Challenges in modern medicine
Volume 48, Issue №1, 2025
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CARDIOLOGY
Mechanisms of Arrhythmia Development in COVID-19Patients
Arrhythmia is a common cardiovascular complication in patients with the coronavirus disease 2019 (COVID-19). According to studies, the incidence of arrhythmia ranges from 16.7% to 19.6% among those hospitalized ...
INTERNAL DISEASES
Chronic Spontaneous Urticaria: Features of Immunopathogenesis and New Approaches to Treatment
The purpose of this work is to review current data on the pathogenetic mechanisms of the formation of chronic spontaneous urticaria and the possibility of using a new generation ...
STOMATOLOGY
Periodontal Disease and Mineral Composition of Saliva among Adolescents in the Nenets Autonomous District
Periodontal diseases are among the most common dental pathologies in the world. Studying the composition of saliva can help with early diagnosis of periodontal diseases. Aim: To study associations ...
Analysis of Microorganism Adhesion to the Surface of Removable Plastic Dentures, Depending on the Method of Cleaning
The aim of the study was to analyze the adhesion of microorganisms to the surface of removable plastic dentures, depending on the method of their cleaning, in order ...
Mixed Saliva pH Analysis in Persons Using Electronic Smoking Devices
Relevance. Oral fluid is an important indicator of health. Besides, it is the medium where the mechanical and chemical processing of food begins. Mixed saliva reveals the health condition ...
Clinical Case of Conservative Alveolar Bone Augmentation before Implantation in Esthetic Area
Today, minimally invasive, atraumatic, pink aesthetics is a priority for a dentist when choosing a treatment method. This is especially true when working with defects in an aesthetically significant ...
A Survey of Dentists on the Issues of Implantological Treatment of the Upper Jaw and Possible Complications
A survey of 156 dental surgeons was conducted on the issues of knowledge of the maxillary sinus anatomy, pre-surgery diagnostic specifics, and possible complications developing in the upper jaw ...
Comparative Analysis of Modern Techniques for Finishing Composite Restorations Using a Dental Microscope
The most important stage in sealing with composite materials is finishing, which determines the durability, strength, and aesthetics of the restoration. Currently, there are many modern polishing tools that ...
Changing the Perception of Smile Aesthetics by Non-Medical Students
The perception of the components of a smile and its aesthetics in general is determined by anatomical features and the norms formed in specific ethnic communities. The purpose of ...
SURGERY
Comparative Study of Hydroxyproline Concentration in the Periprosthetic Capsule after Subcutaneous Implantation of Hemostatic Sponges in a Chronic in vivo Experiment
The aim of the study was to evaluate the dynamics of hydroxyproline concentration after subcutaneous implantation of local hemostatic agents in an in vivo experiment. The experiment was carried ...
Difficulties in Differential Diagnosis of Aggressive Forms of Thyroid Cancer
Papillary carcinoma is the most common type of thyroid cancer, accounting for more than 85 % of all types of thyroid tumors. Currently, more than 15 histopathological variants of papillary ...
