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Biomedical subjects

H Vasey

Publications and source records attributed to H Vasey.

34 records · Page 2Linked to original sources

[is there an osteomalacia component in femur neck fractures?].

In 29 patients with fractures of the femoral neck (group A) and 22 patients operated on for osteoarthritis of the hip (group) B), plasma levels of 25-hydroxycholecalciferol (25-OH-D3) were compared with the results of histological bone tests. A third group of 19 patients at the Geriatric hospital served as a control in this age group for 25-OH-D3 values (group C). The average level of 25-OH-D3 was 9.64 +/- 5.8 micrograms/l in group A and 13.25 +/- 7.6 micrograms/l in group B. This difference is not significant. On the other hand, the difference between groups B and C (9.31 +/- 4.04) is significant (2 p less than 0.05). Evaluation of the histological sections did not reveal evidence of osteomalacia. Generally speaking, the levels of plasma 25-OH-D3 in these patients were low, but without signs of osteomalacia on histological evaluation.

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[Preventive antibiotic therapy in orthopedic surgery].

Prophylactic antibiotics are useful if the right substance hits the right place at the right moment. Wound contamination and infection rates are generally low in clean orthopaedic wounds. Systematic treatment is therefore not justified for all patients. The high risk must nevertheless be protected. The indications for antibiotherapy, systemic or local, of eight Swiss clinics are discussed. 86% patients left these clinics without having received any systemic antibiotics at all.

Anti-Bacterial Agents↗

[Bilateral fractures of the proximal end of the femur].

72 patients with bilateral non-contemporary fractures of the proximal end of the femur are reviewed. This group is compared with 203 similar unilateral lesions. A statistical analysis is performed. The age of the patients, when sustaining the first of bilateral fractures and in the control group is similar. The second fracture occurs sooner in men than in women; The mortality for the second fracture does not differ from that in the control group in spite of the higher average age of the bilateral group. Fractures of the proximal end of the femur appear to occur more often in isolated subjects, The second fracture preferentially affects the same site (cervical or trochanteric region). An individual who sustains bilateral noncontemporary fractures of the proximal end of the femur is not distinguishable by poor general condition but has a weak point in the cervical or trochanteric region.

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