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Biomedical subjects

E Eggermont

Publications and source records attributed to E Eggermont.

At least 91 records · Page 5Linked to original sources

Spontaneous healing of Langerhans cell histiocytosis (histiocytosis X).

A 3-month-old male infant presented with pallor, hepatomegaly (4.5 cm), splenomegaly (1.5 cm), anaemia (Hb 6 g/dl) and thrombocytopenia (16 X 10(9)/l). A liver biopsy was diagnostic for Langerhans cell histiocytosis (histiocytosis X). The patient's lymphocytes, co-cultured with neonatal lymphocytes, were positive for virus-like particles without reverse transcriptase activity. The hepatomegaly diminished after 6 months and a second liver biopsy showed decreased histiocytic infiltration. A second viral blood culture remained negative. After 14 months, the hepatomegaly had disappeared completely and there were no more abnormal haematological or clinical findings.

Histiocytes↗

Prediction of final height in boys with non-tumorous hypopituitarism.

The total height gain was studied in 19 adult male subjects with non-tumorous hypopituitarism after they had been treated with human growth hormone (hGH) for more than 3 years and achieved final adult height. In patients with a history of breech delivery or severe perinatal asphyxia, a high multiple correlation was found between the total height gain and bone age plus chronological age at the start of therapy. In patients without perinatal problems, the total height gain correlated best with the delay of bone age plus height at the start. The equation constructed from these data allowed a calculation of the predicted adult height. It is shown that the method has an acceptable degree of accuracy.

Adult↗

The video invasion of rehabilitation.

Motivating burned children to participate actively in rehabilitation at the burn unit demands many creative ideas. To avoid resistance from the child towards the exercises, it is important to offer a variety of techniques. A new play technique is outlined here, based on the use of video games, that is capable of motivating and stimulating children of all ages--even the youngest--towards active participation in rehabilitation.

Burns↗

Feeding, behavioural state and cardiorespiratory control.

The aim of the present study was to examine whether immaturity of cardiorespiratory control corresponds to a less mature behavioural state pattern and/or to less efficient feeding behaviour. Fifty-four infants were observed and data polygraphically recorded for 6 hours; a feeding session was included. It was found that infants with immature cardiorespiratory control spent more time in REM-sleep, less time in the active awake state, and were more likely to be inefficient feeders. In addition, 100 infants were observed for risk signs of sudden infant death syndrome and their parents were asked to answer a questionnaire on the sleeping and feeding behaviour of their infants. The majority of the infants with immature cardiorespiratory control were described as bad feeders but good sleepers. We conclude that gathering information about sleeping and feeding behaviour is useful when screening for immaturity of cardiorespiratory control.

Apnea↗

13CO2 breath test using naturally 13C-enriched lactose for detection of lactase deficiency in patients with gastrointestinal symptoms.

A 13CO2 breath test using naturally enriched 13C-lactose as a substrate was performed in 47 patients with chronic abdominal pain or chronic diarrhea, taken from a population with a low prevalence of primary acquired lactase deficiency. The cumulative 13CO2 excretion 4 hours after 13C-lactose intake was compared with the H2 breath excretion and with jejunal lactase activity. A physiologically significant relation was found between the cumulative 13CO2 excretion (at 4 hours) and lactase activity, 14.5% 13CO2 excretion being the best cutoff point for discrimination between patients with low and normal lactase activity. The 13CO2 breath test was found to be more sensitive (0.84 versus 0.68) and more specific (0.96 versus 0.89) than the H2 breath test in detecting low jejunal lactase activity. Concordant results of both breath tests performed simultaneously give a reliable picture of the lactose absorption status of the patient. Discordance in results of 13CO2 and H2 lactose breath tests, if not explained by history, indicates in which patients a jejunal biopsy should be performed. If lactase activity and morphology of the biopsy are normal, other causes of discordance must be investigated.

Abdomen↗

[Tracheobronchial stenosis of the premature infant. Treatment by balloon dilatation].

The case of a 30th week preterm newborn infant, ventilated because of hyaline membrane disease and presenting with localized stenoses of the carina involving both main-stem bronchi is described. The diagnosis was made on bronchoscopy and bronchography after a period of recurrent atelectases and lobar emphysema. Due to severe broncho-pulmonary dysplasia, surgical reconstruction was impossible. A balloon dilatation was successfully performed while the infant was still ventilated. He died however at the age of 180 days.

Bronchial Diseases↗

[Paroxysmal cardiorespiratory attacks in infants].

In a group of 46 fullterm infants, with a history of paroxysmal cardiorespiratory attacks, the anamnestic characteristics of the attacks were found to be heterogeneous. A 48 hours polygraphic recording was carried out in order to detect signs of immature cardiorespiratory control. Thirty seven percent of these infants were classified as having an immature cardiorespiratory control defined as abnormally long apneic episodes of 15 seconds or more, bradycardia or a high percentage (more than 10% of the time) of periodic breathing. In a group of normal control infants, those signs of immature cardiorespiratory control were significantly less frequently observed (8%). From this it is concluded that those symptoms might be considered as indicators of an increased risk for sudden infant death.

Apnea↗

Jejunal mucosa lymphoid cell subsets and the expression of major histocompatibility complex antigens in children.

Using monoclonal antibodies with the immunoperoxidase technique the distribution pattern of class I and class II antigens of the major histocompatibility complex (MHC), and of the lymphocyte subsets have been studied in intestinal biopsies from children without mucosal lesions, from children with coeliac disease (CD) and from infants with cow's milk protein intolerance (CMPI). The staining of the intestinal mucosa for class I antigens is unaltered irrespective of the histological picture or the clinical diagnosis. Class II antigens are only partially or not expressed at all by epithelial cells in untreated coeliac disease and in some cases of cow's milk protein intolerance. The number and the composition of the lamina propria lymphocytes in both CD and CMPI are different from the normal situation. An increase of all lamina propria lymphocyte subsets is observed in untreated CD. A decrease of OKT4+ lymphocytes is observed in the lamina propria of CMPI patients. These changes may be involved in the pathogenesis of these diseases.

Animals↗

Growth hormone deficiency: a hidden obstetrical trauma?

Fetal presentation, mode of delivery and onset of labour were reviewed in 177 patients with documented growth hormone deficiency. Non-cephalic presentations were about ten times more frequent in this group of patients than in a control population. All children with breech position were delivered vaginally and spontaneously, suggesting a pituitary insult during vaginal delivery. 'True idiopathic' isolated growth hormone deficiency was frequently found in association with induction of labour. The data indicate that even a mild birth trauma may result in growth hormone deficiency.

Breech Presentation↗

Electrolyte composition of the amniotic fluid in Bartter syndrome.

In three patients with neonatal Bartter syndrome associated with polyhydramnios, analysis of the amniotic fluid showed normal sodium, normal-to-low potassium, but high chloride concentrations. This finding clearly suggests a renal chloride reabsorption defect as the primary cause of the neonatal form of Bartter syndrome. It is suggested that whenever polyhydramnios occurs, the electrolyte composition of the amniotic fluid should first be analysed in order to establish the diagnosis of Bartter syndrome.

Adult↗