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30.06.2022.

Original Scientific Articles

Magnetic resonance imaging of the heart as a method of long-term monitoring of right heart function after tetralogy of Fallot surgery

By Biljana Milinković, Jelena Milić, Dejan Bokonjić, Verica Prodanović, Bojan Joksimović, Siniša Ristić

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Edited by:

Prof. Siniša Ristić MD, PhD

Vol. 16, No. 2 (2025):

Published: 29.12.2025.

Biomedicinska istraživanja

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20.02.2026. Original Scientific Articles Online First
Relationship between vitamin D status, glycemic control and chronic diabetic complications in type 2 diabetes mellitus: a retrospective study

By Ivona Risović, Aleksandra Marković, Marijana Kovačević, Mirjana Gnjatić, Milena Brkić

Introduction. Vitamin D deficiency is common worldwide and has been associated with disturbances in glucose metabolism, although evidence remains inconsistent. This study evaluated serum 25(OH)D levels and their crude associations with glycemic control and chronic diabetic complications in patients with type 2 diabetes mellitus (T2DM).

Methods. This retrospective study included 170 adults with T2DM treated between January 2023 and June 2024. Participants were categorized according to serum 25(OH)D concentration into a low vitamin D group (≤30 ng/mL) and a normal vitamin D group (≥31 ng/mL). Collected data included age, sex, body mass index (BMI), diabetes duration, treatment modalities, fasting plasma glucose (FPG), 2-hour postprandial glucose (PPG), HbA1c, and documented complications (retinopathy, neuropathy, diabetic kidney disease, and atherosclerotic cardiovascular disease). Normality was assessed using Q–Q plots and the Shapiro–Wilk test. Group comparisons were performed using Student’s t-test or non-parametric equivalents, and correlations were evaluated using Pearson or Spearman coefficients. No multivariable regression analyses were conducted.

Results. Patients with lower 25(OH)D levels had significantly longer diabetes duration, higher BMI, and higher HbA1c, FPG, and PPG values. Weak negative correlations were observed between 25(OH)D and glycemic parameters (r = –0.13 to –0.25). The prevalence of chronic diabetic complications was significantly higher in the low vitamin D group. All findings were unadjusted.

Conclusion. Lower 25(OH)D levels were associated with poorer glycemic parameters and a higher prevalence of chronic diabetic complications in T2DM. However, given significant group differences and the lack of adjustment, causality cannot be inferred.

28.12.2019. Original Scientific Articles
Impact of elapsed time between first symptoms and diagnosis of celiac disease on psycho-physical functioning and social life of children and adolescents

By Biljana Stojanović-Jovanović, Stevan Jovanović, Biljana Vuletić

Introduction. Celiac disease is an autoimmune disease resulting from an inadequate immune response to gluten in genetically predisposed individuals as a result of consuming gluten and other related proteins present in wheat, rye, barley and oats. The only cure for this specific disease is a strict, carefully controlled and lifelong gluten-free diet. The aim of the study was to evaluate whether the elapsed time between the onset of the first symptoms and the diagnosis of celiac disease affected the psycho-physical functioning and social life of children and adolescents.

Methods. The study involved 116 respondents (39 of them were males), aged 8-18 years, who were diagnosed with celiac disease. The Documentation Sheet and the Celiac-Specific Pediatric Health-Related Instrument (CDPQOL), measuring the psycho-physical functioning and social life, were used in the study.

Results. 50% of subjects, aged ≤ 2 years, were diagnosed with celiac disease. 48.28% of them were diagnosed with the disease within three months after the symptom onset. In respondents with celiac disease, aged 8-12 years, there was no statistically significant difference between the psycho-physical functioning and social life and the elapsed time between the first symptoms and the established diagnosis. In subjects aged 13-18 years, using CDPQOL, a statistically significant difference was found in the following domains: school functioning, going out and social events, self-confidence. Furthermore, there was a statistically significant difference between total CDPQOL score and the elapsed time between the first symptoms and the established diagnosis.

Conclusion. The elapsed time between the first symptoms and the established diagnosis significantly affects the psycho-physical functioning and social life of subjects aged 13-18 years, but it does not affect the psycho-physical functioning and social life of the younger respondents. This is to confirm the importance of early diagnosis and treatment initiation.

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Swelling of the optic nerve head due to the coexistence of idiopathic intracranial hypertension and optic nerve drusen

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Low prevalence of use and negative attitudes toward oral contraceptive pills among female students at the University of East Sarajevo

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01.12.2011. Original Scientific Articles
Dijagnostika fokalnih promjena u jetri

By Zoran Terzić, Branko Brmbolić, Miloš Korać, Boban Đorđević, Dragica Terzić, Bogdanka Andrić, Siniša Ristić

Uvod. Patološki procesi u jetri mogu biti difuznog karaktera (zapaljenski,metaboličke bolesti, hematološke bolesti, toksične bolesti) i fokalne (zapaljenske,parazitarne i tumorske). Cilj rada je prikaz fokalnih promjena u jetrinomparenhimu nakon ultrazvučne, laparaskopske i patohistološke dijagnostike.Metode. Retrospektivno-prospektivnim ispitivanjem je obuhvaćeno 147punoljetnih pacijenata oba pola. Fokalne promjene jetrinog tkiva su sagledaneultrazvučnom, laparoskopskom i patohistološkom dijagnostikom.Rezultati. Osnovne karakteristike ispitanika: muškaraca 71 i žena 76 sanajvećim brojem pacijenata (102 - 70%) životne dobi između 40 i 70 godina,sa ravnomjernom distribucijom za svakih deset godina starosti. Međutim,neobično je veliki broj pacijenata ženskog pola registrovan u četvrtoj decenijiživota, čak 14 (9,5%) od ukupnog broja ispitanika, odnosno 18% odispitanika ženskog pola. Metastaze čine 104 (71%) svih fokalnih lezija jetre.U većini slučajeva radilo se o metastazama karcinoma dojke. Iako najčešćeimaju tipičnu ultrazvučnu prezentaciju, metastaze u jetri mogu da daju širokspektar različitih ultrazvučnih slikaZaključak. Najčešće fokalne promjene u jetri su metastaze adenokarcinoma.Samo 3 (2%) fokalne promjene dijagnostikovane ultrazvukom nisu potvrđenekao fokalne laparoskopskom tehnikom i patohistološkom analizom tkiva jetre.

01.12.2012. Original Scientific Articles
Sensibility of tactile discrimination between the fingers of the dominant and non-dominant hands

By Olivera P Spasojević, Zoran Obradović, Slavko Grbić, Marinko Domuzin, Aleksandra Grbić

30.06.2022. Original Scientific Articles
Voice condition assessment and the effect of rehabilitation in vocal professionals

By Mila Bunijevac, Zlatko Maksimović, Andrijana Mikić

28.06.2021. Reviews
Vitamin D and atherosclerosis

By Olivera Rašević, Maida Mulić, Maja Vuković, Vesna Lazić, Biljana Mijović, Miloš Maksimović

30.06.2022. Original Scientific Articles
Magnetic resonance imaging of the heart as a method of long-term monitoring of right heart function after tetralogy of Fallot surgery

By Biljana Milinković, Jelena Milić, Dejan Bokonjić, Verica Prodanović, Bojan Joksimović, Siniša Ristić

Introduction. Cardiac magnetic resonance imaging (CMR) is considered the reference diagnostic method for quantifying right ventricular size and function, and pulmonary regurgitation in patients with tetralogy of Fallot surgery. The aim of this paper is to confirm the importance of magnetic resonance continuous postoperative monitoring of right and left heart function parameters as a diagnostic method that provides the most precise and accurate assessment.

Methods. The prospective observational study included subjects with TOF surgery who were diagnosed with residual morphological and/or functional disorders on control postoperative echocardiographic examinations. All subjects underwent magnetic resonance imaging of the heart on a 1.5 T scanner with dedicated coils for the heart surface according to the standard protocol for a period of one year from the beginning of the study. Criteria for exclusion from the study were: significant residual pulmonary stenosis, condition after pulmonary valve replacement, existence of residual shunt lesions, contraindications for cardiac magnetic resonance imaging (pacemaker, ICD, claustrophobia). Depending on the time elapsed since the tetralogy of Fallot surgery, the subjects were divided into groups: more than 15 years, 11−15 years, 6−10 years, less than 5 years.

Results. The study included 131 subjects with an average age of 24.18 ± 11.57 years with complete correction of TOF. Intergroup differences in values of right ventricular enddiastolic volume, right ventricular ejection fraction, and left ventricular ejection fraction were demonstrated, but there was no statistically significant intergroup difference in values of pulmonary regurgitation fraction. The negative interaction of the right and left ventricles intensifies during the years of follow-up of patients after TOF surgery, which is especially true fifteen years after surgery.

Conclusion. CMR has the most significant role in research efforts aimed at improving the outcomes of operated patients with tetralogy of Fallot.

28.12.2020. Reviews
Importance of documentation in nursing practice

By Amajla Topuz, Ivana Miljković

01.12.2015. Case Reports
Faktori koji utiču na ishod liječenja sindroma kaude ekvine

By Zorislava Bajić, Milada Nalesnik, Tatjana Boškić, Biljana Jovanović, Tatjana Bućma

28.06.2021. Original Scientific Articles
The knowledge of nurses about prevention of infections caused by the bacteria Clostridium difficile

By Ivana Miljković, Amajla Topuz

28.12.2019. Original Scientific Articles
Impact of elapsed time between first symptoms and diagnosis of celiac disease on psycho-physical functioning and social life of children and adolescents

By Biljana Stojanović-Jovanović, Stevan Jovanović, Biljana Vuletić

Introduction. Celiac disease is an autoimmune disease resulting from an inadequate immune response to gluten in genetically predisposed individuals as a result of consuming gluten and other related proteins present in wheat, rye, barley and oats. The only cure for this specific disease is a strict, carefully controlled and lifelong gluten-free diet. The aim of the study was to evaluate whether the elapsed time between the onset of the first symptoms and the diagnosis of celiac disease affected the psycho-physical functioning and social life of children and adolescents.

Methods. The study involved 116 respondents (39 of them were males), aged 8-18 years, who were diagnosed with celiac disease. The Documentation Sheet and the Celiac-Specific Pediatric Health-Related Instrument (CDPQOL), measuring the psycho-physical functioning and social life, were used in the study.

Results. 50% of subjects, aged ≤ 2 years, were diagnosed with celiac disease. 48.28% of them were diagnosed with the disease within three months after the symptom onset. In respondents with celiac disease, aged 8-12 years, there was no statistically significant difference between the psycho-physical functioning and social life and the elapsed time between the first symptoms and the established diagnosis. In subjects aged 13-18 years, using CDPQOL, a statistically significant difference was found in the following domains: school functioning, going out and social events, self-confidence. Furthermore, there was a statistically significant difference between total CDPQOL score and the elapsed time between the first symptoms and the established diagnosis.

Conclusion. The elapsed time between the first symptoms and the established diagnosis significantly affects the psycho-physical functioning and social life of subjects aged 13-18 years, but it does not affect the psycho-physical functioning and social life of the younger respondents. This is to confirm the importance of early diagnosis and treatment initiation.

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