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Biomedical subjects

J Barrat

Publications and source records attributed to J Barrat.

At least 163 records · Page 9Linked to original sources

Obstetrical advantages and perinatal risks of indomethacin: a report of 818 cases.

In a series of 818 patients treated with indomethacin during pregnancy, the rate of perinatal complications was 1.8%. The risk was increased to 13% if indomethacin was being taken at the time of delivery, and when treatment was prolonged. The serious nature of certain complications (persistence of fetal circulation and oligo/anuria) means that indomethacin should only be used in cases in which betamimetic drugs are formally contraindicated or if there is a risk of unacceptable prematurity. Even in such cases, indomethacin should only be given for short period (< 1 week).

Delivery, Obstetric↗

Safety evaluation of the SAG2 rabies virus mutant in Tunisian dogs and several non-target species.

The safety of the SAG2 rabies virus, a highly attenuated mutant of the SAD strain intended to vaccinate dogs by the oral route, was evaluated in local Tunisian dogs and in five other local species likely to consume vaccine baits. These species were the domestic cat (Felis catus), the jackal (Canis aureus), the jerboa (Jaculus orientalis), the merion (Meriones sp.) and the gerbil (Gerbillus campestris). The vaccine was administered orally to 21 dogs, 11 cats and eight jackals and orally or intramuscularly to 62 wild rodents of the above-mentioned species. Seven dogs, one cat, five jackals all juvenile and with poor health status) and two rodents died for intercurrent causes. The others were observed for 60-180 days. No animal showed any rabies symptom. Seroneutralizing antibodies were observed in all experimental groups, only after vaccination, with the highest rate being observed in jackals and rodents. The rabies virus was detected in the oral cavity of three cats 6 h after oral instillation, but was not isolated later either in saliva or in salivary glands. Tissue samples (brain and salivary glands) from dead or euthanized animals were examined for the rabies virus antigen by a fluorescent antibody test. No rabies antigen was detected. These trials confirm the safety of the SAG2 strain on the Tunisian species already demonstrated by other authors on many other target and non target species.

Administration, Oral↗

[Clear cell vaginal adenocarcinoma in young girls. Apropos of a personal case].

A personal case which has been studied has given the authors the opportunity of analysing the characteristics of clear-cell adenocarcinoma of the vagina in a young girl. Adhesions are most often discovered in cases of metrorrhagia or discharge about the time of puberty. Thence as a friable tumour on the anterior wall of the vagina. Usually diethylstilboestrol has been given during intrauterine life. Histologically clear cell carcinomata of the vagina are characterised by a glandular structure in which large cells with large nuclei and clear cytoplasm as well as small cells with "tapestry-maker nail patterns" are found together. Treatment is surgical: total colpohysterectomy with conservation of the ovaries, with lymphadenectomy and with conservation of a vaginal cavity. Prevention consists in screening those who have been exposed to the risk and treating lesions that have been found, but above all in care in using estrogens in pregnant women.

Adenocarcinoma↗