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Biomedical subjects

Y Tropet

Publications and source records attributed to Y Tropet.

At least 37 records · Page 2Linked to original sources

Trapezo-metacarpal and metacarpo-phalangeal dislocation of the thumb associated with a carpo-metacarpal dislocation of the four fingers.

The authors report a case of combined dorsal fracture-dislocations of all 4 fingers, palmar trapezo-metacarpal dislocation and metacarpophalangeal dislocation of the thumb following a motorbike accident. These exceptional lesions were treated as an emergency by reduction and pinning. With a follow-up of 13 years, the patient still worked as an electrician.

Accidents, Traffic↗

Emergency management of type IIIB open tibial fractures.

We present our therapeutic strategy for the treatment of type IIIB open tibial fractures. It involves emergency internal stabilisation of the bone by locked intra-medullary nailing when appropriate and skin cover using either a pedicled or free muscle flap. Where there is bone loss, a cancellous iliac graft is performed at the same time. Eighteen cases of type IIIB open tibial fractures treated between 1986 and 1995 were analysed. There were 17 men and 1 woman; the average age was 35 years. Each of the 18 patients underwent wound debridement as a primary emergency procedure with no secondary reoperation. Bone fixation was performed by locked intra-medullary nailing (AO nail, How Medica) 6-10 h after trauma. A primary cancellous iliac bone graft was performed in three cases. Cover was applied immediately after nailing (muscular pedicle flaps in 12 cases, muscular free flaps in 6 cases). Local flap cover led to two failures: both these fractures were followed by postoperative complications. The 6 free muscle flaps were successful. The average time to bone union was 6.5 months (range: 3-18.5 months) according to clinical criteria and 9 months (range: 4-27 months) according to radiological criteria. Out of the 18 fractures, 13 were primarily united (72.2% of cases); 3 involved osteitis and 2 nonunion. Sixteen patients were examined again with a mean follow-up of 4.8 years (range: 1-11 years). Six moderate malunions occurred; none needed surgical reoperation. Ankle motion was normal in 7 cases and reduced to below 50% in 9 cases when compared with the healthy ankle. Thirteen patients resumed their previous professional activities. This surgical strategy reduces bone union time, the number of operations and the time spent in hospital; it improves functional results.

Adolescent↗

[A turning point in the therapeutic history of open leg fractures: osteosynthesis coupled to the immediate dressing in the presence of major damage to the soft tissues].

A brief history of the treatment of open leg fractures (OLF) points out the problems posed by the present therapy with regard to the soft tissues in the most serious cases (type III from cauchoix, Duparc, type III A and B from Gustilo). Which strategy should be foremost, knowing that the debridement, stabilization and cover are the three essential procedures? Rigorous debridement certainly carries unanimous approval but some are opposed to this procedure during the first few days. Also widely recognized is the beneficial aspect of early cover when regarding aseptic evolution, consolidation, low rate of complications, rehabilitation and the patient's helplessness. However, despite the well demonstrated results of BYRD [14] and GODINA [15] and because of the debridement concept and logistical insufficiencies, thorough treatment in a true emergency has not achieved full acceptance. In general, the majority of surgeons first clear, stabilize with the use of an external fixator in true emergency situations and cover several days later. For the past ten years, in real emergencies, in the Department of Orthopedics, Traumatology and Plastic Surgery at the Besançon University Hospital Center we have subscribed to a radical treatment which simultaneously combines debridement, osteosynthesis (locked centro-medullary nailing) and cover with the use of free flaps in the same operating period. A study based on 27 wounded patients seeks to validate the advantages of looked centro-medullary nailing over the use of an external fixator and the use of free flaps rather than local flaps in the most serious cases.

Adult↗

[Hand replantation: long-term functional results (apropos of 8 cases)].

STUDY AIM: The aim of this study was to report the long term functional results after replantation of the hand in eight patients. MATERIALS AND METHODS: Between 1977 and 1995, hand replantation was performed in eight cases (six males and two females). Mean age at the time of injury was 31 years (24-47 years). The dominant hand was amputated in half of the cases. In two cases, the soft tissue lesions were severe; in the six other cases, the wound was clean-cut. The level of amputation was transmetacarpal (n = 2), carpal (n = 2), wrist (n = 2), distal part of the forearm (n = 2). RESULTS: The mean convalescence time was 16 months (from 6 months to 2 years). The degree of disability ranged from 40 to 65%. Patient follow-up lasted 2 to 20 years (mean: 11 years). The return of discriminative sensitivity of the digits was noted in six cases. The active motion of the fingers was satisfactory in all cases, but intrinsic muscle function was weak or absent. Pinch and grasp strength was reduced from 10 to 60% (when compared to the non-damaged hand). One patient resumed his prior occupation, and another resumed his occupation part-time. The six other patients found new occupations. CONCLUSION: All the patients achieved a useful function of their replanted hand in their daily, spare-time and professional activities.

Adult↗

Immediate active mobilisation after flexor tendon repairs in Verdan's zones I and II. A prospective study of 20 cases.

The authors report their experience with early active mobilisation after repair of complete sections of the flexor tendons within the digital tendon sheath. This is a prospective study carried out over 2 years and represents 20 repairs. The tendons were repaired using a double-loop looking suture of Tsuge (with PDS 4/0) associated with a peritendinous overrun using Prolene 6/0 via a volar Bruner-type incision. Post-operatively, a plaster splint holding the wrist in 30 degrees of flexion, the MP joints in 90 degrees of flexion and allowing complete active flexion of the finger protected the suture site. As soon as the dressings could be reduced (the 5th day post-operatively), the patient was encouraged to actively and synchronously flex all the fingers together as many times as possible during the day. After removal of the plaster splint at one month, the patients were entrusted to a physiotherapist with a view to regain full extension of the wrist and the fingers. We did not note a single case of breakdown of the repair. The mean active mobility (TAM according to Strickland) of the repairs in zone I was of the order of 70% while that for repairs in zone II was 85%. Immediate active mobilisation was not found to compromise, in any way, the results of associated digital nerve repairs. Despite the modest results, this simple-to-understand protocol is directed at present for injuries with a poor initial prognosis (contused and lacerated tendons, associated fractures, and non-motivated patients). Improvement in the quality of suture material should, in future, extend the indications for immediate active mobilisation to all fresh sutures of the flexor tendons.

Adolescent↗

Irreducible dorsal dislocation of the interphalangeal joint of the thumb due to the palmar plate. A case report.

Dorsal dislocation of the thumb interphalangeal joint is rare. Only very few cases of irreducible dislocation has been reported at this joint. The authors report a case of compound irreducible dislocation due to the palmar plate interposition. The sesamoid, the flexor pollicis longus have been reported to block reduction of the dorsal dislocation of the thumb interphalangeal joint doctors on casualities should not insist if reduction is not easily obtained, the patient should then be guide towards a surgical team for surgical treatment.

Adult↗

[Distal traumatic avulsion of the triceps brachii. Apropos of a treated cases].

Traumatic distal avulsion of triceps brachii is a rare injury, usually due to a fall on the outstre ched elbow, with sudden contraction of the triceps muscle. Examination reveals pain, swelling, and a palpable depression just proximal to the olecranon. Lateral X rays show avulsed osseous material. Surgical therapy was advisable for complete avulsion. In this case, the authors used absorbable sutures for this reinsertion. Immediate surgical repair always achieves good results.

Adult↗

[Gunshot wounds of the extremities in civilian practice. Therapeutic approach in five cases with diaphyseal bone involvement].

The authors analyse 5 cases of gunshot wounds involving limbs with a diaphyseal fracture of the radius and ulna: 3 of the cases concern the radius and ulna and the remaining 2 involve the tibial bone. These wounds were encountered in civilian practice (3 rixes, 2 gun-shot injuries). In all of the cases, the emergency treatment consisted of extensive debridment, bone fixation by intramedullary nailing in most cases, cancellous iliac bone grafting in 2 cases, cover with a Latissimus dorsi free flap in 1 case. In all of the cases, development was free of infections bone union time was 3 to 12 months; last functional results were satisfactory.

Adult↗

[Lipoid proteinosis: importance of dermabrasion. Apropos of a case].

The authors report case of lipoid proteinosis. This is an autosomal recessive genetic disease involving the skin and mucous membranes. Skin lesions have a granular appearance, with infiltration and wrinkling of the skin, especially on the face. The authors show the success of dermabrasion on skin lesions on the face of a 21-year-old girl displaying typical symptoms of lipoid proteinosis.

Adult↗

[Functional treatment of isolated fractures of the ulnar diaphysis in adults. A prospective study apropos of 10 cases and review of the literature].

In this prospective study, ten consecutive isolated fractures of the ulna were treated by short-arm plaster cast (an average of 16.8 days) with immediate mobilization in our institution since January 1995. The minimum follow-up was eight months and the longest was two years. All fractures were closed. The median age of the patients was 36.7 years (17 to 61), the male to female ratio was 7 to 3. The patients were seen and radiographed every two weeks until bridging external callus was detected by same surgeon. Monteggia fractures-dislocation, open fractures, fractures with elbow or wrist dislocation and gunshot fractures were also excluded. The fracture involved the distal third in 5 cases, the distal quarter in 4 cases and the middle third in one case. Seven fractures were displaced between 2.5 and 6 mm, but no fracture needed reduction. All patients returned to work a mean of 4 months after the accident. Some angulation was found in most cases, but it rarely exceeded 10 degrees. In this study, the average healing time was 8 weeks and there were no non-unions. We did not encounter any synostosis between the radius and ulna in our patients. Motion at the wrist and elbow was always restored. All patients were satisfied by the functional method. The method that we have described can be safely recommended as treatment of choice for these fractures. Completely displaced, Monteggia fractures, comminuted or gunshot fractures of the ulna should be treated by other methods.

Adolescent↗

[Recent, closed trapezio-metacarpal luxation, treated by pinning.Apropos of 7 cases with a median follow-up of 8 years].

Seven cases of acute and closed traumatic dislocation of the trapezio-metacarpal joint treated by percutaneous pinning adapted by Wiggins are reported with an average follow-up of eight years. Seven patients (five men and two women) aged 18 to 62 were treated. The injury was due to a road traffic accident in four cases. The dominant hand was injured in six cases. The metacarpal base was always dislocated dorsally and closed reduction always remained unstable. All cases consisted of closed dislocation but in two cases dislocation was associated with upper limb fractures. On the initial radiographs no patients had degenerative changes. All patients were treated as an emergency or the following during the days injury by reduction and stabilization by one or two percutaneous kirschner wires followed by a scaphoid cast for three to six weeks. All patients were followed and reviewed for this study between two and thirteen years (mean eight years) after injury. Enquiries were made about return to work, pain, stability, range of movement, key-pinch and grasp compared with the uninjured side. The joint was examined radiographically with particular attention to the presence of subluxation and degenerative changes. 2 patients with associated complex injury of the upper limb developed reflex sympathetic dystrophy. 2 patients had moderate pain, 2 patients had limitation of joint movement, 1 patient presented a reduction of strength (pinch and grasp) but none had subluxation, instability, or degenerative changes. Closed reduction and stabilization by percutaneous pinning is a simple method and gives good or excellent results in the treatment of acute traumatic dislocation of the trapezio-metacarpal joint.

Accidents, Traffic↗

[Complex injuries of the dorsum of the hand. Therapeutic reflections apropos of 2 cases].

UNLABELLED: We report 2 similar cases of severe injury of the dorsum of the hand, both treated in emergency. FIRST CASE: A 37-year-old right handed male truck driver was admitted with a complex severe injury of the dorsum of his right hand following a traffic accident. He had a combined large defect involving skin, tendons and bone. A complex reconstruction was performed using a massive iliac crest allograft, a tendon graft and a free serratus anterior flap in a one stage procedure, eight hours after the injury. A skin graft was done later. Two years later the functional and esthetic results are good. SECOND CASE: A 37-year-old woman was admitted with a severe injury of the dorsum of her right hand following a traffic accident. She had a large combined defect involving skin, tendon and bone. A complex reconstruction was carried out using a large iliac crest autograft, a multiple tendon graft and a free latissimus dorsi flap, in one stage 6 hours after the trauma. Eight months later the functional result is partial but useful for the daily activities of the patient.

Adult↗

[Syringomatous tumor of the nipple. A case report and review of the literature].

The authors report a case of syringomatous tumor of the nipple in a 35-year-old woman, discovered incidentally during investigation of dysmenorrhea. After limited resection-biopsy of a cystic nipple tumor, histological results indicated the need for a partial central mastectomy with areola and nipple amputation. Although this tumor is classified as an adenoma, considered to be a benign lesion, syringomatous adenoma of the nipple is a potentially locally aggressive tumor, at risk of local recurrence and deep invasion of the mammary gland. This is a rare tumor (only 18 cases have been reported in the literature), and the histological diagnosis can be difficult, with possible confusion with a nipple duct adenoma, or tubular carcinoma.

Adult↗

[Value of Swanson implants in complex traumatic lesions of the proximal interphalangeal joint].

The authors report the results of 30 Swanson implants, inserted immediately, or secondarily in complex trauma of the proximal interphalangeal joint of long fingers in 24 patients (19 men, 5 women). All patients were reviewed by the same examiner with a mean follow-up of 7 years (range: 17 months-17.2 years). All implants were inserted secondarily after the accident, except in 7 cases in which the local conditions led the operator to insert the implant immediately. At review, 20 implants were still in place, 6 patients had requested amputation, and arthrodesis had been performed in 4 cases. The mean range of movement was -13,4 degrees to 37 degrees, i.e. a mean amplitude of 23.6 degrees. The lateral stability of the operated finger was considered to be satisfactory in 50% of cases, and the patient was satisfied with the operation in 65% of cases. The authors consider that useful mobility of the proximal interphalangeal joint should be preserved whenever possible. The Swanson implant is currently a useful alternative to amputation or arthrodesis, especially as it does not compromise these procedures if they are required subsequently.

Adult↗

[Results of primary repair of isolated flexor digitorum profundis lesions in the digital canal. 51 cases].

Isolation section of the flexor tendon in the digital canal of the long fingers is classically considered to have a good prognosis. The authors evaluate the repercussions on the mobility of the proximal and distal interphalangeal joints, based on a series of 51 sections (44 patients). The mean follow-up at the time of review was 7.7 years. 84% good or very good results were observed in this homogeneous series of simple lesions. Poor results included 2 cases of secondary rupture and 2 infections. They were essentially due to "whiplash" retraction of the proximal end in the palm for lesions in zone 1, and contuse section of tendons in poorly motivated patients. The results of sections in zone I are comparable to the results of sections in zone II. Stiffness of the PIP joint, even moderate, is frequent, whether the lesion is situated in zone I or zone II. The mobility of the metacarpophalangeal joint remains normal in every case. The authors did not observe better results in cases mobilized according to Kleinert's procedure compared to cases immobilized by plaster, and do not have a satisfactory explanation for this result.

Adolescent↗

[Kienböck's disease treated by shortening osteotomy of the radius. Analysis of the results apropos of 13 cases].

A series of 13 cases of Kienbock's disease, treated by shortening of the radius, operated between 1975 and 1995, is presented. This series consisted of 7 males and 6 females with a mean age of 27.5 years (range: 17 to 37 years). The dominant hand was affected in 12 cases. 6 men and 5 women performed heavy work. The mean period between the first symptoms and the operation was 18 months (range: 3 months to 6 years). In 10 cases, pain was severe and limited activities; in 3 cases, pain was moderate with partial limitation of activity. 8 cases had a mobility greater than 75% compared to the healthy side. 5 cases had a mobility of approximately 50%. None of the cases had a mobility less than 25%. Strength was not measured preoperatively with the JAMAR dynamometer. The standard radiographic assessment included an AP palm-plate film (raised palm) and a true profile on a small board. This radiographic assessment established, for each case: the Decoulx and Lichtmann classification, the radioulnar index, the angle of the radial slope and the lunate fossa, collapse of the carpus according to Youm and McMurtry. There were two stage 1, three stage 2, eight stage 3 (six stage 3A, and two stage 3B) and no stage 4. The radioulnar index was negative in 10 cases, zero in 1 case, and positive in 2 cases. The mean angle of the radial slope was 23 degrees, the mean angle of the lunate fossa was 10.8 degrees, the mean height of the carpus was 0.476. The incision was anterior in 7 cases, and posterolateral in 6 cases. The mean shortening was 5 mm (range: 4 to 6 mm). Patients were reviewed with a mean follow-up of 5 years (range: 10 months to 12 years). The analysis according to Michon's criteria revealed 3 excellent results, 9 good results, 1 moderate result and no poor results. All patients were able to resume their previous occupation. Five no longer had any pain, 6 had moderate and rare pain, 2 patients presented pain limiting activity. 10 patients presented a mobility greater than 75% compared to the healthy side. In 2 cases, the mobility was greater than 50%. In 9 cases, the strength was greater than 75% compared to the healthy side, and in 4 cases, it was greater than 50%. Radiological assessment, all stages combined, showed 4 improvements, 7 stabilizations, 2 deteriorations. There was no correlation between the height of the carpus (which varied only very slightly postoperatively) and the clinical or radiological course. In this series of 13 patients; shortening osteotomy gave results on all stages of the disease. There was no correlation between the clinical and radiological course of the lunate, and the following factors: age, preoperative radiographic stage, instability of the carpus, position of the plate. On the basis of the results of our series, it appears important to increase the angle of the lunate fossa and to obtain an angulation greater than 12 degrees 5 and to maintain a negative radioulnar index. The 2 cases of radiological deteriorations corresponded to a positive postoperative radioulnar index, while the index remained negative in the 4 cases of improvement; all cases in which the angulation of the lunate fossa was greater than 12 degrees stabilized or improved radiologically, regardless of the preoperative stage. Despite contradictory theories, we believe, in the light of our series, that an angulation of the lunate fossa greater than 12 degrees and that a negative radioulnar index appear to be decisive criteria in the course of Kienböck's disease treated by shortening of the radius.

Adolescent↗

Incidence and preventability of adverse events in the emergency room of an orthopaedic traumatologic surgery unit.

This paper reviews the nature and the frequency of adverse events in the everyday functioning of a French trauma emergency unit, and evaluates the feasibility of their detection by the means of a daily record review. A senior surgeon identified the adverse events by reviewing the complete record with a minimal 6-months follow-up for every patient attending the emergency unit during a 10-week period. To test the reliability of this review, a blind re-review of all records corresponding to the detected adverse events, mixed with an equal number of controls, was carried out by two independent experts. The review of the 2604 records identified 210 medical adverse events, most of them occurring early in the care process. Sixty-seven per cent of the adverse events involved prevention failure, mainly for tetanus but also for thrombosis and rabies. For the other 33% it was possible to determine two situations with a high risk of adverse event: body contusions following a traffic accident and metacarpo-phalangeal thumb sprains. The re-review evaluated the positive predictive value of the initial review to be 97.5% and its negative predictive value to be 96%. It is concluded that the review of the initial record by a single senior is effective in detecting the adverse events. Prevention of two-thirds of them could be possible by the implementation and monitoring of protocols.

Aftercare↗