Metabolic syndrome in overweight or obese children and adolescents based on own material Abstract Key words.

Objective: Aim: To assess the prevalence of metabolic syndrome (MS) components in overweight or obese children and adolescents, as well as analyze the risk factors of its occurrence.

Patients And Methods: Material and methods: The study was conducted in a group of 70 children and adolescents aged 5-18 hospitalized in the Department of Gastroenterology, Allergology and Pediatrics, Polish Mother's Memorial Hospital - Research Institute in Lodz (Poland) based on the results of medical histories, physical examination, biochemical investigation, and calculation of the Homeostatic Model Assessment of Insulin Resistance (HOMA-IR) index.

Results: Results: MS was diagnosed in 14 children (20%).

[The occurrence of gallbladder contractility disorders in children with some diseases presenting as abdominal pain].

Unlabelled: Gallbladder dyskinesia is not mentioned among current (ROME III) classification of the functional gastrointestinal disorders in children. However both own clinical experience and a few published data spike for the appearance these disturbances also in the developmental age.

Aim Of This Study: Ultrasound (US) evaluation of gallbladder (GB) contractility in children sick from some diseases presenting as abdominal ailments.

[Accidental ingestion of two magnets--aggresive or prolonged approach?].

Accidental ingestion of foreign bodies is a common pediatric problem. Non-sharp items like coins, jewelry, pieces of toys are most frequently found among swallowed objects. They usually pass through a child's digestive system without health consequences (40-90% of reported cases).

[The participation of some innate immunological defense components in children with chronic gastritis associated H. pylori infection in ultrastructure and function of the mast cells aspects].

Unlabelled: It has been clearly established that Helicobacter pyloni (H. pylori) play an important role in the pathogenesis of some chronic diseases of upper gastrointestinal tract. A lot of attention to the complicated immunological processes induced by the infection was paid.