Atypical presentation of COVID-19 infection as acute abdomen in children: A case series.

Abdominal pain in children in COVID-19 era should be carefully evaluated and weighing risk-benefit of surgical procedure in suspected cases should be more discussed. Surgery in patients with high suspicious to MIS-C should be delayed for preventing critical outcomes.

Viral Meningitis Associated With COVID-19 in a 9-year-old Child: A Case Report.

We report first viral meningitis associated with coronavirus disease 2019 (COVID-19) in a patient hospitalized at Imam Hassan Hospital in Bojnurd. The patient was a 9-year-old child with no history of internal disease who referred to the emergency with a complaint of fever, headache and low back pain, about 3 days after the onset of symptoms. finally, viral meningitis was diagnosed with COVID-19.

The association between 25-dehydroxy vitamin D and lower respiratory infection in children aged less than "5" years in Imam Reza hospital, Bojnurd, Iran.

Objective: To clarify the association between vitamin D deficiency and acute respiratory infection in children below age 5 years.

Methods: The cross-sectional study was conducted at Imam Reza Hospital in Bojnurd, Iran, in June 2013 and comprised 90 children below 5 years of age suffering from respiratory infections. They was selected on the basis of purposive sampling and were then categorised into two equal groups of 'acute' and 'non-acute' respiratory infection.

Health-related quality of life (HRQOL) in children with chronic liver disease in North East Iran using PedsQL™ 4.0.

Background: Health-related quality of life (HRQOL) is a concept that relates to an individual's perception of health status in relation to the culture and value systems in which they live, in addition to their expectations, goals, concerns, and living standards. Considering the size of the population affected by Chronic Liver Diseases (CLDs) and the severity and chronic nature of the symptoms, there is an emerging need to evaluate the quality of life of patients using a standard protocol. The aim of this study is to assess the HRQOL in children with CLD based on child self-report and parent proxy-report forms.

Synbiotic in the management of infantile colic: a randomised controlled trial.

Aim: Infant colic is a frequent problem affecting up to 10-30% of infants in first 3 months of life. Results from previous trials have shown that manipulation of gut microbiota can lead to symptomatic improvements. In a randomised clinical trial, we aimed to determine efficacy of synbiotic in reducing average infant crying time at day 7 and day 30 after starting intervention.

Prevalence of vitamin D deficiency and its related factors in children and adolescents living in North Khorasan, Iran.

Introduction: Vitamin D deficiency is recognized as an epidemic among children. The present study has analyzed serum 25 hydroxyvitamin D [25(OH)D] levels of children living in the city of Bojnurd, located in the North Khorasan province of Iran.

Methods: In this cross-sectional study, 361 subjects (175 boys and 186 girls) aged 7-18 years participated; 25(OH)D, parathyroid hormone (PTH), and anthropometric measurements were obtained.

An overview and mapping of childhood tuberculosis: prevalence, scientific production and citation analysis.

Aim: The study aimed to analyze publications in the field of "pediatric tuberculosis" and associate them with regional Tuberculosis (TB) profile.

Methods: A schematic analysis of scientific production in the field of pediatric tuberculosis between 1990 and 2010 using ISI web of science was carried out. Terms used for searches were each as a combination of "Mycobacterium Tuberculosis", or "Tuberculos*" and "Child", or "Infant", or "New born", or "Neonatal", or "Adolescent", or "Pediatric".