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At least 235 records · Page 13Linked to original sources

Use of functional electrical stimulation to augment traditional orthopaedic surgery in children with cerebral palsy.

The purpose of this study was to compare the functional outcomes of traditional lower extremity orthopaedic surgery to more limited surgery augmented with functional electrical stimulation (FES) applied while walking. Seventeen ambulatory children with cerebral palsy participated in this prospective pretest-posttest control group study. The surgical group (nine subjects) underwent traditional orthopaedic procedures. The FES group (eight subjects) underwent placement of percutaneous intramuscular FES electrodes and limited orthopaedic surgical procedures. Postoperatively, they were provided with an FES home walking program. One year after intervention, all children (combined data) showed improvements in passive range of motion, gait spatiotemporal parameters, and gross motor function (P < 0.05). No differences were seen between groups before or after intervention. The FES group underwent 4.5 fewer ablative procedures per child than the surgical group. These results suggest that FES in combination with more limited surgery may provide similar functional gains with fewer ablative procedures than traditional orthopaedic surgery.

Cerebral Palsy↗

Effects of early postoperative complications and the location of trephined block on long-term intraocular pressure control after trabeculectomy.

BACKGROUND: Complications of trabeculectomy in eyes with primary open-angle glaucoma (POAG) and exfoliation glaucoma (EG) were compared. The effects of complications and the location of the trephined tissue block on the long-term success were evaluated. METHODS: One hundred thirty-eight consecutive eyes with POAG or EG of patients over 40 years of age operated on by one surgeon by trabeculectomy without using antimetabolites were analyzed retrospectively. Early postoperative complications and any additional postoperative procedures were recorded and related to the final outcome. In 118 eyes the location of the trephined tissue block was defined in a light microscopic study as anterior or posterior. The success rates in these two groups were determined by Kaplan-Meier survival curves, and the complication rates were compared. RESULTS: Postoperative complications were equally common in POAG and EG, except for hyphema, which was significantly more common in EG than in POAG. Of the early complications, only insufficient filtration at the end of the 1st postoperative month was significantly associated with failure in the long term. The location of trabeculectomy did not significantly affect the early postoperative complications or the long-term success. CONCLUSIONS: Early postoperative complications after trabeculectomy were common, but the only significant predictor of failure was increased intraocular pressure at the end of the 1st postoperative month.

Adult↗

[Adult mitral and tricuspid valve regurgitation due to patent ductus arteriosus combined with atrial fibrillation; report of a case].

73-year-old female with mitral and tricuspid valve regurgitation due to patent ductus arteriosus (PDA) with atrial fibrillation (AF) was reported. The patient was admitted for dyspnea on effort. She was diagnosed as mitral and tricuspid valve regurgitation due to PDA with AF by transthoracic echocardiography. She underwent mitral valve plasty (quadrangular resection of prolapsed posterior leaflet and annuloplasty with Duran flexible-ring 25 mm), tricuspid annuloplasty (De Vega annuloplasty), PDA direct closure and radiofrequency modified maze procedure. Postoperative echocardiogram showed good mitral and tricuspid valve function. He recovered well after the operation and was discharged in stable sinus rhythm.

Aged↗

The vectorcardiogram in infants undergoing arterial switch repair.

Twenty-five patients with transposition of the great arteries underwent primary arterial switch repair between July 1985 to October 1986. Twenty infants had intact ventricular septum or small ventricular septal defect while 5 infants also had moderate or large ventricular septal defects. Median age of switch repair was 2.9 weeks in those with small ventricular septal defect or intact septum and 7.6 weeks in those with significant defects. Vectorcardiograms were performed weekly preoperatively and then up to 4 to 6 months postoperatively. Cardiac catheterisation was performed preoperatively. Correlation between a left-to-right ventricular pressure ratio of more or less than 0.7 was made with a vectorcardiogram taken near cardiac catheterization. Preoperative vectorcardiograms in patients with essentially intact ventricular septum showed normal maximal spatial voltages in 60 and 65% (left and right) although 70% had clockwise horizontal loops. There was poor correlation between maximal spatial voltages and loops of the vectorcardiogram with the left-to-right ventricular pressure ratio at catheterization. Three of 5 patients with large ventricular septal defects had decreased left maximal spatial voltages or clockwise loops preoperatively. This suggests low left ventricular pressure ratio but at catheterization all had elevated pressure ratios. Despite decreased left maximal spatial voltages or clockwise horizontal loops in many patients in both groups, all survived the arterial switch procedure. Postoperatively, the vectorcardiogram normalized in those with essentially intact septum within a mean of 4 weeks but took longer in the others. The vectorcardiogram is unreliable in assessing suitability for the arterial switch procedure in the first 3 months of life.(ABSTRACT TRUNCATED AT 250 WORDS)

Blood Pressure↗

Laparoscopic colorectal surgery: A five-year experience.

OBJECTIVE: The aim of this study was to assess the feasibility and outcome of 300 laparoscopic colorectal procedures performed within 5 years for both benign and malignant disorders. The specific purpose was to identify the impact of the learning curve on reducing morbidity and on improving the outcome of laparoscopic colorectal surgery. PATIENTS AND METHODS: All cases were divided into 3 groups: the first 100, the second 100 and the third 100 procedures were analyzed. Statistical analysis was performed by Student's t test and chi2 test. RESULTS: The laparoscopic procedure had to be converted to open surgery in 22 cases (mean conversion rate 7.3%). Thus, a total of 278 procedures could be performed laparoscopically. The mean major complication rate was 8.6%, minor complications occurred in 9.7%. The overall morbidity rate was 18.3%. In 44 cases, laparoscopic resections were performed for the cure of colorectal malignancy. The mean lymph node harvest was 12.8 nodes, no port-site recurrence was documented at a mean follow-up of 22 months. Analyzing our 5-year experience, the incidence of conversion showed a decline from 8.0% (1st and 2nd 100) to 6.0% in the last 100 procedures (p > 0.05). The major complication rate was significantly decreased from 15 to 6.0% (1st vs. 2nd 100) and was 5.0% in the 3rd group. The minor complication rate, overall morbidity rate and laparotomy rate have also been reduced (p > 0.05). The duration of surgery was shortened from 251.4 to 213.5 min (1st vs. 2nd 100, p < 0.05) and was 196.9 min in the last 100 procedures. Postoperative hospital stay was decreased from 16.3 to 14.3 days (1st 100 vs. 2nd 100, p > 0.05) and could be shortened to 11.2 days (2nd vs. 3rd 100, p < 0.05). CONCLUSION: With increasing experience, laparoscopic colorectal surgery can be performed with reduced morbidity and improved outcome. To evaluate the role of laparoscopic colorectal procedures, particularly for the cure of malignancy, prospective randomized trials are necessary.

Adolescent↗

Postoperative intussusception in children with enterostomy.

Postoperative intussusception (POI) is an uncommon but important cause of postoperative intestinal obstruction. We describe three cases of intussusception, which developed after major abdominal surgery. Two of the patients were premature newborns whose conditions were complicated by necrotizing enterocolitis and accepted ostomy. The other case involved a patient with Hirschsprung's disease who had had a previous colostomy and accepted Duhamel pull through procedure. Postoperative intussusception is a rare complication of pediatric abdominal surgery and may occur in premature infants. The ostomy may be the predisposing factor of these patients.

Diagnosis, Differential↗

Colorectal complications following cardiac surgery. Six-year experience.

PURPOSE: This study was undertaken to assess colorectal complications following cardiopulmonary bypass surgery. METHOD: This is a retrospective review of 5,801 patients who underwent 5,801 cardiopulmonary bypass procedures from 1985 to 1991. Patients were evaluated for type of bypass procedure, postoperative colorectal complications, age, sex, bypass time, aortic cross-clamp time, elective vs. emergency cases, uses of intra-aortic balloon pump, perioperative hypotension, and use of vasopressors. Statistical analysis was performed using chi-squared analysis and Student's t-test. RESULTS: Nineteen of the 5,801 patients developed 19 colorectal complications, a prevalence of 0.3 percent for the initial hospital stay following bypass surgery. Mortality in those with complications was 37 percent (7/19). Of the 19 complications, 9 (47 percent) followed coronary artery bypass grafting, whereas 10 (53 percent) followed valve replacement or combined coronary artery bypass grafting with other cardiac procedures. Five (26 percent) of the complications followed emergency cases, whereas 14 (74 percent) followed elective cases. Average age of those with complications was 69.8 years, compared with 63.2 years for those without complications. Average aortic cross-clamp time for those with complications was 71 +/- 25 minutes; pump time was 106 +/- 34 minutes. That was significantly higher than in those without complications. Nine (47 percent) patients with complications required vasopressors during the perioperative period, whereas eight (42 percent) suffered prolonged hypotension (systolic blood pressure, < 90 mmHg). CONCLUSIONS: It appears that increased age, valve replacement, or combined cardiac procedures, emergency procedures, and prolonged aortic cross-clamp and bypass pump times are risk factors for development of colorectal complications. Hypoperfusion, as suggested by prolonged pump times, clamp times, and emergency procedures may be a possible cause for development of colorectal complications.

Aged↗

Aqueous shunt devices compared with trabeculectomy with Mitomycin-C for children in the first two years of life.

PURPOSE: To compare the outcomes of children 24 months of age or younger treated with aqueous shunt devices or with mitomycin-C (MMC) trabeculectomy. DESIGN: Retrospective, age-matched, comparative case series. METHODS: Forty-six eyes of 32 patients with mean age of 7.0 +/- 5.1 month (range, 1 to 22 months) and uncontrolled glaucoma, which received an aqueous shunt device (Ahmed glaucoma valve or Baerveldt implant), compared with 24 eyes of 19 patients with mean age of 5.3 +/- 4.8 months (range, 0.5 to 24 months), which received an MMC trabeculectomy. Surgical success was defined as intraocular pressure < 23 mm Hg on maximal glaucoma medication, no further glaucoma surgery performed or recommended, no devastating complication, and stable ocular dimensions (axial length and corneal diameter). RESULTS: Cumulative probabilities of success were 87% +/- 5.0% for the aqueous shunt group compared with 36% +/- 8.0% success in the trabeculectomy group at 12 months and 53% +/- 12% in the aqueous shunt group compared with 19% +/- 7% in the trabeculectomy group at 72 months (chi(2) of 23.5, P <.0001). Aqueous shunt implantation was associated with significantly more postoperative complications requiring a return to the operating room (21 of 46 eyes, 45.7%) compared with trabeculectomy with MMC (3 of 24 eyes, 12.5%, P =.0074). The most common postoperative procedure in the aqueous shunt group was tube repositioning, performed in 16 of 46 eyes (34.8%). CONCLUSIONS: Aqueous shunt implantation offers a significantly greater chance of successful glaucoma control in the first 2 years of life, compared with trabeculectomy with MMC. However, the enhanced success with aqueous shunt devices is associated with a higher likelihood of postoperative complications requiring surgical revision, most commonly tube repositioning.

Antibiotics, Antineoplastic↗

Open repair of paraesophageal hernia: reassessment of subjective and objective outcomes.

BACKGROUND: Surgical repair of paraesophageal hernias (PEH) remains a challenging operation. Increasing numbers of patients are undergoing laparoscopic repair. This series provides an up-to-date benchmark of the results of open repair of PEH to compare with current laparoscopic series. METHODS: All patients undergoing surgical repair of PEH by a single surgeon between April 1996 and November 2001 were included. Follow-up included postoperative SF-36 survey and objective reassessment (barium swallow or endoscopy) at a mean of 29.8 months. RESULTS: Seventy-two consecutive patients (mean age, 68.7 years) presented with large PEH. Presenting symptoms included heartburn (60%), dysphagia (43%), chest pain (42%), anemia (39%), and dyspnea (32%). Surgical treatment involved transabdominal open repair including sac excision, crural closure (primary closure 98.6%), and antireflux procedure (Hill procedure, 96%; Nissen fundoplication, 4%). No patient required a Collis procedure. Postoperative assessment (subjective, 97%; objective, 88%) was prospective. Median operative length was 155 minutes. Median length of stay was 4.5 days (range, 3 to 12 days). Postoperative complications occurred in 17 of 72 patients (23.6%), but no patient sustained intraoperative or postoperative visceral injuries. In-hospital and 30-day mortality was zero. Heartburn and dysphagia symptom scores demonstrated significant improvement (p < 0.001). Postoperative SF-36 scores demonstrated levels better than the general population (six of eight categories) and better than the age-matched population (eight of eight categories). Objective follow-up demonstrated recurrent hernias in 11 patients (18%). Most of these recurrences (73%) were less than 2-cm sliding hernias, and no patients required revisional surgery. CONCLUSIONS: The results of open repair of PEH have continued to evolve in the same time that has seen the introduction of laparoscopic PEH repairs. Results with the open approach in the modern era can provide excellent outcomes, which are comparable to and in some measures exceed those obtained with the laparoscopic approach.

Aged↗

Simultaneous colorectal and liver resections for synchronous colorectal metastases.

BACKGROUND: The surgical strategy for the treatment of colorectal cancer and synchronous hepatic metastases remains controversial. Many surgeons fear anastomotic leakage and intraperitoneal abscesses when performing a one-step procedure. They prefer a two-step procedure with a liver resection 2 to 3 months after resection of the colorectal primary lesion. SUBJECTS AND METHODS: We analysed medical records from April 1994 to April 2002 for a total of 42 patients with colorectal cancer and synchronous liver metastases who underwent simultaneous liver and colorectal resections with a primary anastomosis. Special attention was paid to data on surgical procedures, postoperative morbidity, and mortality. RESULTS: Forty-two patients, 24 men and 18 women, were studied. Median operating time was 6.50 hours (3.75-11.0 hours), and median blood loss was 1522 ml (range 288 to 5650 ml). Postoperative complications included pleural effusion in 4 patients, ileus in 3, anastomotic leakage in 2, intraperitoneal pelvic abscesses in 1, pneumonia in 1, bile leakage in 1, atelectasis in 1, and wound infection in 1. There was no perioperative mortality. CONCLUSION: Simultaneous colorectal resection with a primary anastomosis and hepatectomy for synchronous liver metastases is considered a safe procedure.

Adult↗

[Myocardial revascularization interventions].

UNLABELLED: Elective coronary artery bypass surgery (CABG) can be performed with low operative mortality. There is a controversial discussion whether short- and long-term results of CABG can justify this procedure even in elderly patients. MATERIAL AND METHODS: We retrospectively evaluated the clinical profile, operative procedure, postoperative short- and long-term results of 1127 patients over 70 years of age who underwent myocardial revascularization between January 1985 and December 1996. RESULTS: Mean age was 73.9 years. In 1996, septuagenarians represented 21.5% of our operated coronary patients, when compared with 6.4% in 1985. Analysis of risk factors showed an increasing prevalence of renal failure, obesity, hyperuricemia and a history of smoking. Preoperatively 87% of our patients were in NYHA-class III and IV. The percentage of emergent operations decreased over the observed period by 10.3%. Internal mammary artery was used with increasing frequency (44.8% in 1985-92 vs. 61.5% in 1993-96). The number of simultaneous valve replacements increased, too. Postoperatively, we noted rising incidence of respiratory failure (17.1%) and neurological disorders (13.7%). On the other hand, the need for intraaortic balloon pumping and hemofiltration declined by 6.6% and 2.9%. Perioperative mortality (< or = 24 h) was 3.65%, hospital mortality (< or = 30 days) was 9.64%. Actuarial 1 year at was 82% (+/- 4.3%), and 65.7% (+/- 3.8%) at 5 years. CONCLUSIONS: Our data suggest that CABG can be performed in septuagenarians with an acceptable operative risk. Since the large majority of patients improve symptomatically, surgery is the recommendable option for a growing number of elderly patients suffering from severe angina.

Age Factors↗

Anaesthesia for caesarean section in a patient with Watson's syndrome.

Watson's syndrome is an uncommon genetic disorder whose features include mental retardation and pulmonary valvular stenosis. The purpose of this report is to describe one management strategy used successfully to anaesthetize a woman with this disorder who presented for Caesarean section. Epidural anaesthesia using 0.5% bupivacaine without epinephrine in 2-3 ml boluses to a total dose of 15 ml was administered over 30 min. Invasive haemodynamic monitoring in the form of arterial and central venous catheters were used to guide therapy and help ensure maternal and fetal well-being. Intravenous ketamine in doses of 10-20 mg every five minutes to a total dose of 245 mg (4.5 mg.kg-1) was used to overcome the patient's uncooperative nature and facilitate invasive procedures. Postoperative analgesia was provided using 3 mg epidural morphine. The patient was observed in the intensive care unit for the first postoperative day and experienced an uncomplicated intra- and postoperative course. We conclude that this technique represents a safe and effective method for anaesthetizing patients with this complicated problem for Caesarean section.

Adult↗

Vascular surgical society of great britain and ireland: review of 94 tibial bypasses for intermittent claudication

BACKGROUND: The management of intermittent claudication is usually non-operative. Most surgeons accept, however, that intervention may be warranted for those with debilitating symptoms. Such interventions are limited to above-knee bypass or balloon angioplasty. However, the authors have performed almost 4500 bypasses for limb salvage, with careful audit of results, and suggest that, in very carefully selected cases, tibial bypass can also be performed for intermittent claudication. The present study aimed to review the results of infrainguinal bypass in this unit; to compare the results for above-knee, below-knee popliteal and tibial bypass in claudicants using either in situ or excised vein as the conduit; and to examine the indications and long-term follow-up for those undergoing tibial bypass for claudication. METHODS: A database has been maintained prospectively in this unit since 1986. Details of all patients undergoing infrainguinal bypass for claudication were retrieved. In-hospital charts were also reviewed and cross-referenced with the computer database. In addition to demographic details, data were extracted on operative indication and procedure, postoperative complications, return to desired level of activity and long-term graft patency. RESULTS: From 1987 to 1997, 409 infrainguinal reconstructions were performed for intermittent claudication (9 per cent of all infrainguinal reconstructions). Of these 73 per cent were in men and 27 per cent in women with a mean age of 64 (range 24-91) years. The operative procedures comprised 165 above-knee popliteal grafts, 150 bypasses to the below-knee popliteal artery and 94 to tibial arteries. There were no operative deaths. However, one of 165 patients who had an above-knee popliteal graft underwent an amputation. Primary and secondary patency rates at 4 years were 62 and 64 per cent for above-knee popliteal bypass, 77 and 81 per cent for below-knee popliteal bypass, and 86 and 90 per cent for tibial bypass. Cumulative survival was 93 per cent at 4 years. CONCLUSION: Tibial bypass for severely disabling claudication can be performed with minimal morbidity and mortality rates, and is at least as durable as more commonly performed bypasses. These data indicate that concern over limb loss, death and limited life span may be exaggerated.

Journal Article↗

True and nonspecific alveolitis sicca dolorosa related to operative removal of mandibular third molars.

Alveolitis sicca dolorosa (ASD) following removal of 145 mandibular third molars from 109 healthy university students was studied. The operations were all performed under local anaesthesia by the same oral surgeon under similar conditions, using similar postoperative procedures. True ASD was considered to have occurred if a patient returned to the surgeon seeking relief of the typical symptoms of ASD before the scheduled check-up date. Non-specific ASD was considered to have occurred in a patient who recorded an increase in pain intensity on a Visual Analogue Scale (VAS) from the third or fourth postoperative day onwards but did not return to the surgeon. True ASD was diagnosed in 5% of cases and non-specific ASD in 15% of cases.

Adult↗

Technique of open rotator cuff repair.

With current surgical techniques, open rotator cuff repair can provide significant functional improvement and pain relief in the majority of patients. Important principles include performing anterior acromioplasty, bursal resection, rotator cuff mobilization, tension-free repair to the greater tuberosity with nonabsorbable sutures, and meticulous deltoid repair. In massive rotator cuff tears, the coracoacromial ligament should be repaired to prevent anterosuperior instability, and partial repair of the rotator cuff is recommended over performing transfer procedures. Postoperative rehabilitation requires the patient to avoid active exercises for 6 weeks and weights for 3 months. With these techniques, 85% to 90% satisfactory results can be expected.

Decompression, Surgical↗

Combined surgery for coronary artery disease and pheochromocytoma.

PURPOSE: To report a case of severe coronary artery disease complicating pheochromocytoma, managed with combined coronary artery bypass grafting (CABG) and adrenalectomy. CLINICAL FEATURES: A 55-yr-old woman presented with poorly controlled hypertension and investigation revealed an active pheochromocytoma of her left adrenal gland. During medical preparation for adrenalectomy, she developed an acute myocardial infarct complicated with unstable angina. This required urgent CABG, and combined surgery for the triple vessels coronary artery disease and the pheochromocytoma was planned. We explain the details of medical preparation before surgery and the anesthetic considerations during the surgical procedure. Postoperative recovery was normal and no complication occurred. Even if the pheochromocytoma was malignant, her urinary catecholamines two months after the surgery were normal and remain normal after more than two years of follow-up. CONCLUSION: We report a patient who underwent combined CABG and adrenalectomy for pheochromocytoma. The CABG was done first, followed by the adrenalectomy with invasive monitoring. The procedure was well tolerated with cure of the two underlying conditions. So we propose that combined procedure should be considered in this clinical setting.

Adrenal Gland Neoplasms↗

Chronic oesophageal fistulation for studying oropharyngeal and gastric influences on ingestive behaviour in the pigeon.

Surgical and postoperative procedures were developed in the pigeon to study the influence of oropharyngeal and postingestional factors in the control of food and water intake. Pigeons were prepared with an oesophageal fistula so that material swallowed emerged from a tube exteriorized at the neck. Nutrient solutions were injected into the lower portion of the oesophagus through a feeding tube inserted in the fistula. A postoperative tube-feeding regimen, using commercially available laboratory chow, was established to maintain the pigeon at its preoperative weight.

Anesthesia↗

[Surgical treatment of Budd-Chiari syndrome associated with superior vena cava obstruction; report of a case].

We report a case of a 37-year-old woman with Budd-Chiari syndrome who underwent a radical treatment. She had had ascites, general edema, and liver dysfunction for 5 years. Preoperative cineangiogram showed a membranous stenosis at the retrohepatic inferior vena cava and the catheter could not be advanced into superior vena cava. In the operation, obstructed superior vena cava was identified. Membranous tissue at retrohepatic inferior vena cava was removed, and patch cavoplasty was performed under circulatory arrest through Senning procedure. Postoperative cavogram revealed good patency of inferior vena cava and her symptoms were disappeared.

Adult↗