Neurology Bulletin

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Peer-review quarterly medical journal

Editor-in-Chief

prof. Alexey. S. Sozinov, MD, Dr. Science (Medicine), professor
ORCiD: 0000-0003-0686-251X 

Editorial Director

Vladimir D. Mendelevich, MD, Dr. Science (Medicine), professor
ORCiD: 0000-0002-8476-6083

Publisher

Eco-Vector
WEB: https://eco-vector.com

Founders

Kazan State Medical University (https://kazangmu.ru/en)

Eco-Vector (https://eco-vector.com)

About

Journal topics: clinical and basic research in neurology and neurosciences.

Journal mission

The Neurological Bulletin is an academic peer-review journal for clinical and basic research results presentation in neurology and neurosciences. 

The editorial board accepts manuscripts that reflect the results of field and experimental studies, and fundamental research of broad conceptual and/or comparative context.

Publications of the journal would be of interest to a wide range of specialists in the fields of clinical neurology, neurobiology, neurochemistry, neurosciences, as well as for physicians and teachers and students of various biological and medical profiles.

Indexing

Types of manuscripts to be accepted for publication

  • systematic reviews
  • results of original research
  • clinical cases and series of clinical cases
  • experimental work (technical development)
  • datasets
  • letters to the editor

Publications

  • quarterly, 4 issues per year
  • continuously in Online First (Ahead of Print)
  • Article Submission Charge 
  • in English, Russian and Chineese (full-text translation)

Distribution

  • Hybrid: Subscription and Optional Open Access, under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License (CC BY-NC-ND 4.0)

 

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Current Issue

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Vol LVII, No 2 (2025)

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Editorial

Quasipsychotic Phenomena in Autism Spectrum Disorders
Mendelevich V.D., Nesterina M.K., Konovalova V.N.
Abstract

This article presents a diagnostically ambiguous clinical case of a patient, Yakov, who had been classified as disabled since childhood due to a diagnosis of childhood-onset schizophrenia with an oligophrenic-like defect. Since the age of 3 years, he has been repeatedly hospitalized in psychiatric facilities and received antipsychotic therapy. However, during a specialized psychiatric assessment at the age of 23 years, the diagnosis of schizophrenia was not confirmed, as the observed psychopathological symptoms did not align with the diagnostic criteria. The initial diagnosis of childhood schizophrenia had been based on a misinterpretation of behavioral disturbances and symptoms of emotional-volitional deficit: from early childhood, the patient exhibited low sociability, social withdrawal, lack of initiative, emotional flatness, and a tendency toward unusual behaviors, along with developmental delays in cognition and speech. Later, his intellectual and speech delays eventually resolved, but behavioral peculiarities, communication difficulties, infantilism, and a tendency to fantasize and live in an imagined reality persisted. No clear signs of positive psychotic symptoms were observed. At the time of assessment at the age of 23 years, communicative difficulties, autistic traits, and speech disorders characteristic of autism spectrum disorder remained predominant, which led to a revised diagnosis of autism spectrum disorder instead of schizophrenia. Attention is drawn to the fact that the symptoms observed in the patient—previously regarded as delusional, hallucinatory, or indicative of disorganized and incoherent thinking—could be interpreted as quasipsychotic, associated with impaired cognitive information processing rather than true psychosis. The published data were analyzed, and the attention of colleagues was drawn to the issue of overdiagnosis of schizophrenia and disregarding the possibility of similar symptoms related to autism spectrum disorders.

Neurology Bulletin. 2025;LVII(2):100-112
pages 100-112 views

Original study arcticles

Non-Suicidal Self-Injuries in Adolescent Girls: Clinical, Social, and Behavioral Characteristics
Darin E.V., Korol I.S., Boyko E.O., Zaitseva O.G., Sokolova E.N.
Abstract

BACKGROUND: Despite the increasing prevalence of non-suicidal self-injury among adolescents—particularly girls—its clinical, social, and predictive factors, as well as psychological features, remain insufficiently studied.

AIM: The work aimed to analyze clinical, social, behavioral, and psychological factors associated with non-suicidal self-injury.

METHODS: A total of 186 adolescent girls hospitalized in a specialized psychiatric facility with confirmed episodes of non-suicidal self-injury were assessed as part of a two-year observational study (September 1, 2022–September 1, 2024). Sociodemographic characteristics (age, place of residence, parenting style), clinical variables (diagnoses according to the 10th revision of the International Classification of Diseases, psychiatric history), and behavioral indicators (location and frequency of episodes) were evaluated. Psychological parameters were assessed using the Maria Kovacs Depression Inventory, Raven Progressive Matrices, the Suicide Risk Assessment Scale, and the Individual Typological Questionnaire.

RESULTS: The first episode of non-suicidal self-injury most frequently occurred at ages 13–14 (38.2%). A high level of depression (median score: 64) was associated with interpersonal difficulties and low self-esteem. Behavioral aspects included predominant localization of injuries on the forearms (81.18%) and a tendency to commit episodes at home (83.9%). Suicide risk was identified in 25.8% of participants, and a significant proportion of adolescents demonstrated emotional dysregulation.

CONCLUSION: Non-suicidal self-injury in adolescent girls is associated with a wide range of social, behavioral, and psychological factors. A differentiated approach to assessment and prevention that considers family and emotional aspects is essential for improving treatment and prevention outcomes.

Neurology Bulletin. 2025;LVII(2):113-123
pages 113-123 views
Multifactorial Model of Predictors for the Development of Depressive Disorders Following Conversion of Clinically Isolated Syndrome to Definite Multiple Sclerosis: A Longitudinal Prospective Study
Gubskaia K.V., Malygin Y.V., Khudyakov А.V., Odnorob E.N.
Abstract

BACKGROUND: The conversion rate of clinically isolated syndrome to multiple sclerosis may reach up to 50%. Irreversible brain damage may occur following a clinically isolated syndrome episode. However, it has not been considered as a risk factor for the development of mental disorders in patients with multiple sclerosis.

AIM: The work was aimed to develop a multifactorial model of predictors for the development of depressive disorders in patients with multiple sclerosis and a history of clinically isolated syndrome, considering sociodemographic, clinical and psychopathological, as well as clinical and functional characteristics.

METHODS: The following assessment tools were used: the Spielberger–Khanin Anxiety Scale, MFI-20 (Multidimensional Fatigue Inventory of 20 items), Beck Depression Inventory, visual analog scale for pain, PASAT (Paced Auditory Serial Addition Test), and EDSS (Expanded Disability Status Scale). Significant stressful life events, clinical course of multiple sclerosis, comorbid conditions, and magnetic resonance imaging findings were also considered. Depression was diagnosed based on the criteria of the 10th revision of the International Classification of Diseases. The analysis of variance and multiple linear regression equations were applied to develop multifactorial models of depression predictors. The study was conducted over a 10-year period.

RESULTS: The main group included 30 patients with multiple sclerosis and a history of clinically isolated syndrome who developed depression. The control group included 30 patients with multiple sclerosis and a history of clinically isolated syndrome without depression. The multifactorial model of predictors for depression demonstrated a high multiple correlation coefficient (r = 0.85). The following predictors had a pronounced impact on the development of depression: asthenia 60.6 ± 1.1 points on the MFI-20 scale, with an annual increase by 1.38 points (Beta = 0.733); an annual increase in the volume of existing brain lesions by 0.74% (Beta = 0.663); and anxiety measured using the Spielberger–Khanin scale (trait anxiety: 42.73 ± 0.43; state anxiety: 41.16 ± 0.41, with an annual increase in state anxiety by 1.43%; Beta = 0.622). Statistically significant but less influential predictors included female sex, secondary education, absence of family, history of major stressful life events, autoimmune diseases, predominant lesion localization in the frontal and temporal lobes of the right hemisphere, history of visual disturbances (optic neuritis), cognitive impairment (with an annual increase in the PASAT score of 2.47%), and elevated body mass index (with an annual increase by 1.67%).

CONCLUSION: A multifactorial model has been developed to support a personalized approach to providing specialized medical care for patients with clinically isolated syndrome converting to multiple sclerosis, based on the prediction of depressive disorder development.

Neurology Bulletin. 2025;LVII(2):124-131
pages 124-131 views
The Relationship Between Alcohol Tolerance Level and Severity of Alcohol Withdrawal Syndrome
Achuvakov R.S., Alehin V.Е., Bakirov L.R., Valeeva T.S., Selina L.А., Efremova U.S., Gashkarimov V.R., Efremov I.S., Asadullin A.R.
Abstract

BACKGROUND: Alcohol withdrawal syndrome (AWS) is a condition that develops as a result of an abrupt reduction or cessation of ethanol intake. The severity of AWS depends on numerous factors, one of which is the extent of ethanol consumption and alcohol tolerance. Alcohol tolerance, especially when it is increased, is one of the key diagnostic criteria of alcohol dependence.

AIM: The work aimed to analyze the relationship between severity of AWS and maximum daily alcohol tolerance.

METHODS: A continuous screening of patients with alcohol dependence syndrome who were undergoing inpatient treatment at a specialized addiction facility was conducted on days 7–14 of their hospital stay (post-withdrawal period). Inclusion, non-inclusion, and exclusion criteria were established for the selection of participants. All patients were diagnosed with middle stage alcohol dependence syndrome. At the time of inclusion in the study, none of the participants had AWS. To assess the severity of AWS, the CIWA-Ar scale was used.

RESULTS: The study included 399 participants diagnosed with F10.2 (alcohol dependence), of whom 83 (21%) were females and 316 (79%) were males. The mean age of the patients was 41.52 ± 8.42 years. During hospital stay, 108 (27%) patients had an AWS-associated convulsive seizure, while 291 (73%) had no convulsive seizures. Statistical analysis revealed a significant relationship between daily alcohol tolerance and the severity of individual alcohol withdrawal symptoms. It was also found that patients with convulsive seizures after alcohol withdrawal had higher daily alcohol tolerance. A threshold value of daily alcohol tolerance of 3.59 g/kg of body weight predictive of the development of AWS-associated convulsive seizures was calculated.

CONCLUSION: The study found that the severity of AWS was positively correlated with the maximum daily alcohol tolerance. When daily alcohol tolerance is more than 3.5 g/kg of body weight, patients should be considered at risk for developing AWS-associated convulsive seizures.

Neurology Bulletin. 2025;LVII(2):132-139
pages 132-139 views
Risk Factors for Auditory-Verbal and Visual-Spatial Memory Impairments in Patients with Ischemic Stroke
Sundukov D.I., Grigoryeva V.N., Pavlova D.A., Vaneev I.N.
Abstract

INTRODUCTION.: Auditory-verbal and visual-spatial memory impairments, which significantly impact patients' daily functioning, may potentially suggest acute ischemic stroke. However, these impairments are not always recognized by medical professionals at vascular centers. The early detection of significant memory impairments can be facilitated by identifying the factors that increase the probability of detecting such impairments in patients with acute ischemic stroke.

AIM: To identify the risk factors associated with significant memory impairments, both auditory-verbal and visual-spatial, in the acute phase of ischemic stroke.

METHODS: The study included a comprehensive neurological, physical, and neuropsychological assessment of 50 patients aged 55 to 89 years (22 females and 28 males, with a mean age of 68.8 ± 8.0 years) who had been diagnosed with acute ischemic stroke. The assessment findings were used to diagnose significant and non-significant auditory-verbal and visual-spatial memory impairments and to elucidate potential risk factors. The statistical data processing was performed using the IBM SPSS Statistics 27 program for Windows.

RESULTS: The risk factors for significant auditory-verbal memory impairment in patients with acute ischemic stroke were anterior stroke (odds ratio (OR) = 5.4; 95% confidence interval (CI), 1.5–18.6; p = 0.0043), large ischemic lesions (OR = 11.0; 95% CI, 2.7–44.5; р = 0.0002), atrial fibrillation (OR = 14.3; 95% CI, 1.5–130.7; p = 0.0018), and the level of education lower than higher professional (OR = 6.5; 95% CI, 1.6–25.5; p = 0.0032). The risk factors for significant visual-spatial memory impairment in the acute phase of ischemic stroke included posterior brain ischemia (OR = 4,1; 95% CI, 1,1–16,1; р = 0,0304), and large ischemic lesions (OR = 4.3; 95% CI, 1.1–16.9; p = 0.0227). A moderate correlation was identified between Frontal Assessment Battery scores and auditory-verbal (correlation coefficient r = 0.52) and visual-spatial (r = 0.47) memory scores.

CONCLUSION: Location and size of the ischemiс lesions have been identified as common risk factors for significant auditory-verbal and visual-spatial memory impairments in patients with acute ischemic stroke. The probability of significant auditory-verbal memory impairments is also influenced by the level of patient's eduction and atrial fibrillation. The auditory-verbal and visual-spatial memory in the acute period of ischemic stroke is moderately associated with the regulatory functions.

Neurology Bulletin. 2025;LVII(2):140-149
pages 140-149 views

Discussions

Borderline Personality Disorder: Identification, Comorbidity, and Emerging Treatment Opportunities
Zobin M.L.
Abstract

This article analyses the diagnostic criteria for borderline personality disorder as defined in the 5th edition of Diagnostic and Statistical Manual of Mental Disorders and the 11th revision of International Classification of Diseases. The combination of categorical and dimensional diagnostic models improves its validity, which meets the needs of clinical practice. At the same time, the heterogeneity and persistent conceptual ambiguity of borderline personality disorder are emphasized. The phenomenology of comorbidity between borderline and addictive disorders is considered as overlapping symptoms that exacerbate overall clinical presentation. Challenges in diagnosing borderline personality disorder are noted when constitutional symptoms are masked by the consequences of psychoactive substance use. The article offers a brief overview of current approaches to the treatment of borderline personality disorder, highlighting the potential of ketamine therapy. The results of our own retrospective open study of 18 patients with dual (borderline personality disorder + alcohol/cocaine use disorder) and triple (borderline personality disorder + alcohol/cocaine use disorder + depression) diagnosis who received ketamine treatment are discussed. Patients received three ketamine infusions over one week (0.5–0.75 mg/kg over 40 minutes), followed by a booster session one month later. Preliminary results of treatment are discussed, which are quite comparable with the effectiveness of specialized psychotherapy. These findings suggest that ketamine therapy may offer a novel perspective on the traditionally pessimistic therapeutic outlook for borderline personality disorder.

Neurology Bulletin. 2025;LVII(2):150-159
pages 150-159 views

Reviews

Multiple Sclerosis in Middle-Aged and Elderly Patients
Lutov O.V., Kuzmina U.S., Talipova I.D., Galiullin T.R., Kutlubaev M.A., Bakhtiyarova K.Z.
Abstract

Currently, the number of middle-aged and elderly patients with multiple sclerosis (MS) is increasing. The incidence of late-onset multiple sclerosis (LOMS), defined as disease onset after the age of 50, is also growing. Given that MS has always been considered a disease of young adults, its course and transformation in the context of aging, as well as its associations with aging processes, necessitate investigation. Diagnostic and treatment approaches require re-evaluation to find the most effective and safe options for elderly patients with MS. This article analyzes available data on the course, diagnosis, and treatment of MS in patients aged over 50. It has been shown that MS activity decreases with age, which can possibly be attributed to age-related changes in the immune system. At the same time, there is an increase in comorbidities associated with age and MS, as well as with a transition of the disease from an inflammatory to a neurodegenerative phenotype. The efficacy of pharmacologic interventions tend to decrease, or they become unsafe due to the risk of serious side effects. However, there is a growing body of evidence worldwide on the safety and efficacy of long-term use of disease-modifying drugs in elderly patients with MS.

Neurology Bulletin. 2025;LVII(2):160-169
pages 160-169 views
Executive Functions: Current Concepts, Clinical Diagnosis, and Future Prospects
Popova P.S., Khrulev A.E., Grigoryeva V.N., Sorokoumova S.N., Suvorova O.V.
Abstract

Executive functions play an important role, enabling individuals to engage in conscious, goal-oriented behavior and to plan actions and monitor their execution. This article summarizes current concepts regarding executive functions, potential approaches to their clinical diagnosis, and future development prospects. Moreover, the evolution of understanding and the conceptualization of the brain regulatory system are discussed. This article provides a comprehensive overview of the neurophysiological mechanisms underlying the executive functions. These mechanisms are driven by the activity of multiple, partially overlapping neural networks, along with specific intra-network nodes and connections that participate in basic data processing and play a pivotal role in the organization of neural networks. A review of cognitive models of executive functions have been presented, including a discussion of one of the most extensively cited models (Miyake’s model). The present article focuses on the current approaches to the investigation of executive functions and their underlying network models using graph theory-based mathematical methods.

The article discusses the qualitative and quantitative approaches to the diagnosis of executive dysfunction and the challenges associated with the neuropsychological assessment of such functions. Furthermore, a range of screening and conventional diagnostic tools for the assessment of executive dysfunction is hereby detailed. Relatively new approaches to the clinical diagnosis of executive functions using information and communication technologies (computerized neuropsychological tests with interactive graphics, virtual reality technologies, and serious games) have been reviewed. A significant focus is placed on virtual diagnostic tests that use gaming technologies, as these approaches can enhance the ecological validity and reliability of study findings.

Neurology Bulletin. 2025;LVII(2):170-179
pages 170-179 views
The Psychological Role of Dissociation and Repetitive Negative Thinking in the Development of Suicidal Behavior in Posttraumatic Stress Disorder
Sagalakova O.A., Truevtsev D.V., Zhirnova O.V.
Abstract

Cognitive and metacognitive processes, along with dissociative symptoms, play a significant role in the development of suicidal behavior in the context of traumatic experiences and posttraumatic stress disorder. This article reviews theoretical models that conceptualize the transition from suicidal ideation to actions, emphasizing the mechanisms and mediating variables underlying this progression. The discussed models include the interpersonal theory of suicide, the three-step theory, the integrated motivational–volitional model, the perfectionism-based model of suicide risk, the fluid vulnerability theory, the integrated pain-brain evolutionary model, the dual-system model of suicidality, the stage-based theory of antivital behavior, and a dynamic model of antivital and suicidal behavior taking into account the roles of negative social emotions and resilience factors, strength model of self-regulation, the mindsponge-based model of suicide risk simulation, the network analysis model, the cry of pain model, the narrative model of suicidal crisis, the dual-process conceptualization of suicidality, the theory of repetitive negative thinking, suicidal rumination, and others. The cognitive model of trauma memory processing and encoding, along with the model of trauma-induced dissociation and the emergence of hallucinations, helps explain the increasing intrusiveness and uncontrollability of trauma-related experiences. These phenomena are marked by alienation from one’s own physical and psychological suffering and emotional detachment from others. Such mechanisms provide insight into the transition from suicidal ideation to actions as a nonlinear and dynamic process in the development of suicidal behavior.

Neurology Bulletin. 2025;LVII(2):180-193
pages 180-193 views