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We treated 34 patients with recurrent dislocation of the hip with a constrained acetabular component. Roentgen stereophotogrammetric analysis was performed to assess migration of the prosthesis. The mean clinical follow-up was 3.0 years (2.2 to 4.8) and the radiological follow-up was 2.7 years (2.0 to 4.8). At the latest review six patients had died and(More)
Chordoma is a rare primary bone tumour that presents with signs and symptoms of local compression and myelopathy. A case of C4 chordoma with unusual clinical and imaging features is presented. The diagnosis of chordoma requires clinical, radiological and pathological correlation. Clinical features may include laryngeal symptoms arising from distortion of(More)
In a period of 6 years 819 children affected with drepanocytosis (S. E.) were treated at the children's clinic in Luanda. At the time of diagnosis the age of the 457 boys amounted to 3.4 +/- 2.7 years and that of girls to 4.3 +/- 3.4 years. The age distribution shows that 40.2% of the patients were in their first 2 years of life. Conditions of crisis which(More)
In 819 children the Hb concentration, its dependence on the course of disease, the impact of various crises on Hb values and the behaviour of MCHC were evaluated. In the mean there was an anemia of 4.65 +/- 0.5 Hb mmol/l. In the course of 6 years a significant decline anemia of 4.65 +/- 0.5 Hb mmol/l. In the course of 6 years a significant decline of the Hb(More)
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