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Comparison of arteriovenous grafts in the thigh and upper extremities in hemodialysis patients.

Placement of a thigh graft is an option in hemodialysis patients who have exhausted all upper extremity sites for permanent vascular access. The outcome of thigh grafts has been reported only in retrospective studies. The outcomes of 409 grafts placed at a single institution during a 3.5-yr period were evaluated prospectively, including 63 thigh grafts (15% of the total). Information was recorded on surgical complications, dates of radiologic and surgical interventions, and date of graft failure. The technical failure rate was approximately twice as high for thigh grafts, as compared with upper extremity grafts (12.7 versus 5.8%; P = 0.046). Intervention-free survival was similar for thigh and upper extremity grafts (median, 3.9 versus 3.5 mo; P = 0.55). Thrombosis-free survival was also comparable for thigh and upper extremity grafts (median, 5.7 versus 5.5 mo; P = 0.94). Cumulative survival (time to permanent failure) was similar for thigh and upper extremity grafts (median, 14.8 versus 20.8 mo; P = 0.62). When technical failures were excluded, the median cumulative survival was 27.6 mo for thigh grafts and 22.5 mo for upper extremity grafts (P = 0.72). The frequency of angioplasty (0.28 versus 0.57 per year), thrombectomy (1.58 versus 0.94 per year), surgical revision (0.28 versus 0.18 per year), and total intervention rate (2.15 versus 1.70 per year) was similar between thigh and upper extremity grafts. Access loss as a result of infection tended to be higher for thigh grafts than for upper extremity grafts (11.1 versus 5.2%; P = 0.07). In conclusion, placement of thigh grafts should be considered a viable option among hemodialysis patients who have exhausted all options for a permanent vascular access in both upper extremities.

Aged↗

Upper extremity stress fractures.

Although less common than lower-extremity stress fractures, upper-extremity stress fractures are becoming recognized much more frequently. A majority of these fractures are caused by overuse and fatigue of the surrounding musculature and, as a result, may be prevented by appropriate training and conditioning. Diagnosis is made by history and physical examination with the aid of plain radiographs, bone scans, and MRI. Most of these fractures heal with a period of relative rest followed by a structured rehabilitation program. A small percentage of these fractures, however, may require surgical fixation. The present article reviews the different types of upper extremity and torso stress fractures seen in athletes, starting with the sternum and extending outward to the fingers. The presentation, diagnosis, mechanism of injury, treatment, prevention, and prognosis for each of these injuries will be discussed.

Adolescent↗

Evaluation of an upper extremity student-role functioning scale using item response theory.

Millions of workers suffer from upper extremity (musculoskeletal) disorders. Many of these workers are predisposed to upper extremity musculoskeletal disorders because of early exposure to ergonomic risks as students. Computer usage for four or more hours remains the greatest risk for upper extremity musculoskeletal disorders for workers and students alike. Developing preventative methods to reduce student exposure, and thus protect future workers from upper extremity musculoskeletal disorders later in life, requires an appropriate measure for upper extremity musculoskeletal disorder prevalence and related limitations for student functioning. Item response theory analysis was used to evaluate and further develop a upper extremity functioning scale for the student role.

Adult↗

Deep venous thrombosis of the upper extremity.

Deep venous thrombosis (DVT) of the upper extremity is a relatively uncommon but important cause of morbidity, especially in young active persons. The causes of upper extremity DVT may be categorized as catheter-related, spontaneous (effort-related) and miscellaneous (e.g., trauma, intravenous drug use). Diagnosis is based on clinical history and confirmed by either duplex ultrasonography or contrast venography. Significant controversy surrounds the optimal management of upper extremity DVT. Treatment options include conservative therapy, anticoagulation, catheter-directed thrombolysis and surgical intervention to remove intravascular clot or revise the anatomy of the costoclavicular space. Early aggressive treatment of active young patients may decrease long-term morbidity.

Adult↗

Long-term follow-up of patients with suspected deep vein thrombosis of the upper extremity: survival, risk factors and post-thrombotic syndrome.

BACKGROUND: The outcome of upper extremity thrombosis in terms of morbidity, mortality and arm functionality is virtually unknown. We investigated mortality, risk factors, recurrent thrombosis and post-thrombotic syndrome (PTS) in patients with suspected upper extremity thrombosis. METHODS: Consecutive patients suspected of having deep vein thrombosis (DVT) of the upper extremity were followed for up to 53 months (mean 21 months). Venography and/or ultrasonography was used for diagnosis. Risk factors were identified from history and thrombophilia laboratory screening. PTS was assessed using a scoring system. Death, recurrent thrombosis and PTS were primary outcome measures. RESULTS: DVT of the upper extremity was diagnosed in 50 of 116 consecutive patients (43%). Malignancy and/or central venous lines were present in 37 of 50 (74%) patients with thrombosis. Inherited thrombophilia was diagnosed in 6 of 30 (20%) and 4 of 33 (12%) of the investigated patients with and without thrombosis, respectively (not significant). Twenty-five patients (50%) with thrombosis died during the follow-up period; this was associated with cancer in 84% of the deaths. Recurrent thrombosis was observed in four patients (8%) during follow-up. Symptoms of PTS were present in 4 of 22 patients (18%) with thrombosis and in 14 of 36 patients (39%) in whom thrombosis was excluded. CONCLUSIONS: Malignancy and central venous lines are major risk factors of upper extremity thrombosis. Thrombophilia seems to be unrelated to the presence or absence of upper extremity thrombosis. Thrombosis in combination with malignancy predicts poor survival. A scoring system can be used to assess the severity of PTS, but it does not discriminate PTS from other causes of arm complaints.

Journal Article↗

Ergonomic and psychosocial factors affect daily function in workers' compensation claimants with persistent upper extremity disorders.

Pain and other symptoms associated with work-related upper extremity disorders (WRUEDs) can lead to significant distress, lost function, and disability. Identifying factors associated with decreased upper extremity function may lead to the development of more effective interventions. In this study, participants were 165 government employees (127 female, 38 male) with an accepted workers' compensation claim (< 90 days from claim filing) for a WRUED who were unable to perform their normal work. Participants completed baseline measures of upper extremity functional limitation, symptoms, general health status, problem solving orientation, pain coping, and workplace factors. After controlling for pain and gender in a multiple regression analysis, greater functional limitation was further explained by: (1) upper extremity symptoms other than pain (e.g., sleep disturbance, numbness and tingling), (2) symptoms in one or both hands, (3) feeling overwhelmed by pain, (4) low confidence in problem solving abilities, and (5) higher ergonomic risk factor exposures at work. The final model accounted for 47.4% of the variance in upper extremity function, F(7157) = 4.33, P < 0.05. Mental health status was related to functional limitation in univariate, but not multivariate analyses. These results suggest that improving function in this population may require: (1) pain coping techniques and active problem solving to overcome functional barriers, and (2) reduction of workplace ergonomic risk exposure.

Adult↗

A comparison of approaches to modeling the relationship between ergonomic exposures and upper extremity disorders.

BACKGROUND: For a study of upper extremity musculoskeletal disorders among automobile manufacturing workers, an ergonomic exposure index was constructed by summing ten psychophysical (interview) items. Here we explore the sensitivity of the exposure-response relationship to the formulation of that index. METHODS: Five alternative exposure indices were constructed: three a priori weighting schemes and two sets of weights derived from multivariate regression coefficients. In addition, structural equation modeling was performed with LISREL. RESULTS: The original index and a priori weighting schemes had similar associations with upper extremity disorders, adjusted for nonoccupational covariates. A reasonable model fit was achieved in LISREL after two modifications; the standardized solution showed that nonneutral postures were significantly related to upper extremity signs and symptoms. CONCLUSIONS: In this large population, with adequate range of exposures, the exposure-response relationship appeared generally robust to the mathematical formulation of the exposure index. Among the available exposure variables, postural strain had the strongest association.

Adult↗

Phlegmasia cerulea dolens of the upper extremity.

Phlegmasia cerulea dolens (PCD) is the term describing the painful venous congestion that results from near-total venous occlusion of a limb. It is unusual in the lower extremity but is decidedly rare in the upper extremity with only a handful of cases reported in the literature. PCD of the upper extremity usually occurs in patients with significant comorbid conditions such as severe cardiac failure or advanced malignancy. PCD of the upper extremity is associated with substantial morbidity and mortality. We present a case of upper extremity PCD in an elderly man with a complex medical history, complicated clinical course, and poor outcome that is typical for this rare disease.

Aged↗

Injuries to the upper extremity in ice hockey: analysis of a series of 760 injuries.

BACKGROUND: Injuries to the upper extremity are common in ice hockey. PURPOSE: To investigate the mechanisms, types, and severity of upper extremity ice hockey injuries in patients in different age categories. STUDY DESIGN: Retrospective cohort study. METHODS: We analyzed 760 consecutive upper extremity injuries in Finnish ice hockey players reported to an insurance company during 1996. RESULTS: The overall injury rate of upper extremity injuries was 14.8 per 1000 player-years; 70% occurred during games. Of the 861 injury types, 32% were contusions, 28% sprains or strains, and 27% fractures. Checking or other collisions with players caused 76% of the injuries to the shoulder (170 of 223), 55% of the injuries to the elbow (35 of 64), and 45% of the injuries to the distal extremity (213 of 473). Of the 561 injuries with known severity, 38% were major. The injury risk increased significantly with age, from players younger than 12 years to players 25 to 29 years of age. The injury profile among 15- to 19-year-old players was similar to that of adult players. CONCLUSIONS: Injuries to the upper extremity are relatively serious because of the high number of shoulder injuries and fractures. The frequency of injuries increased with age. A considerable proportion of upper extremity injuries was caused by body checking.

Adolescent↗

Prevalence and psychosocial risk factors of upper extremity musculoskeletal pain in industries of Taiwan: a nationwide study.

Prevalence of upper extremity disorders and their associations with psychosocial factors in the workplace have received more attention recently. A national survey of cross-sectional design was performed to determine the prevalence rates of upper extremity disorders among different industries. Trained interviewers administered questionnaires to 17,669 workers and data on musculoskeletal complaints were obtained along with information on risk factors. Overall the 1-year prevalence of neck (14.8%), shoulder (16.6%), and hand (12.4%) disorders were higher than those of the upper back (7.1%) and elbow (8.3%) among those who sought medical treatment due to the complaint. Workers in construction and agriculture-related industries showed a higher prevalence of upper extremity disorders. After multiple logistic regression adjusted for age, education, and employment duration, we found job content, physical working condition, a harmonious interpersonal relationship at the workplace and organizational problems were significant determinants of upper extremity disorders in manufacturing and service industries. Male workers in manufacturing industries showed more concern about physical working conditions while female workers in public administration emphasized problems of job content and interpersonal relationships. We concluded that these factors were major job stressors contributing to musculoskeletal pain of the upper extremity.

Adult↗

Body warmer and upper extremities position affect the accuracy of cutaneous thermometers during anesthesia.

STUDY OBJECTIVE: To evaluate whether axillary skin temperature can accurately reflect distal esophageal temperature. DESIGN: Prospective, randomized study. SETTING: Teaching hospital. PATIENTS: 48 ASA physical status I and II adult patients undergoing abdominal surgery. INTERVENTIONS: Patients received standard general anesthesia. 19 patients had abducted upper extremities and an upper body surface warmer, 19 patients had abducted upper extremities with no upper body surface warmer, and 10 patients had adducted upper extremities with no upper body surface warmer. MEASUREMENTS AND MAIN RESULTS: The temperatures were measured 60 minutes after the induction of general anesthesia. There was no significant difference between axillary skin temperature (36 +/- 1.7) (degrees C) and core temperature (36 +/- 0.7) (degrees C) when the upper body surface warmer was used. There was no difference between axillary skin temperature (35.5 +/- 0.4) (degrees C) and core temperature (35.8 +/- 0.4) (degrees C) when upper extremity was adducted 0 degrees. CONCLUSIONS: At 0 degrees of arm adduction, or at 90 degrees using the upper body, forced-air surface warmer, axillary skin temperature accurately identified the core temperature in patients during general anesthesia.

Anesthesia↗

Upper extremity functional rating for patients with Duchenne muscular dystrophy.

The corresponding deterioration of upper extremity strength and functional capability with increasing age and the relationship between average strength and function were evaluated in 28 boys with Duchenne muscular dystrophy (DMD). Manual muscle testing (MMT) was used to evaluate strength and the Brooke upper extremity grading scale to rate upper extremity function. Mean MMT was found to relate to age in logarithmic fastion, ie, a 1% increase in age led to a 0.9% decrease in mean MMT. Functional grade (FG) related to age in a more complex fashion, revealing three groups based on age: under age 10, all in FG 1; between ages 10 and 13, concentration in FG 2 through 4; and over age 13, eight of ten in FG 5. Regression analysis did not contribute further useful information. Finally, mean MMT was found to be highly significantly related to FG. The plot of mean MMT against FG revealed an S-shaped curve, with rapidly rising functional grade once an average upper extremity strength of 4w was reached. The Brooke scale appears to be useful in describing upper extremity function among DMD patients, although it may reflect a three-grade rather than a six-grade discrimination capability. In describing the natural history of DMD, this scale demonstrates a pattern of rapid functional deterioration during the early adolescent years. This functional deterioration apparently takes place when the decline in strength reaches a threshold which cannot be compensated by muscle substitutions. At that time function deteriorates along a relatively rapid but undefined course.

Adolescent↗

Management of hand and upper-extremity infections in heart transplant recipients.

Hand and upper-extremity infections are routinely managed by antibiotics, immobilization, and limited incision and drainage. However, in immunocompromised patients, these infections may be more aggressive and they may require more emergent treatment. The authors performed a retrospective review of the Stanford University Medical Center experience with hand and upper-extremity infections in 911 cardiac transplant recipients over the past 30 years. Thirteen heart transplant recipients were treated for infections of the hand and upper extremity on an inpatient basis. Ten patients (77 percent) required operative debridement, and three (23 percent) required more than one operative procedure. Nine patients (69 percent) had bacterial infections, six (46 percent) had fungal infections [four of these patients (31 percent) had both bacterial and fungal infections], one (7.7 percent) had a mycobacterial infection, and one (7.7 percent) was not cultured. Hand and upper-extremity infections in transplant recipients frequently resulted in deep-space infections, tenosynovitis, and osteomyelitis. The authors believe such infections represent a surgical emergency, requiring immediate evaluation by hand surgeons and early, aggressive treatment.

Adult↗

Upper extremity functional assessment after anterior spinal fusion via thoracotomy for adolescent idiopathic scoliosis: prospective study of twenty-five patients.

STUDY DESIGN: A prospective review of upper extremity function in 25 patients after anterior thoracotomy for instrumentation and fusion of thoracic adolescent idiopathic scoliosis was conducted. OBJECTIVE: To assess the effects of anterior spinal fusion with open thoracotomy on upper extremity function. SUMMARY OF BACKGROUND DATA: The treatment of idiopathic scoliosis through anterior thoracotomy and spinal fusion using instrumentation is a new method for correcting and stabilizing patients with major thoracic and thoracolumbar curves. No studies have assessed the functional outcome for the upper extremities after anterior open thoracotomy that involves splitting through the latissimus dorsi and serratus anterior muscles. METHODS: For this study, 25 adolescent patients with idiopathic scoliosis treated surgically were examined over a 3-year period. The average patient age was 15 years and 3 months, with a range of 11 years and 11 months to 20 years and 9 months. Preoperative activities of daily living, active range of motion, and strength were recorded by an independent occupational therapist (L.P.) for both upper extremities. Postoperative measurements were assessed at 1, 3, 6, 12, and 24 months. All the patients underwent a right thoracotomy with ribs used for autograft. The left upper extremity served as the control limb. No patients had associated anomalies or previous upper extremity surgery. All the patients underwent an upper extremity postoperative stretching and strengthening protocol. RESULTS: At 1 month, 35% of the patients had some difficulty with activities of daily living, primarily in tying their shoes and cutting meat with a knife during meals (P = 0.03). However, by 3 months, all the patients could equivocally and independently perform activities of daily living: dressing, bathing, grooming, attending to hygiene, and feeding (P = 1). Full active range of motion in their upper extremities and shoulder was achieved in all the patients by 1 month (P = 1). All 25 patients had regained normal, bilaterally symmetric strength by 3 months (P = 0.25). No postoperative complications occurred. CONCLUSIONS: Patients undergoing anterior spinal fusion with instrumentation after open thoracotomy can expect to regain full function of the ipsilateral upper extremity in terms of strength, active range of motion, and activities of daily living within 3 months. Compliance with a structured postoperative flexibility and strengthening protocol is recommended to optimize functional outcomes. A novel rehabilitation protocol for the upper extremities is presented.

Activities of Daily Living↗

Chronic upper extremity pain and co-occurring symptoms in a general population.

OBJECTIVE: To estimate the prevalence of self reported chronic upper extremity pain associated with physical impairment in a general population, and its co-occurrence with chronic upper extremity numbness or tingling and chronic pain at other locations. METHODS: A general health questionnaire was mailed to 3,000 persons (age 25-74 years) who were randomly selected from a general population register. RESULTS: The response rate was 83%. The prevalence of chronic upper extremity pain associated with physical impairment was 20.8% (95% confidence interval [95% CI] 19.2-22.5), and that of co-occurring numbness or tingling was 6.7% (95% CI 5.7-7.7). Among the responders with chronic upper extremity pain associated with physical impairment, 84% reported more than 1 painful area. CONCLUSION: Chronic upper extremity pain associated with physical impairment and co-occurring chronic upper extremity numbness or tingling were common in the general population. The presence of more than 1 location for pain in the upper extremity as well as in other parts of the body was frequent.

Adult↗

Arteriovenous reversal for limb salvage in unreconstructible upper extremity arterial occlusive disease.

PURPOSE: Peripheral vascular disease of the upper extremity as a result of atherosclerotic disease or systemic vascular disorders presents a difficult management problem to the vascular surgeon. When extensive distal disease is present bypass procedures with standard arterial reconstruction techniques may not be possible. The use of retrograde perfusion to deliver oxygenated blood to the capillary bed by means of a normal venous system is not new. Flow reversal has been attempted in the myocardial, cerebral, and distal extremity circulations. Arteriovenous reversal (AVR) has been described for limb salvage in patients with upper extremity ischemia, with variable results. METHODS: We performed six AVR procedures on five patients with diffuse distal arterial disease and limb-threatening upper extremity ischemia. Two patients had insulin-dependent diabetes, one had systemic lupus erythematosus (two extremities), one had rheumatoid arthritis with vasculitis, and the remaining patient had CRST (calcinosis, Raynaud's disease, sclerodactyly, telangiectasia) syndrome. The two patients with diabetes had systemic manifestations of atherosclerotic vascular disease and lower extremity ischemia; the remaining three patients had no evidence of atherosclerosis. In all patients the AVR was performed at the most distal site of nondiseased artery. RESULTS: Limb salvage was obtained in all cases; one patient had a healed minor digital amputation, and another patient had a healed major amputation. Clinical improvement with resolution of pain was achieved in five of six cases. The remaining patient had a significant diabetic neuropathy that was believed to contribute to her persistent pain. CONCLUSIONS: In patients with severe upper extremity ischemia not amenable to standard revascularization techniques, AVR should be considered to provide limb salvage and maximize hand function.

Adult↗

Interscalene brachial plexus block anesthesia for upper extremity surgery.

Use of the interscalene brachial plexus block for upper extremity anesthesia in a primarily rheumatoid population is reviewed in 88 cases. The interscalene approach described by Winnie was used. Anesthesia was effective in 93% of the cases. Failure to achieve anesthesia was more likely to occur in surgical procedures on the distal upper extremities. The technique allowed effective and reliable anesthesia throughout the upper extremity, including the shoulder. Problems associated with other forms of upper extremity regional anesthesia, such as tourniquet pain, pneumothorax, systemic anesthetic toxicity, and inadequate duration of anesthesia, were not encountered. Difficulties with more distally based block administration due to decreased shoulder motion were obviated.

Anesthetics, Local↗

Upper extremity exercise training in chronic obstructive pulmonary disease.

Many patients with chronic obstructive pulmonary disease (COPD) report greater limitation for activities involving the upper extremities than the lower extremities. Exercise training has generally emphasized lower-extremity exercise. We designed and evaluated two simple, practical, and widely applicable upper-extremity training programs in 45 patients with COPD participating concurrently in a comprehensive, multidisciplinary pulmonary rehabilitation program. Patients were randomly assigned to one of the following three groups: (1) gravity-resistance (GR) upper-extremity training; (2) modified proprioceptive neuromuscular facilitation (PNF) upper-extremity training; or (3) no upper-extremity training (control). Patients were evaluated before and after at least six weeks of uninterrupted training. Twenty-eight patients completed the study. Compared to controls, both GR and PNF patients demonstrated improved performance on tests specific to the training performed (upper-extremity performance test, maximal level and endurance on isokinetic arm cycle). There were no significant changes on isotonic arm cycle, ventilatory muscle endurance, or simulated activities of daily-living tests. Ratings of perceived breathlessness and fatigue decreased significantly in all groups for several tests. We conclude that specific upper-extremity training may be beneficial in the rehabilitation of patients with COPD and warrants further investigation.

Activities of Daily Living↗