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Indian Pediatr 2014;51: 762
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K Rajeshwari
Email:
[email protected]
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Hypothermia for perinatal asphyxia (N Engl J Med. 2014;371:140-9).
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In the Total body hypothermia for neonatal encephalopathy trial (TOBY),
newborns who received hypothermic therapy had improved neurologic
outcomes at 18 months of age, but it is uncertain whether such therapy
results in long-term neurocognitive benefits. In this study, 325
newborns with asphyxial encephalopathy who were born at a gestational
age of 36 weeks or more were randomized to receive standard care alone
(control) or standard care with hypothermia (rectal temperature of 33 to
34°C) for 72 hours within 6 hours after birth. The neurocognitive
function of these children at 6 to 7 years of age was evaluated. The
primary outcome of this analysis was the frequency of survival with an
IQ score of 85 or higher. A total of 52% in the hypothermia group
versus 39% in the control group survived with an IQ score of 85 or
more (RR, 1.31; P=0.04). The proportions of children who died
were similar in the two groups. More children in the hypothermia group
than in the control group survived without neurologic abnormalities.
Among survivors, children in the hypothermia group, as compared with
those in the control group, had significant reductions in the risk of
cerebral palsy and the risk of moderate or severe disability. There was
no significant difference in parental assessments of children’s health
status, and in results on 10 of 11 psychometric tests.
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Fine needle aspiration cytology for lymphadenopathy. (Pediatr
Med Chir. 2014;36:80-2)
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In pediatric population, Fine needle aspiration cytology (FNAC) is
slowly gaining acceptance in clinical management of superficial
lymphadenopathy. This experience adds some data about the usefulness of
this technique in diagnosing its cause, and guiding further treatment.
During 2002 to 2006, 238 FNAC procedures were performed in 217 patients
with superficial lymphadenopathy; the neck was the most frequent site.
The results were available within few hours. In cases of granulomatous
findings, the samples were processed for microbiological and PCR test,
in order to identify Mycobacteria. Thirty-eight patients had
granulomatous lymphadenopathies. Among the 174 reactive lesions, 22
required an incisional biopsy after 1 month follow-up. For 24 malignant
lesions, the diagnosis was confirmed by further biopsy. Two false
negative and no false positive were detected (sensitivity 92%,
specificity 100%). No complications were encountered. The study
reiterates that FNAC, performed by experienced cytopathologist, is a
fast, safe, non invasive and inexpensive method to achieve diagnosis in
persistent superficial lymphadenopathy.
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Celiac disease and haplotype (N Engl J
Med. 2014;371:42-9).
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The presence of HLA haplotype DR3-DQ2 or DR4-DQ8 is associated with an
increased risk of celiac disease. In addition, nearly all children with
celiac disease have serum antibodies against tissue transglutaminase (tTG).
In this study, 6403 children with HLA haplotype DR3-DQ2 or DR4-DQ8 were
prospectively followed from birth in the United States, Finland,
Germany, and Sweden. The primary end point was the development of celiac
disease autoimmunity, which was defined as the presence of tTG
antibodies on two consecutive tests at least 3 months apart. The
secondary end point was the development of celiac disease, which was
defined for the purpose of this study as either a diagnosis on biopsy or
persistently high levels of tTG antibodies. The median follow-up was 60
months. Celiac disease autoimmunity developed in 786 children (12%). The
risks of celiac disease autoimmunity and celiac disease by the age of 5
years were 11% and 3%, respectively, among children with a single
DR3-DQ2 haplotype, and 26% and 11%, respectively, among those with two
copies (DR3-DQ2 homozygosity). Residence in Sweden was also
independently associated with an increased risk of celiac disease
autoimmunity.
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Etiology of empyema in children (Southeast Asian J Trop
Med Public Health. 2014;45:442-54).
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This study aimed to identify the bacterial etiology of
empyema thoracis or parapneumonic pleural effusions in Thai children,
with a focus on pneumococcus. This hospital-based, descriptive study
included children aged ≤16 years,
diagnosed with empyema thoracis or parapneumonic pleural effusion.
Pleural fluid and blood samples were cultured; pleural fluid samples
were also tested by polymerase chain reaction (PCR). Serotyping of
Streptococcus pneumoniae-positive samples was performed by molecular
techniques and Quellung reaction. In this study, 29 children with
empyema thoracis and 42 children with parapneumonic pleural effusion
were enrolled. Potentially pathogenic bacteria were cultured in 13
samples at local or central laboratories; the most common bacteria were
Staphylococcus aureus and S. pneumoniae. Molecular
techniques detected one or more targeted respiratory pathogens in 18
samples. S. pneumoniae and Haemophilus influenzae were
identified by PCR in 13 and 6 children, respectively. The pneumococcal
serotypes identified were 1, 3, 5, 6A/B, 9A/V, 14, 15A, 19F and 23A.
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