Otgonbayar Luvsannorov

ORCID: 0000-0001-9873-3920
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About
Contact & Profiles
Research Areas
  • Migraine and Headache Studies
  • Cerebral Venous Sinus Thrombosis
  • Ophthalmology and Eye Disorders
  • Obstructive Sleep Apnea Research
  • Neurological Disorders and Treatments
  • Medical and Biological Sciences
  • Neurological Complications and Syndromes
  • Trigeminal Neuralgia and Treatments
  • Epilepsy research and treatment
  • Multiple Sclerosis Research Studies
  • Biomarkers in Disease Mechanisms
  • Neuroscience of respiration and sleep
  • Infrared Thermography in Medicine
  • Educational Methods and Teacher Development
  • Brain Tumor Detection and Classification
  • Systemic Sclerosis and Related Diseases
  • Regional Socio-Economic Development Trends
  • Sympathectomy and Hyperhidrosis Treatments
  • Spaceflight effects on biology
  • Sleep and related disorders
  • Empathy and Medical Education
  • Education and Professional Development
  • Maternal and fetal healthcare
  • Families in Therapy and Culture

Mongolian National University
2017-2025

Mongolian National University of Medical Sciences
2017-2025

University of Khartoum
2019

In countries where headache services exist at all, their focus is usually on specialist (tertiary) care. This clinically and economically inappropriate: most disorders can effectively more efficiently (and lower cost) be treated in educationally supported primary At the same time, compartmentalizing divisions between primary, secondary tertiary care many health-care systems create multiple inefficiencies, confronting patients attempting to navigate these levels (the "patient journey") with...

10.1186/s10194-021-01265-z article EN cc-by The Journal of Headache and Pain 2021-07-21

Background: Misdiagnoses often lead to suboptimal therapeutic approaches, making early and accurate diagnoses by experts crucial for effective headache management. This study primarily aims investigate the referred patient profiles with headaches optimize diagnostic referral approaches. Methods: In this cross-sectional multicenter international study, sixty-nine neurologists from 13 countries evaluated patients neurology clinics (NCs). Researchers recruited on different weekdays selected...

10.22514/jofph.2025.019 article EN Journal of Oral & Facial Pain and Headache 2025-01-01

Abstract Background Headaches are frequent neurological disorders that yet to be unveiled and treated comprehensively worldwide. Bearing in mind the distribution of headache subtypes neurology clinics (NC) is essential for planning appropriate diagnostic therapeutic approaches, primary goals this multi-centric study carry out inter-regional comparisons by using current criteria with evaluations neurologists delineate burden. Methods A cross-sectional between April 1 May 16, 2022 was...

10.1186/s10194-023-01555-8 article EN cc-by The Journal of Headache and Pain 2023-03-13

Abstract Background Having previously shown headache disorders to be prevalent in Mongolia, here we elaborate on as a public-health concern this country, reporting symptom burden and headache-attributed impaired participation at individual societal levels, conducting health-care needs assessment. Methods The study followed the standardized methodology developed by Global Campaign against Headache, generating representative general-population sample through multi-level randomized cluster...

10.1186/s10194-024-01856-6 article EN cc-by The Journal of Headache and Pain 2024-09-09

Abstract Background In the ongoing Global Campaign endeavour to improve knowledge and awareness of headache prevalence worldwide, Mongolia is a country interest. It sits between Russia China, in which is, respectively, much higher lower than estimated global mean. We conducted population-based study both add inform local health policy. Methods Using standardized methodology with cluster random sampling, we selected Mongolian adults (aged 18–65 years) from five regions reflecting country’s...

10.1186/s10194-019-1061-5 article EN cc-by The Journal of Headache and Pain 2019-12-01

Abstract Background The Global Campaign against Headache collects data from children (7–11 years) and adolescents (12–17 both to inform health education policies contribute the Burden of Disease (GBD) study. This survey in Mongolia was part this global enquiry. Methods Following generic protocol for enquiry, a schools-based cross-sectional survey. Self-completed structured questionnaires were administered, within classes, seven schools four districts Capital city three rural areas Mongolia,...

10.1186/s10194-020-01175-6 article EN cc-by The Journal of Headache and Pain 2020-09-01

This multicenter cross-sectional study aimed to determine the frequency and characteristics of secondary headaches in different geographic regions, including Turkey, Middle East, Asia, Africa.Patients were admitted on a particular day each week for five consecutive weeks between 1 April 16 May 2022. Before study, all researchers underwent constructed briefing about use code ICHD-3 criteria. The was conducted two stages. In first stage, data compared regions. second sub-diagnoses analyzed...

10.1177/03331024231194024 article EN cc-by-nc Cephalalgia 2023-08-01

Obstructive sleep apnea (OSA) disrupts sleep. This study examined factors related to OSA severity. A cross-sectional, prospective, hospital-based was conducted with 205 patients who underwent polysomnography (PSG). Demographic, anthropometric, clinical, PSG, and quality assessment data were analyzed. Participants (N = 205) classified into four groups based on apnea-hypopnea index (AHI); no (AHI < 5/h; N 14), mild (mOSA, 5 AHI 15/h; 50), moderate (modOSA, 15 30/h; 41), severe (sOSA, 30 60/h;...

10.3390/ijerph182212032 article EN International Journal of Environmental Research and Public Health 2021-11-16

Objective: Symptomatic seizure or post-stroke are the most common subtypes among elderly. The purpose of our study was to better understand epilepsy in relation their cerebral location, and find a possible link between epileptic after stroke debut differences solar activity. Methods: This retrospective chart review patients who died from hemorrhagic Ulaanbaatar, Mongolia. Only with periods relatively high activity (2000-2002 2013-2015) low (2008-2010) were considered. Results: Hemorrhagic...

10.24079/cajms.2018.03.011 article EN cc-by-nc Central Asian Journal of Medical Sciences 2018-03-25

Objective: Headache disorders are the most prevalent public-health problem, affecting people in all countries. Epidemiological data on headaches not available Mongolia. Our study aimed to estimate prevalence of each headache public health importance and examine their socio-demographic associations, urban rural areas. Methods: There were 2,043 biologically unrelated adults (aged 18–65 years) a door survey randomly sampled from Ulaanbaatar (capital Mongolia) four aimags (rural), interviewed by...

10.24079/cajms.2019.12.008 article EN cc-by-nc Central Asian Journal of Medical Sciences 2019-12-29

Objectives: To determine risk factors and clinical characteristics of obstructive sleep apnea patients (OSA) according to the severity value AHI ≥ 60 (Apnea-Hypopnea Index). Methods: A hospital-based, case-control study, December 2018 - 2020. Patients were grouped by as moderate, severe, very severe. Results: Of 103 male cases, 52 severe (vsOSA). The control group consisted 16 moderate OSA (mOSA) 35 (sOSA) patients. case vsOSA average age was 48.7 ± 12.6. There statistically significant...

10.24079/cajms.2021.09.002 article EN cc-by-nc Central Asian Journal of Medical Sciences 2021-09-21
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