sympathetic block with 99.9% alcohol. The effectiveness of the lumbar sympathetic block was evaluated by monitoring the clinical symptoms, signs and temperature changes by digital infrared thermographic imaging. Postoperatively, the temperature of the affected side limb rose about $2^{\circ}C$, but the patient's conditions gradually returned to normal. Ten days after the operation the patient complainted of difficulty in achieving an erection. The patient was examined by a urologst without much results. The patient gradually recovered his ability to achieve an erection approximately 5 weeks after the lumbar sympathetic block.

• The Korean Journal of Pain
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• v.18 no.2
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• pp.161-164
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• 2005

Background: Chemical lumbar sympathetic ganglion block could potentially be used to treat plantar hyperhidrosis; therefore, we analyzed the outcome of lumbar sympathetic ganglion block using alcohol for the treatment of plantar hyperhidrosis. Methods: Between March 1992 and June 2003, 356 patients with plantar hyperhidrosis underwent lumbar sympathetic ganglion block using alcohol. All 356 patients were followed up for 2 years and the results evaluated. There were 185 and 171 male and female patients, respectively, with a mean age of 25.1 years, ranging from 15.3 to 56.5 years old. Lumbar sympathetic ganglion block using alcohol was performed with fluoroscopic guidance under local anesthesia. Results: The recurrence rate after 2 years was 34%. Compensatory hyperhidrosis, ejaculation failure, lower back pain and genitofemoral neuritis developed as complications in 132, 4, 12 and 2 patients, respectively. Of the 356 patients, 65% were satisfied. Conclusions: Lumbar sympathetic ganglion block using alcohol is an effective and safe method for the treatment of plantar hyperhidrosis, but more information about the complications and relatively high recurrence rates should be provided to the patient.

• The Korean Journal of Pain
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• v.9 no.1
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• pp.114-119
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• 1996

Buerger's disease is a nonatherosclerogic occlusive inflammatory disease of medium and small arteries, and veins, of unknown cause. It occurs predominantly in young males who are habitual tabacco users. These patients often complain of painful ulcerations of their digits. The care of this disease is very difficult when the treatment is delayed. Consequently, early treatments are most important to patients with Buerger's disease. This disease can be treated with sympathetic block such as stellate ganglion block for upper extremities and lumbar epidural block, and lumbar sympathetic block for lower extremities. Intravascular regional sympathetic block can be another method of treatment. However, discontinuation of smoking is the most basic and essential treatment for Buerger's disease. We treated 43 Buerger's disease patients with stellate ganglion block and laser therapy. The treatment was not effective for three patients who definitely required amputation.

• The Korean Journal of Pain
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• v.7 no.2
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• pp.217-221
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• 1994

Percutaneous neurolysis of upper thoracic sympathetic ganglion was performed in 40 patients by simultaneously injecting 3 ml of pure alcohol into the T2 and T3 levels after 3 ml of injection of local anesthetic agent on the same sites. Using a skin temperature probe, finger tip temperatures were measured on the index finger ipsilateral to the nerve block before block, 15 and 30 minutes after test block, and 30 minutes after alcohol block. Alcohol block was performed immediately after 30 minutes test block. Finger tip temperatures obtained at 30 minutes post alcohol block and test block and the differences in the temperatures measured before and 30 minutes after alcohol block were shown to be statistically important as potential indicators for prediciting long term outcome of therapy for palmar hyperhidrosis using this technique. These results demonstrate that the palmar temperature monitoring method is sufficiently sensitive to predict the outcome of nerve block during and after thoracic sympathetic ganglion block.

• Journal of Korean Neurosurgical Society
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• v.56 no.1
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• pp.66-70
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• 2014

Sympathetic dysfunction is one of the possible complications of anterior spine surgery; however, it has been underestimated as a cause of complications. We report two successful experiences of treating severe dysesthetic pain occurring after anterior spine surgery, by performing a sympathetic block. The first patient experienced a burning and stabbing pain in the contralateral upper extremity of approach side used in anterior cervical discectomy and fusion, and underwent a stellate ganglion block with a significant relief of his pain. The second patient complained of a cold sensation and severe unexpected pain in the lower extremity of the contralateral side after anterior lumbar interbody fusion and was treated with lumbar sympathetic block. We aimed to describe sympathetically maintained pain as one of the important causes of early postoperative pain and the treatment option chosen for these cases in detail.

• The Korean Journal of Pain
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• v.14 no.1
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• pp.26-31
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• 2001

Background: Sympathetic blocks with local anesthetics are used to differentiate sympathetically- maintained pain (SMP) from sympathetically-independent pain (SIP). However, systemic lidocaine is also used in the management of neuropathic pain. Therefore, there may be possibility of a false positive response in relieving their pain by systemic absorption of lidocaine following a diagnostic sympathetic block in patients with SIP. In this study, we measured the plasma lidocaine concentrations after a stellate ganglion block (SGB) using three volumes of 1% lidocaine. Methods: This prospective, crossover study was performed in 3 patients who experience sudden hearing loss and in 4 volunteers. Each person received SGB three times using three different volumes (6 ml, 12 ml and 16 ml) of 1% lidocaine at one week intervals. SGB was performed using a 23 G butterfly needle via a paratracheal approach by two persons. Two ml of venous blood was obtained from a prepared contra-lateral sided venous route at 1, 3, 5, 7, 10, 20 and 60 min after SGB. Plasma lidocaine level was analyzed by immunoassay. Results: Mean plasma lidocaine concentrations correlated well with the volumes of 1% lidocaine used in SGB; larger volumes showed higher concentrations (P < 0.01). Mean peak plasma concentrations were $1.08{\pm}0.18$ in 6 ml, $1.90{\pm}0.47$ in the 12 ml and $2.74{\pm}0.67{\mu}g/ml$ in the 16 ml groups (P < 0.01). The mean time to reach peak plasma concentration was not significantly different between the three groups. Conclusions: The peak plasma lidocaine concentrations in SGB using large volume were found to be similar to that of IV lidocaine infusion in the management of neuropathic pain. These data suggest that diagnostic sympathetic block may result in many false positive responses for SMP. Part of its effect may be related to systemic local anesthetic absorption and not to a sympathetic block. Therefore, physicians may be required to use optimal volumes and minimal concentration of local anesthetic in diagnostic sympathetic block procedures and also make a careful assessment of the performance of a permanent sympathetic block.

• The Korean Journal of Pain
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• v.23 no.1
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• pp.11-17
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• 2010

Background: The target of lumbar sympathetic ganglion block is the anterolateral surface of the L2, 3 and 4 vertebral bodies, where the lumbar sympathetic ganglion usually lies. In most cases, a block-needle is inserted approximately 5-8 cm lateral to spinous process on the skin and directed to the anterolateral surface of vertebral body obliquely. The purpose of this study is to determine the safe entry angle and entry point in Korean by using the abdominal CT scan images. Methods: The abdominal CT images of eighty five patients were recruited to this study. The minimal angle aimed at the lumbar sympathetic ganglion that can pass through the lateral aspect of body and maximal angle that avoids puncturing the kidney, ureter or retroperitoneal space were measured. The distance from midline to skin entry point was also measured. Results: There was no significant difference in entry angle among L2, 3, and 4 level. The entry angle was similar in the right and left side, and in males and females. The entry angle of old age group was significantly smaller than that of young age group. The calculated safe entry angle was $30.5{\pm}0.4^{\circ}$ and entry point was $7.7{\pm}0.2\;cm$ and $6.7{\pm}0.1\;cm$ lateral from midline in males and females respectively. Conclusions: These measurements can be used as a reference for lumbar sympathetic ganglion block and radiofrequency lesioning. Prior to performing the lumbar sympathetic ganglion block for cancer patients, the abdominal CT scan should be reviewed to prevent complications.

• The Korean Journal of Pain
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• v.5 no.1
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• pp.103-107
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• 1992

Thoracic sympathetic ganglion block was not applied routinely because of high incidence of complication such as pneumothorax. We successfully managed a patient with sternal pain and a patient with scapular pain by thoracic sympathetic ganglion block. We concluded that thoracic sympathetic ganglion block was an effective treatment for intractable cancer pain. However precise anatomical knowledgement is essential.

• The Korean Journal of Pain
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• v.9 no.1
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• pp.94-97
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• 1996

Two hundred and eighty eight patients suffering from excessive sweating of palms, soles and axillae etc., visited our Neuro-Pain clinic from November 1991 to March 1996. The sex ratio was 1:1.2. the third decade of age was the major age group. the onset time of hyperhidrosis was prepubertal period (in 95.1% of them). the provocative factors fo excessive sweating were tension and stress from interpersonal relationship. they had the family history (30.9%) and the past history treated with herb medication (56.9%), medicine (30.6%), operation (1.4%), and no treatment (39.6%). We treated 113 patients by sympathetic ganglion block with pure alcohol. the average times of thoracic sympathetic ganglion block were 2.1 (left), 2.4 (right) and those of lumbar sympathetic ganglion block were 1.2 (left), 1.6 (right). Average admission period was 14.7 days. Recurrence rare was 7.1%. Most longstanding effective period was 45 months. We conclude from our results that sympathetic ganglion block is one of the most effective treatments for hyperhidrosis owing to its simple technique and low recurrence rate.