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Biomedical subjects

B Benoit

Publications and source records attributed to B Benoit.

58 records · Page 4Linked to original sources

[Management of ovarian cysts].

Ovarian cysts occur frequently in women of reproductive age. These are usually functional cysts which resolve spontaneously and whose evolution can be followed with ultrasound. Non-functional cysts have diverse histologic origins. The most common are serous and mucinous cystadenomas which arise from the epithelial wall of the ovary, endometriomas which arise in the setting of pelvic endometriosis, and dermoid cysts which arise from the germinal cells of the ovary. Endovaginal ultrasound with Doppler enhancement is the best imaging technique to establish the nature of cysts and to distinguish cysts suspicious for malignancy which require more invasive investigation. Pelvic laparoscopy is the surgical approach of choice for the treatment of non-functional benign ovarian cysts. Conservative treatment to shell out the cyst and preserve functional ovarian tissue should be reserved for women desirous of future pregnancies. The risk of ovarian cancer remains a major preoccupation of the surgeon. Where malignancy is suspected, laparoscopy is contraindicated and a median laparotomy is appropriate for radical extirpative surgery. This article describes the diagnostic techniques which allow a laparoscopic approach to presumably benign cysts and discusses surgical techniques specifically adapted to their different histologic nature of ovarian cysts.

Biomarkers, Tumor↗

[Value of ultrasonics in acute pelvic infections].

Sonograms performed in 228 women admitted for acute pelvic infection has enabled to find a normal image in 39.9% of the cases. In order of frequency, the abnormalities include: endometrial alterations (31.1%), one (or several) pelvic masses (25.9%) and a collection in the Douglas cul-de-sac (22.8%). The main advantage of the examination in the acute phase is the diagnosis and the study of the mass structure: most of the time, it concerns a "mixed" or heterogeneous aspect, for all of the images of a mass, as well as for images corresponding to a tubo-adnexal collection. The major critic of this examination is the lack of specificity of the images which are very diversified. The risk of confusion with another pathology (gynecological or, exceptionally gastro-intestinal) must be decreased with an examination of good quality and comparison with the clinical context. The presumption of a tubo-adnexal collection cannot, in most cases, be established with certainty. However, the Echography guides the diagnosis by showing an anechogenous image or a particular aspect (Douglas abscess, huge septated images of sequelae) and remains more reliable than clinic to detect the mass (44% of false negative, clinically) and follow the evolution of the disease. The therapeutic advantage is also mentioned, but the tap of an abscess under sonogram guidance is seldom performed.

Acute Disease↗

[Thanatophoric nanism: a case of early ultrasonic diagnosis].

The diagnosis of a thanatophorous nanism is evoked in the presence of an abnormality of the size of the long bones. This study records the symptoms which, on sonograms, permit to recognize this fatal form of nanism among other forms of metaphysis chondrodysplasia, in order to establish a diagnosis before deciding to interrupt the pregnancy.

Adult↗