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Biomedical subjects

E Lachassinne

Publications and source records attributed to E Lachassinne.

13 recordsLinked to original sources

Report of a case of congenital malaria Plasmodium malariae in France.

Congenital malaria (CM) has been considered to be rare, even in malaria-endemic areas but the disease can result in significant neonatal morbidity. Because of its rarity, the disease may go undiagnosed for a prolonged period in a seriously ill infant. We report the first case of Plasmodium malariae CM from a HIV mother. HIV could have facilitated the transfer of erythrocytic persistent P. malariae through the placenta to the fetus.

Adult↗

[Epidemiology of nosocomial infections in neonates].

Epidemiology of nosocomial infections in neonates has to be described according to our definitions (early onset GBS diseases excluded) and according to levels of care. Nosocomial risk exists in maternity departments (3% in postnatal beds), incidence rates are 7.5-12.7% or 1.3-8.5 per 1000 days in neonatal care units and 14.2% or 11.7 per 1000 days in neonatal intensive care units (NICU). Gram-positive cocci bloodstream infections are the most common nosocomial infections in NICU but viral gastroenteritis are more frequent in neonatal care units. Risk factors are low birthweight, small gestational age and intravascular catheter in NICU, and for viral nosocomial infections, visits and winter outbreaks.

Cross Infection↗

[Acute bartholinitis caused by Pseudomonas aeruginosa in an 18-month-old infant].

UNLABELLED: Acute bartholinitis is a disease usually seen in women in the period of genital activity. Its occurence in a prepubertal child is an extremely rare event. CASE REPORT: We describe the case of a 18-month-old infant presenting a Bartholin's gland abces caused by Pseudomonas Aeruginosa with a resolutive evolution after antibiotherapy and surgical drainage. CONCLUSION: Diagnosis of Bartholinitis should be considered in any female infant with a labial enlargement.

Bartholin's Glands↗

European register of babies born to mothers with antiphospholipid syndrome.

This prospective multicentric register was initiated by the European Forum of Antiphospholipid Antibodies (APL) in 2003 after approval by local ethic committees. This register allows the investigation of infants after written informed parental consent. It collects mothers' clinical pattern of antiphospholipid syndrome (APS), course and outcome of pregnancy, treatment and immunological status. For the babies, clinical and immunological examinations are performed at birth; neurodevelopmental conditions followed up to five years. A re-evaluation of lupus anticoagulant (LA), anticardiolipin (ACL) or other antibodies will be done if they are positive at birth to follow their kinetics. A descriptive and a case control study of babies with versus without APL at birth will be possible after the inclusion of 300 cases.

Antiphospholipid Syndrome↗

[Neonatal cutaneous lupus. Necessary interdisciplinary collaboration].

INTRODUCTION: Neonatal lupus erythematosus is a rare syndrome (affecting 5% of the children born of mothers with lupus), characterized essentially by cutaneous lesions and/or congenital auricular-ventricular heart block. It is due to the transplacental passage of maternal antibodies (anti-SSA or anti-SSB, or occasionally anti-U1RNP antibodies) into the fetal circulation. OBSERVATION: We report a case of neonatal lupus erythematosus, having appeared 4 weeks after birth. The 26 years old mother exhibited systemic lupus erythematosus concomitant to Gougerot-Sjögren's syndrome, with positive antinuclear factors (1/2560), native anti-DNA, anti-SSA and anti-SSB antibodies and anticardiolipin antibodies. During pregnancy, the mother had been treated with aspirin at the dose of 100 mg/day, followed by subcutaneous enoxaparin 0.4 ml/day, and combined with prednisone 10 mg/d and hydroxychloroquine 400 mg/day. Early and regular cardiac monitoring of the foetus was performed. The clinical examination and the electrocardiogram at birth were normal. Four weeks later, the infant presented with erythematous cutaneous lesions with atrophic center. No systemic treatment was initiated and the lesions partially regressed. CONCLUSION: Cutaneous lesions can also appear after the 4th week of life. It is important that the pediatricians clinically monitor all the children born to mothers exhibiting anti-SSA or anti-SSB antibodies, at least during the first 7 months of life.

Adult↗

[Homozygote CB deficiency revealed by recurrent Neisseria meningitidis infections in an adolescent].

BACKGROUND: Meningococcal infections associated with late complement component deficiency are rarely severe and usually occur during adolescence and adulthood. We report severe manifestations in a boy in whom the first episode appeared early. CASE REPORT: A 14 year-old gypsy boy was admitted because of a febrile meningococcal meningitis that was complicated by a rapidly extensive and necrotic purpura, obnubilation and clotting abnormalities without hemodynamic anomalies. The patient was given symptomatic therapy and a 12-day course of antibiotics that resulted in rapid and complete recovery. Medical history of this patient showed that he had been admitted at the age of 3 years for a severe febrile purpura with septic shock and clotting abnormalities followed by rapid and complete recovery after symptomatic and antibiotic therapy. No germ had been then isolated. The complement system was studied 3 weeks after the second hospitalization: total hemolytic complement activity could not be detected and C2, C3 and C4 were normal. Examination of the terminal pathway-revealed total C8 deficiency. The patient received meningococcal vaccine and was discharged on oral penicillin prophylaxis. He remained healthy during the ensuing 4 years. CONCLUSIONS: Meningococcal infections associated with late complement component deficiency are generally uncomplicated but they remain potentially severe. Early screening for this late complement component deficiency should be considered after severe clinical manifestations.

Adolescent↗

[Hyperglycemia revealing neonatal infection].

BACKGROUND: Hyperglycemia as the first manifestation of neonatal sepsis is rare. CASE REPORT: A breast-fed neonate was admitted at the age of 6 days because of vomiting. Group B streptococci had been isolated in secretions of the ear at birth but the neonate had not been treated. At admission, physical examination was normal but glucosuria, without ketonuria, and hyperglycemia (9.7 mmol/l) were noted. Because hyperglycemia was not explained by usual causes, the baby was systemically given antibiotics. The next day, blood, spinal fluid and urine cultures taken on admission were positive for group B streptococci while blood fibrinogen and C-reactive protein were increased. Hyperglycemia and glycosuria were normal after 24 hours of antibiotic therapy and follow-up was uneventful. Subsequently, the same bacteria was isolated from the mother's milk. CONCLUSION: Isolated hyperglycemia may reveal an infection; therefore its discovery might contribute to early diagnosis and treatment.

Breast Feeding↗

Enterobacter cloacae cross-colonization in neonates demonstrated by ribotyping.

The intestinal colonization by Enterobacter cloacae strains with a derepressed cephalosporinase was studied in a paediatric ward between February 1990 and January 1991. Environmental sampling was performed simultaneously. Fifty-two isolates were recovered from 200 neonates (stool, blood) and 14 strains were isolated from the neonatal environment. An epidemiological study based on the typing of 36 Enterobacter cloacae isolates was carried out using antibiotyping, biotyping and ribotyping methods. The isolates selected were from 21 neonates (24 isolates), the neonatal ward environment (8 isolates) and from other wards (4 isolates). Thirty-two isolates had the same antibiotic resistance pattern, corresponding to a derepressed cephalosporinase and resistance to the following aminoglycosides: kanamycin, gentamicin, tobramycin and netilmicin. No predominant biotyping pattern could be established. Ribotyping done with two endonucleases (EcoRI and BamHI) showed 28 Enterobacter cloacae isolates to have a single pattern. Ribotyping was the most discriminating method used in this study, permitting identification of cross-contamination with Enterobacter cloacae in the paediatric ward.

Bacteremia↗

[Acute heart insufficiency in an 8-month-old infant presenting with hypocalcemia and Epstein-Barr virus infection: acute myocarditis? Or primary hypokinetic dilated cardiomyopathy?].

An eight-month-old was admitted for acute congestive heart failure with fever. The respective parts played by hypocalcemia (due to vitamin-D deficiency rickets) and acute Epstein-Barr virus infection are discussed. Hypocalcemia was sufficiently marked to induce heart failure per se but replenishment of calcium stores was followed by only partial improvement in cardiac manifestations. Initial management was difficult because of the risks associated with concomitant administration of calcium and digitalis. After eighteen months during which the patient's status remained stable, evaluation showed that clinical features were consistent with sequelae of acute viral myocarditis. The possibility of primary hypokinetic dilated cardiomyopathy was then considered. Esterified carnitine levels were found to be increased leading to further investigations which outruled mitochondrial cytopathy.

Acute Disease↗