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Biomedical subjects

A Albassir

Publications and source records attributed to A Albassir.

At least 19 recordsLinked to original sources

Anterior elbow dislocation with recurrent instability.

Anterior elbow dislocations are often associated with severe soft tissue lesions. The mechanism of dislocation is usually an anteriorly directed blow on the proximal ulna after a fall on a flexed elbow. Simple anterior elbow dislocations are traditionally treated by closed reduction followed by a short period of immobilisation. Fracture-dislocations are usually unstable after reduction and necessitate surgical management. The authors report a case of acute anterior dislocation with a concomitant radial head fracture that was complicated by recurrent instability. The literature is reviewed to discuss a treatment strategy.

Aged↗

[Hemi-arthroplasty of the shoulder: radiological, functional and dynamic studies].

From September 1973 to October 1992, forty-three shoulder arthroplasties were performed in forty-one patients with complicated fractures or degenerative disease. Radiological and functional assessment with a mean follow-up time of forty-five months permitted us to review twenty patients with fifteen Neer II prosthesis, three isoelastic prosthesis and two total shoulder replacements. Of these, eleven presented with traumatic injuries and four with degenerative disease. The mean age at operative time was 61 years. Radiological evaluation showed that all cases had a retroversion of about 30 degrees. Normal humeral length and lateral shifting were not achieved in most patients; in fact only one had a restored length and lateral shifting. The mean scapulothoracic range of motion was found to be half that of a normal gliding shoulder (angle 30 degrees instead of 60 degrees). The subacromial space was diminished by one third in all cases. Relief of shoulder pain was the most significant finding. Mobility was restored to a level of about 75% of normal according to Constant's Scale. Dynamometric measures showed an important loss of force (47% of normal) despite a normal external rotation force. Recent improvements in implant conception (modular prosthesis) and a better understanding of physiological shoulder mechanisms should improve the functional results of this arthroplasty in the future.

Adult↗

[Treatment of painful spondylolysis using Morscher's hook].

An original technique of direct isthmic reconstruction described by E. Morscher was used in 25 patients with painful spondylolysis after failure of conservative treatment. After a follow-up of 25 months, the functional and radiological results were evaluated and compared with other techniques. Nineteen patients had an excellent or good functional result, in 2 patients the result was fair, and 4 patients had no beneficial effect on pain. The best results were seen in patients younger than 20 years, with an olisthy of less than 10 mm, without associated joint, disc or ligament pathology. In these cases, good results were achieved in 90%, and there was radiological consolidation in 100%.

Adolescent↗

[Coxa vara. Isolated growth of the greater trochanter. Prevention-treatment].

Prevention of avascular complications is a primary aim. The ischemic insult to the femoral head provokes different types of morphologic deformities depending on its location. When the lateral part of the growth plate is affected, the head will be in valgus with a short neck, on the contrary, when the medial part is affected, a coxa vara occurs. The sooner the growth is stopped, the shorter the neck will be. Nevertheless, the greater trochanter will continue its growth and under certain conditions, will extend beyond the head. The Articulo-Trochanteric Distance is a measurement of the deformity which may be checked regularly. Early recognition permits prevention and adequate treatment. Treatment options include epiphysiodesis of the greater trochanter before the age of 8 to 10 years, trochanteric repositioning with osteotomy, and valgus osteotomy (Pauwels' Y-osteotomy).

Bone Diseases, Developmental↗

[Comparative study of a series of normal knees and a series of knees with patellar instability].

In studying the long-term follow-up of 39 cases of patellofemoral instability operated in our department for recurrent dislocation, we also analyzed their morphological appearance on X-ray. We compared the data given by Maldague and Malghem, Dejour and Walch for the pathological conditions of our cases with the same number of normal knees. This comparative analysis showed that measuring the bulging of the upper part of the trochlea and the depth of its groove on a lateral view is a reliable method to evaluate patellar instability. The classical axial view gives less useful information to quantify the instability. However, this axial view shows a particular aspect in the cases of severe instability: the fulcrum of the trochlea is displaced inwards while the inner trochlear facet is smaller or even absent. This precise radiological examination and the complete clinical examination with an analysis of the "morphotype" (Lerat) are necessary in the screening, diagnosis and treatment of severe patellofemoral instability.

Follow-Up Studies↗

[Treatment of major patellar instability. Results of the Fèvre-Dupuis operation].

In the treatment of recurrent subluxation and dislocation of the patella in adolescents and young adults, the authors describe a method consisting of: --a modified Roux procedure for internal transposition and advancement of the anterior tibial tuberosity; --the Lecène technic for over-the-top reinsertion of the vastus medialis on the lateral aspect of the patella. All the patients had a plaster cast for 10 days followed by rehabilitation until normal knee function was achieved. Stiff knees were mobilized under general anesthesia. Normal activity was progressively resumed 6 weeks after surgery. Out of the 31 patients (41 knees) available for objective follow-up evaluation, 26 were women and 5 men, with an average age of 19 years. The mean follow-up period was 9 and a half years with a minimum of 2 years and a maximum of 23. End results in terms of relief of pain, patellar stability and knee function were gratifying. Thirty knees were rated good, 8 fair and 3 poor. No recurrence of subluxation or dislocation was found.

Adolescent↗

[Pathology of the anterior peroneus tendon and that of the intermetatarsal bone].

The inconstant peroneus tertius is the fourth muscle in the antero-lateral aspect of the leg. Its tendon crosses the fourth tendon of the extensor hallucis brevis on the dorsal aspect of the cuboïdo-metatarsal joint. If an impingement occurs it may provoke a painful condition and a typical synovial cyst. The anatomy and the pathology of the condition are described. The treatment is very simple: the inconstant tendon should be removed when it produces symptoms. An accessory bone, the intermetatarsal bone, located at the proximal part of the first intermetatarsal or intercuneiform space, may have various shapes. It can provoke pain in the first space when pressure is exerted on capsulo-ligamentous structures or on neuro-vascular elements. The treatment is excision of the accessory bone.

Foot Diseases↗