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Biomedical subjects

F L'Huillier

Publications and source records attributed to F L'Huillier.

13 recordsLinked to original sources

[The carpus-metacarpus-index distance: a measurement for quantifying radiological lesions in rheumatoid polyarthritis. Comparison with Larsen's scores and Steinbrocker's index].

The carpus-to-digits distance measured on a posteroanterior roentgenogram of the hands and wrists takes into account 18 different joints. This study demonstrates that the carpus-to-digit distance is a simple, reproducible score which reliably reflects progression of roentgenological rheumatoid arthritis lesions and is correlated with Larsen's lesion score and with Steinbrocker's index, but not with Larsen's erosion score during the first two years after onset of the disease. Larsen's erosion score and similar parameters should be preferred for clinical studies of recent-onset rheumatoid arthritis. The carpus-to-digit distance, which requires neither a reference film not observer training, is appropriate for long-term clinical studies.

Arthritis, Rheumatoid↗

[MRI of the knee. Value of delayed sequences after intravenous injection of gadolinium].

A prospective study of delayed sequences after intravenous injection of gadolinium for knee MRI shows the similar results as from the literature: enhancement of synovial fluid after 30 minutes. Sixteen patients were studied mainly with gradient echo. This phenomenon improves the visualisation of the intraarticular structures like meniscus, cruciate ligaments, or cartilage. This study leads to use this technique in case of difficulties like postoperative intraarticular lesions.

Cartilage, Articular↗

[Chemolysis of intravertebral disk hernia and spinal syndrome].

The authors report a 31 year old patient who underwent L5-S1 chemonucleolysis. The prenucleolysis discogram disclosed intravertebral discal displacement. Severe spinal symptoms and development of geodes in the endplates adjacent to the treated disk occurred after the procedure. This case suggests that intraosseous discal displacement may be a risk factor for postchymopapain nucleolysis discitis and may contraindicate chemonucleolysis.

Adult↗

[Radiologic anatomy of the wrist].

Wrist imaging still relies first on plain X-Ray films, MRI allows excellent appreciation of the sculture of bones, ligaments, tendons and even nerves. C.T. is essentially useful in traumatology, while Wrist arthrography can be useful for detection of small ligament lesions.

Humans↗

[Anulography].

Despite new imaging modalities such as MRI, the discography remains useful, particularly as the first step of chemonucleolysis. The anulography corresponds to a technical error due to the wrong position of the needle during the procedure. We have noticed 32 anulographies on 1226 discographies done in our department, between 1985 and 1989. The anulography exhibits a typical pattern that must be diagnosed; if not, that can lead to a diagnosis mistake or a wrong therapeutic attitude. The needle of discography must then be repositioned.

Adult↗

[Coxarthrosis].

Explore the source record for details and available documents.

Humans↗

MRI in the diagnosis of so-called pituitary apoplexy: seven cases.

The authors describe seven cases of pituitary adenoma with acute neurological symptoms (the so-called pituitary apoplexy), which were examined by magnetic resonance imaging (MRI). Four patients underwent surgery and the diagnosis of pituitary adenoma was histologically confirmed. In 3 patients, conservative treatment was decided and serial MRI examinations showed progressive decrease in size of the tumour, leading in one case to an empty sella. Computerized tomography (CT) was positive in all 7 cases, but less contributive than T1-weighted MRI images both for tumoral volume determination and detection of intratumoral haemorrhage. Although theoretical problems may arise concerning the diagnosis of acute intratumoral bleeding at an early stage, the authors emphasize the value of MRI in showing the extension of the tumor into the retroclival cistern and the cavernous sinus, especially when surgery is not performed in the acute period.

Acute Disease↗

[Lumboradiculalgia and calcified disk hernia].

In the context of a particular case report, the authors recall that calcified discs may be responsible for root pain, hyperalgic sciatica or lumbago. In the present case, the pain responded to intra-discal injection of long-acting corticosteroids. The authors compare this case to 10 other personal cases and 16 cases reported in the literature.

Calcinosis↗