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Biomedical subjects

J Ninane

Publications and source records attributed to J Ninane.

At least 37 records · Page 2Linked to original sources

HIV Infection in Children Born Before and After Immigration to Belgium.

Methods: The records of 119 children, either infected with HIV or born to HIV-infected mothers were reviewed. This group was mainly represented by children whose families came to Belgium from Central Africa. Seven children were infected through blood or blood products transfusion, whereas the remaining 112 were born to infected mothers. Most of the latter were infected through heterosexual contacts. Results: The overall rate of perinatal transmission was 44%. The transmission rate observed in our population is higher than in other European studies and closer to African studies. Lymphadenopathy was observed in 86% of infected children versus 16% in noninfected children during the first year of life (p =.0002). Serum IgG level was higher in infected children than in noninfected children. Conclusions: HIV transmission is firmly related to breast feeding.

Journal Article↗

Variation in the use of ondansetron as an antiemetic drug in children treated with chemotherapy.

Selective 5-HT3 receptor antagonists such as ondansetron are potent antiemetics for chemotherapy-induced emesis. Ondansetron has been shown to be highly effective in preventing nausea and vomiting in children treated with chemotherapy and/or radiotherapy. However, its high cost may limit its application. A "physician profile" provided by the hospital pharmacy and a questionnaire survey conducted amongst the attending physicians of the hematology/oncology division of a children's hospital showed wide variation in ondansetron use. This variation was evident for both the indications of use and the schedule of administration. Moreover, 80% of the physicians were not aware of the actual cost of ondansetron. In order to reduce this variation, which may affect the quality of care and increase costs unnecessarily, guidelines have been developed for the use of antiemetic drugs in pediatric oncology patients at this institution.

Antineoplastic Agents↗

Cervical epidural analgesia for a cancer child at home.

A cervical epidural catheter was placed in a 32-month-old girl suffering from painful bone metastases of a relapsing neuroblastoma in the left forearm. This therapeutic approach was chosen because oral morphine had failed to provide analgesia while producing intolerable side effects. The epidural injection of a mixture of morphine and bupivacaine provided complete analgesia with no side effects. This enabled the parents to take care of their child at home until the end, 35 days later.

Analgesia, Epidural↗

Haematological disturbances during long-term valproate therapy.

A 14-year-old boy with mental retardation presented with severe thrombocytopenia, macrocytic anaemia and allergic dermatitis. He had been treated with valproate for seizures since the age of 2 years. Clinical examination showed severe purpura, mucous bleeding and extensive dermatitis. Tests to detect serum direct antiplatelet antibodies were positive and bone marrow examination revealed myelodysplastic abnormalities. Valproate was discontinued and both dermatitis and general condition of the child improved with normalization of the full blood count. This report suggests that valproate may produce both peripheral immune thrombocytopenia and severe bone marrow depression several years after the initiation of the therapy.

Adolescent↗

A multicentre study of fluconazole versus oral polyenes in the prevention of fungal infection in children with hematological or oncological malignancies. Multicentre Study Group.

A randomized, comparative study was conducted in 502 patients in 23 centres world-wide to assess the efficacy and safety of fluconazole versus nystatin and amphotericin B for prevention of fungal infection in a severely immunocompromised pediatric population. Patients scheduled within 48 hours to undergo chemotherapy or radiotherapy for hematological or oncological malignancies were randomly allocated to receive 3 mg/kg oral fluconazole once daily, 50,000 U/kg oral nystatin four times daily or 25 mg/kg oral amphotericin B four times daily. Prophylaxis began with the initiation of chemotherapy or radiotherapy and continued throughout a patient's hospital stay or period of neutropenia as necessary. The mean duration of fluconazole prophylaxis was 27.8 days and of the oral polyenes 29.2 days. The outcome of prophylaxis with fluconazole was significantly superior to that with the polyenes (p = 0.01). Mycologically verified infections occurred in 5 patients (2.1%) given fluconazole and in 21 (8.4%) given polyenes (p = 0.002). Clinical evaluation at the end of prophylaxis showed that the clinical outcome was definitely or possibly successful in 87% in the fluconazole group and 82% in the polyenes group with no significant differences between the treatment groups. Mycological evaluation demonstrated reduction or control of colonization in 84% in the fluconazole group and 85% in the polyenes group, again with no significant between-group differences. Possibly drug-related side effects, mainly mild to moderate gastrointestinal disturbances, were reported in 38 patients given fluconazole, with eight subsequent withdrawals, and in 21 patients given oral polyenes, with three subsequent withdrawals. Laboratory test abnormalities occurred in 28 patients given fluconazole and 24 given polyenes.(ABSTRACT TRUNCATED AT 250 WORDS)

Administration, Oral↗

Two cases of congenital dyserythropoietic anaemia type I associated with unusual skeletal abnormalities of the limbs.

This report describes the cases of two young female patients with congenital dyserythropoietic anaemia (CDA) type I who presented similar hand and foot skeletal abnormalities: lack of distal phalanges and nails, and syndactyly. Up to now, some morphological malformations have been described in association with CDA type I but there is no report of skeletal defects. These two cases are suggestive of a possible association between this hereditary anaemia and specific skeletal abnormalities of the distal extremities.

Abnormalities, Multiple↗

[Eruptive fever of rare cause: familial hemophagocytic lymphohistiocytosis].

BACKGROUND: Clinical onset of familial lymphohistiocytosis is non-specific so that the diagnosis of this rare and severe disease is difficult. CASE REPORT: An 8 week-old girl was admitted suffering from fever and rash. She had hepatosplenomegaly. She developed pancytopenia (Hb: 6.6 g/100 ml; WBC: 4500/mm3; platelets: 25,000/mm3) impaired liver function tests (prothrombin: 15%, blood bilirubin: 40 mg/l; SGOT: 160 mU/ml) and hypofibrinogenemia (0.3 g/l) within a few days. Bone marrow examination showed diffuse histiocytic infiltration and erythrophagocytosis, suggesting a syndrome of inappropriate macrophage activation. The age of the patient, parental consanguinity and absence of specific infection led to diagnosis of familial erythrophagocytic lymphohistiocytosis. The patient died 18 days after clinical onset. CONCLUSION: The diagnosis of this unusual syndrome in infants is strongly supported by parental consanguinity as seen in our case or a positive family history. In this condition, erythrophagocytosis is often a marked feature.

Exanthema↗

[The role of ultrasonography in abdominal pain in children in the emergency room].

Our retrospective study aims at defining the influence of ultrasonography on the management of acute abdominal pain in a pediatric population. This technique appears to be essential in the diagnosis of intussusception and thus, should be recommended in all cases of acute abdominal pain in the population at risk for this disorder. On the other hand, ultrasonography only plays a minor role in the management of the other diseases we observed, especially in acute appendicitis.

Abdomen, Acute↗

Hemihypertrophy, bilateral Wilms' tumor, and clear-cell adenocarcinoma of the uterine cervix in a young girl.

We report the case of a young girl who had hemihypertrophy and developed Wilms' tumor in both kidneys and clear-cell adenocarcinoma of the uterine cervix with no maternal history of stilbestrol ingestion during pregnancy. Karyotype on the second Wilms' tumor showed monosomy 22. The link between hemihypertrophy and Wilms' tumor is well known, but their association with clear-cell carcinoma of the cervix has not been previously described.

Adenocarcinoma, Clear Cell↗

Plasma infusion as treatment for 33 children with haemolytic uraemic syndrome: a good therapy?

Between May 87 and December 91, 33 children aged from 2 months to 13 9/12 years were admitted for haemolytic uraemic syndrome (HUS). Treatment consisted of daily fresh-frozen plasma infusion (20 ml/kg/day) during 14 days. On admission, 20 patients (61%) had an oligoanuria: 18 underwent a peritoneal dialysis and 2 an haemodialysis with a median duration of dialysis of 14 days. A good outcome was rapidly observed in all patients. A normalisation of the platelet count and a sustained normal level of haemoglobin were obtained after a median of 8 days. The follow-up ranged from 7 months to 4 8/12 years: all patients had a normal blood pressure with correct growth. Only 3 children (9%) still had urinary abnormalities: one an isolated microscopic haematuria 3 years after diagnosis and 2 others a mild proteinuria after 1 3/12 year and 4 8/12 years with reduction of the renal function to 80% of the normal for the last one. In our series, plasma infusions lead to a rapidly favourable outcome in all patients and seem to be an effective therapy of HUS in childhood.

Child↗

Severe idiopathic congenital aplastic anemia: role of hematopoietic growth factors.

A baby boy with constitutional aplastic anemia refractory to treatment with hematopoietic growth factors underwent BMT from an unrelated HLA-compatible donor. The BM failed to engraft but the combination of a conditioning regimen, immunosuppression and hematopoietic growth factors resulted in a recovery of the patient's own BM and a good outcome.

Abnormalities, Multiple↗

Bone marrow transplantation in sickle cell disease: the Belgian experience.

Twenty eight patients underwent bone marrow transplantation (BMT) for sickle cell anemia in Belgium. The patients were originating from Central Africa, were young and symptomatic. Engraftment occurred in all patients and was sustained in 25. In 3 patients, a bone marrow rejection was observed. One of these patients underwent a second BMT and had an uneventful recovery. One patient died 3 months after BMT of graft-versus-host disease (GVHD). Twenty seven patients are alive and 25 are free of vaso-occlusive related manifestations with a follow-up ranging from 4 to 78 months. So far, eight patients went back to Africa and continue to do well.

Adolescent↗

Hepatic localization of a fibrosarcoma in a child with a liver transplant.

Two years after an orthotopic liver transplantation, a multifocal hepatic tumor with lymphonodular metastases, identified as a fibrosarcoma, developed in a 4-year-old girl being treated with cyclosporine. On a needle biopsy sample, genetic typing of the HLA-DR group revealed that tumoral cells were from the recipient.

Child, Preschool↗

Visceral and cutaneous leishmaniasis in an European paediatric population.

Six children with leishmaniasis, aged 10 months to 10 years, were treated in the Paediatric Department. Four patients had visceral leishmaniasis (kala-azar): diagnosis was based on bone marrow examination and therapy consisted of a combination of Glucantime and Lomidine. The remaining two children had cutaneous leishmaniasis: diagnosis was made by skin biopsy and the patients were treated with Glucantime alone. In all children, serology was clearly positive at the time of the diagnosis and all patients improved. The only side effects were cough associated with fever in one child, and supraventricular premature beats in another one. They were ascribed to Glucantime, and proved reversible after discontinuation of the treatment.

Animals↗

Kidney transplantation in patients with Wilms' tumor.

We report our experience of renal transplantation in three patients treated for Wilms' tumor (with lung metastasis in two of them), and review 26 previously reported cases in order to define the current indications of transplantation in this setting. Our patients, aged 5-12 years, were transplanted 13-95 months after completion of Wilms' tumor treatment. All three are alive and tumor-free, two with a functioning graft 20 and 97 months after transplantation. Two findings emerge from the review of the literature. First, posttransplant mortality is influenced by the delay between completion of tumor treatment and transplantation. Mortality reaches 79% when that delay is less than one year but falls to 27% when that delay exceeds one year. Second, the prognostic value of pretransplant metastasis depends on its location. All four patients with pretransplant abdominal metastasis died with active metastatic disease. By contrast, of three patients treated before transplantation for metastasis confined to the lung, two are alive and tumor free. We conclude that renal transplantation should be offered to patients successfully treated for Wilms' tumor for at least one year, even if the disease has been complicated by pulmonary metastasis. Several long-term survivors attest that the disease can be cured even under maintenance immunosuppression.

Child, Preschool↗

Effectiveness and toxicity of cisplatin and doxorubicin (PLADO) in childhood hepatoblastoma and hepatocellular carcinoma: a SIOP pilot study.

Sixteen children, aged 16 days to 13 years with hepatoblastoma (HB) (13 patients) or hepatocellular carcinoma (HCC) (3 patients), were given a total of 89 courses of cisplatin and doxorubicin (PLADO) as IV continuous infusion. All tumors were confined to the liver except for 1 hepatoblastoma patient with pulmonary metastases at presentation. Tumor response to PLADO was evaluable in 10 children (8 HB, 2 HCC) treated with preoperative chemotherapy and in another 2 HB patients treated when they developed pulmonary metastases after initial treatment with surgery alone. There were 2 complete responses (2 HB with pulmonary recurrences), 7 very good partial responses (6 HB and 1 HCC), 2 partial responses (1 HB, 1 HCC), and 1 stable disease (HB). The last patient underwent orthotopic liver transplantation whereas all the other patients had their tumor completely excised at delayed surgery. Documented toxicity was BM depression (16 patients), infection (11), vomiting (11), mucositis (3), hearing loss (1), and cardiotoxicity (1). These data indicate that PLADO in continuous infusion is effective in the treatment of malignant epithelial liver tumors with acceptable toxicity.

Adolescent↗