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Anatomical basis for a successful upper limb sympathectomy in the thoracoscopic era.

In this clinico-anatomical study, factors potentially responsible for unsuccessful upper limb sympathectomy (ULS) by the thoracoscopic route were evaluated. This study comprised two subsets: 1) in the clinical subset, 25 patients (n = 50 sides) underwent bilateral second thoracic ganglionectomy for palmar hyperhidrosis, and factors predisposing to unsuccessful ULS were identified; and 2) in the anatomical subset, the neural connections of the first and second intercostal spaces were bilaterally dissected in 22 adult cadavers (22 right, 21 left; n = 43 sides). Alternate neural pathways (ANP) were noted in 9 of 50 sides in the 25 clinical cases (18%). In three asthenic patients (5 sides), fascia overlying the longus colli muscle mimicked the sympathetic chain. The right superior intercostal vein (SIV) was located anterior to the second thoracic ganglion in 6 of 50 sides (12%) and predisposed to troublesome bleeding in 2 of 50 cases; the SIV was posterior to the ganglion in 19 of 50 sides (38%), posing no technical problem. On the left, the SIV was noted outside the field of dissection in all but one case. A successful outcome to sympathectomy was noted in all 25 patients. A spectrum of sympathetic contributions to the first thoracic ventral ramus for the first intercostal space was noted in 37 of 43 anatomical cases (86%). These were categorized according to the arrangements of the intrathoracic ramus between the second intercostal nerve and the first thoracic ventral ramus. The cervicothoracic ganglion (37/43 cases; 86%) and an independent inferior cervical ganglion (6/43 cases; 14%) were always located above the second rib. The second thoracic ganglion was consistently located in the second intercostal space. This study demonstrates that ANPs have little clinical significance when a second thoracic ganglionectomy is undertaken. Technical failures may be avoided if the surgeon is mindful of anatomical variations at surgery.

Adult↗

Sweating dysfunction in Parkinson's disease.

We sought to determine the prevalence and nature of sweating disturbances in patients with Parkinson's disease (PD), and investigated their correlation with other clinical features and with Quality of Life (QoL) measures. A questionnaire on symptoms and consequences of sweating dysfunction was completed by 77 consecutive outpatients, from three movement disorder clinics, and 40 controls. QoL was assessed using the disease-specific Parkinson's Disease Questionnaire (PDQ)-39 and generic EuroQoL (EQ)-5D rating scales. Patients also underwent a clinical examination, including assessment with the Unified Parkinson's Disease Rating Scale and the Hoehn and Yahr staging system. Sweating disturbances, either hypohidrosis or in particular, hyperhidrosis, were reported by 64% of patients and by 12.5% of controls (P < 0.005) and were often localised or asymmetric. Complaints of sweating disturbances were not correlated with disease severity, but did correlate with other symptoms of autonomic dysfunction. Sweating problems occurred predominantly in off periods and in on periods with dyskinesias. Sweating disturbances were not correlated with overall QoL scores, but we did observe a significant correlation with the pain dimension of the PDQ-39 and the visual analogue scale of the EQ-5D. Furthermore, many patients reported physical, social, and emotional impairment due to sweating. Sweating disturbances are common and distressing symptoms of PD that are related mainly to autonomic dysfunction, off periods, and dyskinesias.

Aged↗

Significant improvement of stiff-person syndrome after paraspinal injection of botulinum toxin A.

Following several months of low back pain, a 36-year-old man developed progressive stiffness of the abdominal, low back, and thigh muscles. On examination, these muscles demonstrated marked hypertonia consistent with the clinical diagnosis of stiff-person syndrome. The patient demonstrated increased lumbar lordosis and had focal hyperhidrosis at different sites. Electromyography showed continuous activity of the paraspinal and thigh muscles, and serum and cerebrospinal fluid antibodies to glutamic acid decarboxylase (GAD) were markedly elevated. Diazepam and Lioresal offered partial pain relief. Paraspinal muscle administration of botulinum toxin A reduced the tone of paraspinal and thigh muscles significantly and resulted in marked improvement of ambulation and cessation of pain.

Adult↗

Functional applications of suction-assisted lipectomy: a new treatment for old disorders.

Ever since the introduction of suction-assisted lipectomy in the United States in 1981, the technique has been applied to an increasing number of disorders of the subcutaneous tissues. Indeed, suction-assisted lipectomy has evolved into the method of choice in the treatment of certain pathological entities. While the extraction of lipomas is the most common functional application, suction-assisted lipectomy has also been used successfully to treat such conditions as gynecomastia, axillary hyperhidrosis, benign symmetric lipomatosis (Madelung's disease), congenital body asymmetry, congenital or acquired lymphedema, flap defatting, traumatic or postoperative hematomas, and fat necrosis. We have successfully treated patients presenting with the above disorders. No morbidities or mortalities were encountered in our series of 18 patients. The final results were considered favorable by the majority of patients. Acceptance by the patients of this treatment modality was extremely high because of the smaller incisions required, the exactness in contouring, the simple and minimal postoperative care needed, and the ease with which the procedure can be repeated to refine the results. A comprehensive review of the literature is presented along with our own patient management and long-term results.

Adult↗

Outpatient endoscopic thoracic sympathectomy using 2-mm instruments.

BACKGROUND: For a long time it has been known that sympathectomy is an effective treatment for hyperhidrosis and other conditions. The surgical options available until recently usually have required thoracotomy or large posterior incisions, and physicians generally have been reluctant to recommend surgery for most patients with "benign" disorders. Recently, thoracoscopic techniques have allowed surgeons to offer these patients a permanent solution with minimal surgical trauma. METHODS: In 20 patients, 30 endoscopic thoracic sympathectomies (ETS) were performed for several indications. Nine patients had bilateral sympathectomies. The procedures were performed on the day of admission, with the patient under general anesthesia using double lumen endotracheal intubation and hand temperature monitoring. Each lung was reinflated on completion of the sympathectomy, and residual pneumothorax aspirated before closure of the incisions. No placement of chest tubes was performed in the operating room. RESULTS: All sympathectomies were completed thoracoscopically. There were no major complications, and 90% of the patients were discharged within 24 hours of admission. The average operative time was 69 min. CONCLUSIONS: Findings from this study show that ETS is a safe and effective procedure that can be performed routinely on an outpatient basis. The use of miniendoscopic (2-mm) instrumentation is safe and effective in most patients and a helpful adjunct in providing these patients with minimally traumatic surgery. Long-term results should be evaluated on the basis of specific indications for sympathectomy.

Adolescent↗

[Modification and optimization of tap water iontophoresis].

Tap water iontophoresis is the therapy of choice in hyperhidrosis palmoplantaris. Therapeutic regimens, however, vary greatly. The aim of the present study was to develop an optimized therapeutic scheme. The main methodologic parameters subjected to systematic experimental study included the effects of current polarity, the duration of a single treatment session, the addition of electrolytes to the tap water and the treatment interval during maintenance therapy. The following procedure is proposed. During the initial phase, treatments are carried out three times weekly for 10 min each time. The anode is kept on one extremity until normhidrosis is reached on this extremity. Then, polarity is changed until sweating is reduced to normal on the other extremity (constant polarity). In the subsequent maintenance phase, patients are treated at intervals of 6-8 days for 10 min each time. Polarity is switched from treatment to treatment (alternating polarity). Plain tap water is used without additives.

Adolescent↗

[Botulinum toxin A in dermatology].

Based on its unique botulinum toxin is referred to as the most poisonous poison. Its specific inhibition of the acetyl-cholin-dependent neuromuscular transmission is used by ophthalmologists and neurologists for the relaxation of spastic or dystonic muscles, preferably in muscle groups in the head and neck area. Analogously, it is being used by dermatologists to remove facial wrinkles by paralyzing mimic muscles which account for mechanically induced wrinkling. Apart from this purely cosmetic use, botulinum toxin has gained recent attention in dermatology as a potent treatment modality for circumscribed hyperhidrosis.

Botulinum Toxins, Type A↗

[Blocking secretion of exocrine glands in the head-neck area by administration of botulinum toxin A. Therapy of a rare disease picture].

BACKGROUND: Hypersecretion disorders of the exocrine glands of the head and neck area are a therapeutic problem in the field of otorhinolaryngology. In the present study, we demonstrate the effectiveness of local injections of botulinum toxin A to block secretions of exocrine glands of the head and neck area. PATIENTS AND METHODS: Four patients suffering from hypersecretion disorders received local injections of botulinum toxin A. Two patients suffered from disorders of the salivary glands: one presented an idiopathic hypersialorrhea and another a salivary fistula after parotidectomy. A third patient suffered from epiphora and a further patient presented severe hyperhidrosis on the pilose head region. In a retrospective clinical study, the outcome of therapy was evaluated by clinical examination and chemical parameters. RESULTS: Clear blocking of secretion in the treated glands could be demonstrated in all four cases. Possible side effects of the treatment could not be observed. CONCLUSIONS: The present study was able to demonstrate a clear blocking of secretion of the exocrine glands of the head and neck region through botulinum toxin A, offering an improvement in therapy especially for the innovative indication of blocking the salivary glands of the head.

Adult↗

Histologic findings in axillary hydradenosuction.

Liposuction or its modifications have become accepted therapy for hyperhidrosis. During the nearly 20 years since its introduction, the actual anatomic removal of sweat glands has not been investigated. In this study, three patients underwent axillary liposuction and histologic examination of the aspirates. Apocrine sweat glands embedded in adipose tissue were found throughout the crosscuts. These results prove that the therapeutic effects are at least partially attributable to removal of glandular tissue.

Adult↗

A thoracoscopic view of the nerve of Kuntz.

The nerve of Kuntz and alternate neural pathways (ANPs) have long been considered crucial for upper limb sympathetic supply. However, at thoracoscopy, these structures are neither consistently identified nor searched for. This is probably reflective of the effectiveness of an isolated second thoracic ganglionectomy for upper limb sympathectomy. We present the case of a 19-year-old male who underwent a second thoracic ganglionectomy for palmar hyperhidrosis. On the left side, approximately 2.5 cm lateral to the typically located sympathetic chain, a filamentous structure (one-quarter the diameter of the sympathetic chain), identified as the nerve of Kuntz, was noted coursing across the neck of the second rib.

Adult↗

Simultaneous vs staged bilateral video-assisted thoracoscopic surgery.

It is generally thought that simultaneous bilateral chest surgery carries a high morbidity. We reviewed the results of simultaneous (under one anesthesia) vs staged bilateral video-assisted thoracoscopic surgery (VATS) from a single institution over a 35-month period. From September 1992 to July 1995, we performed simultaneous bilateral VATS on 37 patients (31 males, six females, age ranging from 15 to 55 years) with spontaneous pneumothorax (20) for bleb resections and pleurodesis; thoracodorsal sympathectomy (12) for palmar hyperhidrosis and vasospastic disease; and metastatic sarcomas (five) for wedge lung resections. During the same period, nine patients with metachronous bilateral spontaneous pneumothorax had staged procedures, as did two with digital ischemic ulcers for sympathectomy and three with metastatic pulmonary osteosarcomas for resection. Mean postoperative hospital stays in days for the simultaneous groups were 3.3 for spontaneous pneumothorax, 2.1 for sympathectomy, and 1.5 for wedge resection, compared to 2.9, 2.5, and 2.2 for the staged groups, respectively (p > 0.05 by Mann-Whitney U tests). Likewise, pain assessment by visual analogue scale as well as analgesic requirement showed no significant difference between the simultaneous and the staged groups. We conclude that simultaneous VATS is not associated with increased morbidity or prolonged hospital stay compared to the staged counterparts and provides an attractive alternative to the median sternotomy, bilateral posterolateral thoracotomy, or transternal (clam-shell) thoracotomy for selected cases of simultaneous bilateral lung surgery.

Adolescent↗

Two cases with pachydermoperiostosis and discussion of tamoxifen citrate treatment for arthralgia.

Idiopathic hypertrophic osteoarthropathy is a rare syndrome, characterized by clubbing, progressive enlargement of the joints, coarse facial features suggesting acromegaly, palmoplantar hyperhidrosis, fibrous covering at the ends of long bones (periostosis), and acro-osteolysis. It is a self-limiting condition but arthralgia may be as severe as limiting social life and activity, and it is the main complaint to be treated. We report on two siblings with pachydermoperiostosis (PDP), one of whom had arthralgia. Although several drugs have been used, we used tamoxifen for his arthralgia and his complaint disappeared. To the best of our knowledge, this is the second case treated by tamoxifen reported in the literature.

Adolescent↗

Intramedullary spinal cord gangliocytoma: case report and a review of the literature.

We present a case of intramedullary spinal gangliocytoma in a 19-year-old woman who presented with a long history of hyperhidrosis of the face and neck areas and intermittent pain of the hands. The tumor involved the cervico-thoracic region of the spinal cord from C7-T3. The patient underwent debulking of the lesion and remains neurologically stable at two years follow-up. A discussion of this case is followed by a review of the literature surrounding this rare clinicopathological entity.

Adult↗

Sequelae of endoscopic sympathetic block.

Endoscopic sympathetic block as a treatment for primary hyperhidrosis is associated with certain sequelae. The reported occurrence of side effects still varies in the literature. As the majority of patients describe sequelae after sympathetic surgery, the frequency and importance of these persisting changes are still underestimated. Patient's informed consent should include and define side effects like gustatory sweating, olfactory sweating and bradycardia as likely, and compensatory sweating as obligatory.

Adaptation, Physiological↗

Relation between hemodynamic changes after endoscopic transthoracic sympathicotomy and the number of sympathetic segments operated.

We examined the relation between hemodynamic changes after endoscopic transthoracic sympathicotomy (ETS) and the number of sympathetic segment operated. Cardiac functional indices using echocardiography and plasma noradrenaline concentration (NOR) were measured before and after ETS in 25 patients with palmar hyperhidrosis. Patients were divided into 2 groups. Group Th2-3 consisted of 16 patients (mean age 28 +/- 8 years),who underwent Th2-3 ETS. Group Th2-4 consisted of 6 patients (mean age 29 +/- 9 years), who underwent Th2-4 ETS. Before ETS, all hemodynamic parameters and NOR were similar between the 2 groups. After ETS, heart rate, systolic, diastolic, and mean blood pressures, rate-pressure product, and NOR decreased,whereas left ventricular end-systolic volume index, cardiac index, and ejection fraction did not change in the 2 groups. Systemic vascular resistance decreased in group Th2-4, whereas it did not change in group Th2-3. Left ventricular end-diastolic volume index and stroke index increased in group Th2-3, whereas it did not change in group Th2-4. After ETS, rate-pressure product, systolic, diastolic, and mean blood pressures in group Th2-4 were smaller than those in group Th2-3, whereas other parameters were similar between the 2 groups. Among percent changes in all hemodynamic parameters and NOR occurring after ETS, only the percent decrease in systolic blood pressure in group Th2-4 was larger than that in group Th2-3 (-15 +/- 12 % vs.-4+/-8%, respectively, p < 0.05). These findings suggest that only the change in blood pressure is related to the difference in the number of sympathetic segment operated.

Adult↗

Variations in dynamic lung compliance during endoscopic thoracic sympathectomy with CO2 insufflation.

Endoscopic thoracic sympathectomy (ETS) is the preferred surgery for treatment of intractable palmar hyperhidrosis (PH). General anesthesia with onelung collapsed ventilation (OLCV) using single-lumen tracheal tube (SLT), is our preferred anesthetic technique for ETS. Intrapleural CO(2) insufflation (capnothorax) was used to ensure lung collapse. The current study examined the effects of capnothorax on dynamic lung compliance (DLC) of the ventilated lung during ETS. After obtaining written informed consent, 10 adult male patients ASA I&II undergoing ETS were studied. Their average age and weight were 25 +/- 7 yr and 67 +/- 8 kg. General anesthesia with SLT and OLCV technique was used. Capnothorax with intrapleural pressure (IPP) of 10 mmHg was initially used, then it was reduced and maintained at 5 mmHg throughout the operation. Anesthesia delivery unit (Datex Ohmeda type A_Elec, Promma, Sweden) was used where airway pressures and DLC were displayed during OLCV. A computer program (SPSS 9.0 for Windows; SPSS Inc., Chicago, IL) was used for statistical analysis of the data obtained. One way analysis of variance (ANOVA) was used for analysis of data before, during and after OLCV. P<0.05 was considered significant. The mean values of the DLC were 52 +/- 6, 30 +/- 3, 39 +/- 5 and 53 +/- 9 ml/cmH(2)O before, during (at 10 and 5 mmHg IPP) and after OLCV respectively with significant differences before and at 10 and 5mmHg IPP. In conclusions, during OLCV and capnothorax for ETS, DLC tends to decrease with increasing of intrapleural CO(2) insufflation pressure. However, in short procedures it has no deleterious postoperative effect. To the best of our knowledge this is the first study performed to investigate DLC changes during OLCV with capnothorax.

Adult↗

Differential effects of surgical sympathetic block at the T2 and T4 level on vasoconstrictor function.

Endoscopic sympathetic block (ESB) is used as a treatment of excessive palmar sweating. In a prospective study we compared the effect of ESB at the level of the second (T2) and fourth thoracic ganglion (T4) on vasoconstriction and sweating of the hands. Sympathetic vasoconstriction was measured by computerassisted infrared thermography following ice water immersion of the hands in 22 hyperhidrosis patients before, two days and 3 months post op. In addition, palmar sweating before and 3 months post op was assessed by sudometry. After ESB the rewarming was accelerated in both T2 and T4 patients, but was significantly slower in the T4 group. Three months postoperatively rewarming had returned to the preoperative pattern in T4 patients but was still significantly faster in the T2 group. These effects were more pronounced in the fingertips than the hand dorsum. Sudomotor function was blocked in all T2 patients but had relapsed in 2 patients in the T4 group. Two T4 patients had not shown an effect on sudomotor function postoperatively. The normalization of rewarming kinetics may be explained by remaining fibers, denervation hypersensitivity or stimulation of catecholamine receptors, or neuronal reorganization. The effect of ESB T4 on sudomotor function has to be proven.

Adult↗

Thoracic sympathectomy: effects on hemodynamics and baroreflex control.

UNLABELLED: Endoscopic thoracic sympathectomy at T2-T4 is an effective and safe treatment for primary axillary and palmar hyperhidrosis and facial blushing refractory to conventional treatment. T2 and T4 ganglia however are in the direct pathway of sympathetic innervation of the heart and part of the vasomotor nerves. In this study we investigate possible changes in steady-state hemodynamics as well as in beat-to-beat cardiovascular control after thoracoscopic sympathectomy of T2-T4. In 12 patients we measured continuously heart rate (HR) and blood pressure (BP) (non-invasively with Finapres) during rest and during deep inspiration, in supine and sitting position as well as during a change from lying to standing. Stroke volume (SV) and total peripheral resistance (TPR) were estimated from the BP recordings by the Modelflow method. Markers for cardiovascular control were obtained from power and cross-spectra of BP and HR. After sympathectomy, only in the sitting position was mean HR decreased, while TPR and BP (diastolic and mean) were lower in the supine as well as sitting positions. SV clearly increased. Low frequency power in HR and BP was significantly decreased, just like the max/min ratio in HR after standing up, indicating a diminished capacity in sympathetic vasomotor control. High frequency power of HR as well as baroreflex sensitivity, both parasympathetic markers, did not change in a statistically significant manner. CONCLUSION: Besides altering steady-state hemodynamics, a thoracic sympathectomy causes relatively small, though measurable changes in cardiovascular control, in particular of peripheral vasomotion.

Adult↗