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Biomedical subjects

M Kone

Publications and source records attributed to M Kone.

28 records · Page 2Linked to original sources

[Chronic diarrhea and parasitoses in adults suspected of AIDS in the Ivory Coast].

148 adult patients with chronic diarrhoea and suspected to be HIV infected have had stool examinations. 46 are without any enteric parasite. Those detected in the others patients are Sporozoans: I. belli (16.2%) and Cryptosporidium sp. (6.7%) found alone or joint, together or with other parasites. Among those, all Flagellate species are identified, but T. intestinalis (6%) is predominant. Entamoeba coli (8.%) is the most frequent amebic species, however, E. histolytica histolytica have been found twice, once singly, the second associated with I. belli, Schistosoma mansoni and Candida albicans. Necator americanus (14%) and Strongyloides stercoralis (12%) are the predominant worm species. Among the yeasts, C. albicans (35.8%) is the most important species isolated, singly in 13.5% of the patients. In an intertropical and parasitical endemic area where many parasites are not considered uncommon, opportunist agents as I. belli, Cryptosporidium sp. and C. albicans appear in an non-negligible frequency in our study.

Acquired Immunodeficiency Syndrome↗

[Risks of medical complications inherent in technics of assisted procreation (excluding legal incidences)].

Although in France the law is still relatively poor in matters concerning complaints against medical people for accidents and incidents in connection with assisted reproduction, it appeared to the authors that it would be interesting to examine the subjects. There is some French and Anglo-saxon literature about the matter so that the circumstances that can be dangerous for the patients as well as well as for the doctors carrying out the processes can be listed in connection with the medico-legal field. When the legal cases in connection with the manipulation of gametes and of embryos have been excluded, there only remain the risks linked to the complications of the various techniques of assisted reproduction. These include those in connection with induction of ovulation and ovarian hyperstimulation. After having made a list of the risks in connection with In-Vitro Fertilization, with G.I.F.T. and with the various technique similar to it, such as artificial insemination donor, the authors suggest the steps that can be taken to prevent these medical complications and their eventual medico-legal repercussions. These consist of good organisation and improving the facilities dealing with assisted reproduction. The personnel should be well trained, as much information as possible should be given to the patients so that they give informed consent, whether exploratory procedures are being carried out or they are being treated with hormones, or having such manipulations as are necessary to obtain the desired pregnancy for them.

Female↗

[Intestinal helminthiasis on Ancien-Fresco island (Ivory Coast)].

An epidemiologic survey has been done in November 1987 on 220 children aged from one to four in the Ancien-Fresco island (Côte-d'Ivoire). The results show that 84.5% of the children whose excreta have been examined have parasites. The Ascaridiasis is the helminthiasis the most frequent.

Ascaridiasis↗

A randomized, double-blind study on the efficacy and safety of a practical three-day regimen with artesunate and mefloquine for the treatment of uncomplicated Plasmodium falciparum malaria in Africa.

A randomized, double-blind, parallel-group study in 104 hospitalized patients with acute, uncomplicated Plasmodium falciparum malaria was performed in West and Central Africa from March to July 2001. Patients were randomized to receive simultaneous dosing (artesunate 200 mg/d plus mefloquine 250 mg/d from the first to the third day [investigational group]) or sequential dosing (artesunate 200 mg/d for 3 d plus mefloquine 250 mg on the second and 500 mg on the third day [reference group]). Patients were followed-up for 28 d, and clinical and parasitological outcomes were assessed. The 14-d cure rate was 100% in the investigational group and 98% in the reference group with no recrudescence until day 28. Mean times to fever and parasite clearance were similar between the 2 groups (32 h vs. 26 h and 45 h vs. 48 h) and tolerability was good in both groups. The number of patients with vomiting was statistically significantly lower in the investigational group compared to the reference group (3.8% vs. 19.2%, P = 0.014). A 3-d once-daily co-administration of artesunate and mefloquine starting on day one offers a practical dosing regimen, which is highly effective and well tolerated in patients with uncomplicated P. falciparum malaria.

Adolescent↗

Isoniazid plus sulphadoxine-pyrimethamine can reduce morbidity of HIV-positive patients treated for tuberculosis in Africa: a controlled clinical trial.

An annual 20% excess mortality rate is observed in HIV-seropositive patients after treatment for tuberculosis. An affordable secondary prophylaxis against main opportunistic diseases is needed, i.e. against tuberculosis, toxoplasmosis, pneumocystosis and other infections occurring in this target population. This open prospective randomized study assessed morbidity and mortality in 2 cohorts of HIV-seropositive patients having recently recovered from pulmonary tuberculosis: 134 patients assigned to prophylactic treatment with isoniazid (INH, 300 mg once daily) plus sulphadoxine-pyrimethamine (S, 500 mg/P, 25 mg once weekly), and 129 were controls, comparable for sex, age, weight and HIV-serology. Patients were followed-up for up to 2 years: 192 person-years (PY) in the prophylaxis group and 142 PY in the control group. Four patients developed tuberculosis and 20 patients died in the prophylaxis group, compared to 10 and 23 controls, respectively. Sick days were reported by 22 patients in the prophylaxis group and by 77 patients in the control group. This prophylaxis was associated with a moderate decrease of mortality (log rank test: p = 0.1736), a significant decrease of tuberculosis incidence (log rank test: p = 0. 0234), a highly significant reduction of adverse events and sick days, and a prevention of wasting (p = 0.008) and anaemia (p = 0. 045). No death from toxoplasmosis occurred in the prophylaxis group as compared to 2 possible cases among controls; toxoplasmosis IgG levels declined in treated patients, but increased in controls (p = 0.01). There was no adverse drug reaction due to SP (10,006 doses) or to INH. Compliance with SP intake was good, but moderate as with INH intake. We conclude that a secondary prophylaxis with INH+SP represents a cost-effective measure to improve health conditions of HIV-infected adults in Côte d'Ivoire, following a full treatment course against tuberculosis.

AIDS-Related Opportunistic Infections↗

[Antiphospholipid antibodies in African women presenting obstetrical complications].

The presence of antiphospholipid antibodies (APL) has been investigated in 68 African women presenting obstetrical complications versus a control group of 22 pregnant healthy women. Patients inclusion criterias were recurrent foetal loss, pre eclampsia, retroplacental haematoma and chronic foetal suffering. Eight of patients (11.8%) had a positive APL diagnosis, versus 0% in controls, using the combination of diluted thromboplastin test and Staclot LA These results argue for the systematic APL screening in African women with obstetrical complications, and could further improve the management of patients at risk.

Antibodies, Antiphospholipid↗

[Decrease in chloroquine resistant Plasmodium falciparum in the Abidjan region (Ivory Coast)].

The authors reviewed the evolution of Plasmodium falciparum chloroquine resistance in greater Abidjan for the year 1990. They used the classical course of treatment consisting of 25 mg per kg of bodyweight distributed on three days. Parasitaemia and body temperature controls were carried out on day O, day 2 and day 7. The study, which involved 547 children averaging 38.3 months of age disclosed an early in vivo resistance in the range of 18.20% as against 29.6% in 1988.

Body Temperature↗

[Influence of socioeconomic conditions on the occurrence of intestinal helminthiases. Study of 1001 students in Abidjan (Ivory Coast)].

We report the results of epidemiological research carried out using a sample of 1,001 children between the ages of 4 and 15 in the city of Abidjan. The aim of the study was to explore the relationship between socioeconomic conditions and the occurrence of intestinal helminthiasis. The variables evaluated in this study were the monthly income of the parents, daily food budget per person, number of people sharing accommodation, availability of running water and electricity, availability of food near schools and regular anti-parasite treatment.

Adolescent↗