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Biomedical subjects

F Debiais

Publications and source records attributed to F Debiais.

29 records · Page 2Linked to original sources

[Unsatisfactory results of intradiscal injection of triamcinolone hexacetonide in the treatment of sciatica caused by intervertebral disk herniation].

Sciatica caused by intervertebral disc herniation can be treated with intradiscal injection of chymopapain. A search for a cheaper and less allergizing product led to triamcinolone hexacetonide, this procedure being known as "nucleorthesis". The first results at 6 months were encouraging. In 3 centres where triamcinolone hexacetonide was tested with a more than 2 years' follow-up 92 patients could be evaluated. The results obtained were considered satisfactory in 34 patients (36.9 percent), but they were poor in 19 patients (20.6 percent), and 39 patients (42 percent) had to be operated upon within 2 years. Return to surgery took place within the 6 months following nucleorthesis in 18 patients (19.56 percent) and beyond this period in 17 patients (22.8 percent) with degradation of the results. Moreover, calcifications were found in 19 out of 38 patients; they were of varying size, sometimes detected only at computerized tomography, and some of them appeared to produce symptoms. All considered, the failure rates, the number of patients who required surgery and the occurrence of large and sometimes symptomatic calcifications make triamcinolone nucleorthesis unacceptable compared with the recognized percentages of success with papain nucleolysis and surgical operations. For these reasons, we consider that this treatment should be abandoned.

Anti-Inflammatory Agents↗

[Infectious spondylodiscitis. Analysis of a series of 105 cases].

Among 105 cases of infectious spondylitis diagnosed and treated from 1971 through 1990, 23 were due to tuberculosis (TS) and 82 to other causes (NTS). The annual number of cases of NTS rose over the study period, partly because of an increase in iatrogenic spondylitis, whereas the number of TS cases fell. In both groups, mean age of patients was higher than in earlier studies. The leading causative agents in NTS were staphylococci, followed by streptococci, then Escherichia coli. Diagnosis of spondylitis was dependent on the imaging techniques used; among available methods, the most reliable was magnetic resonance imaging which improved diagnostic performance by detecting early, specific changes. Except in patients with positive blood cultures and in TS patients with Koch bacilli recovered from other visceral foci, bacteriologic diagnosis rested on studies of samples taken from the spinal infection site. Half the subjects underwent discovertebral needle biopsy, with a success rate of 47.5%, a figure comparable with those reported in other studies. In 30% of patients, bacteriologic documentation of the infection was not obtained and diagnosis rested on a set of clinical, biological, and radiological criteria.

Bacterial Infections↗

[Calcifications after intra-disk injection of triamcinolone hexacetonide in lumbar disk hernia. Evaluation of therapeutical results in 3 years].

The development of disk or epidural calcifications is a frequent possibility following intra-disk injection of triamcinolone hexacetonide. It was found 10 times in 26 follow-up CT scans obtained 2 to 3 years after the injection. These calcifications are often clinically silent, but they sometimes accompany a recurrence of the initial painful symptomatology. Furthermore, evaluation at 3 years of therapeutic results in a previously published series of patients who had received an intra-disk injection of triamcinolone hexacetonide showed a marked decrease in favourable results (30% vs 67% at 6 months). These two arguments: disappointing long term results and possibility of disk calcifications, are felt by the authors to justify abandoning the technique of triamcinolone hexacetonide by intra-disk injection in the treatment of lumbar disk prolapse.

Adult↗

[Articular manifestations in Wegener's disease. Report of 13 cases].

Seventeen cases of Wegener's granulomatosis have been reviewed in search of articular involvement. Articular symptoms were present in 13 cases (76 p. cent), and were inaugural in 9 cases (53 p. cent). Six of these patients experienced arthralgias, which were most often migratory, and were inaugural in 3 cases. Seven patients had arthritides, which were inaugural in 6 cases; they were fixed and additive in 6 of these 7 cases, making up a distal polyarthritis in 3 patients, and an oligoarthritis in the 3 other ones; they were transient and migratory in 1 case. The 3 cases of distal polyarthritis were inaugural and fulfilled the ARA criteria for rheumatoid arthritis; two of them were accompanied by nodules which were quite identical to rheumatoid ones. There was no axial involvement. Joint involvement was not destructive and had a favourable course under disease treatment. Myalgias were present in 3 cases, one of which simulated Horton's disease. Biological manifestations chiefly consisted of marked inflammatory changes. Antineutrophil cytoplasm antibodies were present in 11 out of 16 patients in whom they were searched; among 6 of these patients who had active disease, they were present in 5. The antibody level decreased as treatment reduced disease activity and suppressed joint involvement. Joint involvement in Wegener's granulomatosis seems to be the inconstant hallmark of disease activity. It requires no specific treatment.

Adult↗

[Post-traumatic reactive arthritis. Etiologic, clinical and diagnostic aspects. Apropos of 6 cases].

The relationship between trauma and reaction arthritis, although controverted must be interpreted in each specific cases, after chronological analysis of the events. The localizing role of a trauma occurring before the infectious episode and affecting, topographically, a specific joint, may be accepted. It is reasonable to admit that a trauma, following an infectious episode, may possibly trigger rheumatism, providing that one of these arthritis corresponds topographically to the trauma. On the contrary, it does not seem possible to accept, in the present state of our knowledge, that an isolated trauma occurring on a genetically predisposed individual, may generate, out of nothing, a Fiessinger-Leroy-Reiter syndrome.

Adult↗

[Retrospective study of the possible role of injuries in the genesis of ankylosing spondylitis, Fiessinger-Leroy-Reiter syndrome and other reactive arthritis, unclassified B27 rheumatism in adults and chronic B27 arthritis in children].

If the revealing or aggravating effect of traumas is known in the course of ankylosing spondylarthritis, their etiological role is debatable. We have reviewed 370 files of patients with ankylosing spondylarthritis, 11 of which were mentioning a post-traumatic onset, without being able to find a single case which could satisfy irrefutably the criteria of imputability. It was the same for 51 cases of the Fiessinger Leroy Reiter syndrome 29 cases of reactional arthritis and 42 cases of unclassifiable Rheumatism HLA B27+, and all affections that could develop into an ankylozing spondylarthritis. On the contrary, in 53 cases of chronic juvenile arthritis HLA B27+, we found 5 cases which satisfied the criteria attributable to a trauma. The critical review of the literature also leads us to question the causal role of trauma in cases of ankylosing spondylarthritis and the Fiessinger Leroy Reiter syndrome where trauma is presented as such.

Adult↗