1.Reseach Findings on Certain Physical Characteristics of Adolescents in Bulgan Province
Narantuya S ; Sumberzul N ; Bayarmagnai L ; Amarjargal D ; Davaalkham D
Mongolian Journal of Health Sciences 2025;88(4):105-111
Background:
The development of a country is often measured by the state of human development, especially maternal
and child health indicators. In Mongolia, public health policies targeting the prevention of non-communicable diseases
related to lifestyle and physical development among adolescents are critically needed. However, there is a lack of regional
studies on adolescent health, particularly in rural areas.
Aim:
To study certain physical development indicators among adolescents in Bulgan province.
Materials and Methods:
This analytical study was conducted in 2022 involving 781 twelve-year-old children. Data were
collected from parents and processed using Stata 17.0. Percentages were calculated for qualitative data, and Chi-square
and Fisher’s exact tests were used for statistical analysis. Where statistically significant, multinomial logistic regression
analysis was applied to identify risk factors affecting physical development.
Results:
52.88% of the participants were boys,92.45% lived in traditional or private hous12.04% of the children showed
growth retardation. 49.68% were overweight.70.94% were classified as overweight or obese based on their Body Mass
Index (BMI).Weak muscle strength (1.66%), flexibility (2.05%), endurance (1.66%), and agility (1.92%) were observed.
Boys were more likely to experience height retardation but had stronger muscle strength.Girls showed a higher prevalence
of being overweight.Children living in the provincial center had higher height and BMI, while those in soum centers
demonstrated statistically significant strength in muscle power, flexibility, and endurance.
Conclusion
1. Among the study participants, 70.94% of children were overweight or obese.
2. 1.66% of the study participants had weak muscle strength, 2.05% had weak flexibility, 1.66% had weak endurance,
and 1.92% had weak speed and agility.
3. The use of mobile phones, parental involvement, inactivity, lack of sports, and lack of horse riding have negative
effects on physical development.
2.Coronary Microcirculation in Acute Myocardial Infarction and the Clinical Significance of Artificial Intelligence-Based Software
Batzaya Ts ; Surenjav Ch ; Batmyagmar Kh ; Narantuya D ; Lkhagvasuren Z ; Tsolmon U
Mongolian Journal of Health Sciences 2025;88(4):231-237
Background:
Cardiovascular diseases (CVDs) is a third leading cause of non-communicable diseases and a leading cause
of mortality in Mongolia. Among these, acute myocardial infarction (AMI), a complication of coronary artery disease
(CAD), is a leading cause of cardiovascular mortality. In patients with AMI, both epicardial artery blood flow, observed
through coronary angiography, and coronary microcirculatory dysfunction (CMD) play critical roles in the disease’s
pathophysiology. Recent advancements have introduced artificial intelligence (AI)-based softwares which are capable of
analyzing coronary blood flow from coronary angiography images. The AI based softwares can assess not only epicardial
blood flow but also CMD in recent studies. In this review, we discussed the role of CMD in pathophysiology of AMI,
diagnostic approaches, the application of AI-based technologies, their clinical significance, and future directions.
Aim:
This review aims to explore the pathophysiological relationship of coronary microcirculatory dysfunction (CMD)
in the context of acute myocardial infarction (AMI), diagnostic methodologies, the application of artificial intelligence
(AI)-based technologies, and their clinical significance.
Hypotheses:
1. AI-based software allows for highly accurate assessment of coronary microcirculation during AMI.
2. CMD during AMI is associated with structural and functional changes in the heart.
3. CMD during AMI is related to disease prognosis and patient outcomes.
Methodology::
This narrative review was compiled using a systematic and logical approach, based on publicly available
recent clinical and biomedical research literature addressing the above hypotheses.
Conclusion
In recent years, AI-based image processing software has been developed to analyze angiographic images obtained during percutaneous coronary intervention (PCI) and treatment procedures. These tools show significant promise
for early detection and improved diagnosis of CMD during AMI, as well as for better assessment of short- and long-term
patient risk.
3.Results of the evaluation of maternal and child health record keeping
Narantuya S ; Sumberzul N ; Bayarmagnai L ; Amarjargal D ; Davaalkham D
Mongolian Journal of Health Sciences 2025;85(1):232-238
Background:
A particular appealing problem in the medical field of our country is non-communicable diseases, which
are derived from child development and lifestyle, prevention and the decision was approved on being used the maternal
and child health handbook in order to be promptly needed the publicly covered medical policy toward those. Several researchers have noted that in developed countries longitudinal studies are used for checking and controlling in wide range
of epidemic diseases and health issues for maternal and child, pregnancy and postpartum period as well as this method is
directed to be found out multiple information and knowledge.
Not having studied enough how well current situations for postpartum period and maternal and child health in our countryside is become the foundation for our research work. Moreover, it needs to be found out what kind of factors, which
are effected on children who were born to the year of 2010 in Bulgan province, where it started using the first and only
maternal and child health handbook (so called a pink handbook) in Mongolia, health issues. Also, the foundation of this
study was to be needed to focus on our attention to which level of the medical field in order to improve those generations
health issues are improved,
Aim:
to evaluate of a written usage of the maternal and child health handbook, to define its needs, to advertise its results
to the public.
Materials and Methods:
The study is made with a cohort design of an analytical method based on collected information
in 2013, of mothers and children, who are in need, giving birth and being born in 2010 and the results were made on Stata
17 program. The answers were taken with the base study of 2013 from 1015 original case sources within study groups in
needs, and collected information covered with current and actual local situation, as well as to be involved in mothers and
children, who gave birth and were born in 17 sums’ health institutions of Bulgan province.
Results:
Participants age range and educational backgrounds; 70.34 % of mothers were between 20-34 ages, 29.36% of
mothers were 35 and over ages. 1.51% of uneducated mothers, 39.06 % of high school graduates, 49.1% of permanent
residents, 45.38 % of temporary or nomadic or the smallest units residents of administration, 92.08% of married, 39.88%
of families are consisted in members over 5, 52.12% of boys with average weights of 3389.8 grams during the period
of being born, 9.86% of heavy pregnancy or heavy weight fetuses, 4.14% of light weight fetuses or light weight infants.
Plus, the study was defined the mothers educational background to be great and helpful strength to use and record and to
define the usages of the maternal and child health handbook, which was given and thoroughly explained to the mothers
at the beginning.
The leading diseases and their reasons were among three-year aged children, who were covered and recorded with 173
severe burnt, 42 falling injuries from something, 22 being hit and 19 were bitten by animals.
In this study there were 17.83% of participants without the maternal and child health handbooks (pink handbooks),
81.77% of participants carried their pink handbooks with them when they went to the health facilities, 68.47% of them,
who were gotten explanations from the doctors, when the pink handbooks were opened by, 71.72% of participants answered the pink handbooks to be needed. The results of this study have indicated that 71.72% of mothers, who used it at
first time, answered the maternal and child health handbooks were very important and handy for understanding to check
and observe for mothers and children’s development and growth.
Conclusion
It was the leading reason, which was predominantly recorded with cases of burning, falling injuries, hit
and bitten by animals among three-year of children, who were participated in this study. There were high amounts of
respiratory diseases and diarrheas among toddlers. 71.72% of participants considered that the maternal and child health
handbooks were important.
4.Associations of secondary risk factors of non-communicable diseases
Khangai E ; Batzorig B ; Narantuya D ; Enkhtur Ya ; Oyuntugs B ; Bayarbold Dangaa ; Oyunsuren E
Diagnosis 2024;111(4):51-58
Background:
Obesity and metabolic disorders are significant contributors to hypertension and cardiovascular disease
(CVD). While body mass index (BMI) and waist circumference are known to be associated with systolic blood pressure (SBP), the interplay between adiposity, glucose levels, triglycerides, and SBP is
not fully understood. This study aims to investigate the relationships between BMI, waist circumference, glucose, triglycerides, and SBP in a large population-based cohort.
Methods:
A cross-sectional analysis was conducted on [insert total number] participants with complete data on BMI, waist circumference, blood pressure, glucose, and triglycerides. Descriptive statistics, ANOVA, Pearson correlations, mediation analysis, and multiple regression were used to explore the associations between variables. The moderation effect of glucose on the BMI-SBP relationship
was examined using an interaction term in the regression model.
Results:
The mean age of the study population was 44.3 ± 15.2 years. The mean BMI was 26.7 ± 4.9 kg/m², and 22.7% of participants were classified as obese. Central obesity, measured by waist
circumference, was prevalent in 55.9% of the population. BMI, waist circumference, glucose, and triglycerides were significantly associated with SBP (p < 0.0001). Mediation analysis showed that waist circumference partially mediated the effect of BMI on SBP. The interaction term for BMI and
glucose was significant (β = 0.32, p < 0.05), indicating that glucose levels moderated the relationship between BMI and SBP, with higher glucose levels amplifying the hypertensive effect of BMI.
Conclusion
This study highlights the complex interplay between BMI, waist circumference, glucose, triglycerides, and SBP. Waist circumference partially mediates the effect of BMI on SBP, and glucose levels moderate this relationship, amplifying the impact of obesity on blood pressure.
5.Anti-inflammatory Activity and Modulation of Endoplasmic Reticulum Stress by the Hexane Fraction from the Roots of Peucedanum insolens Kitag
Jin-Ik KIM ; Yong-Won CHOI ; Nandintsetseg NARANTUYA ; In-Young LEE ; Ji-An KANG ; Sik-Jae CHO ; Ja-Young MOON
Natural Product Sciences 2024;30(3):167-174
In this study, the anti-inflammatory activity and ER stress modulation of the hexane fraction from Peucedanum insolens Kitag. root was investigated. The anti-inflammatory activity was evaluated by measuring nitric oxide inhibition and analyzing iNOS and COX-2 expression in LPS-treated RAW 264.7 macrophages using Western blot. The hexane fraction’s effect on ER stress was assessed by monitoring ATF6α transcriptional activity in the stable recombinant HLR-GV-hATF6α (333) cell line. Additionally, the expression levels of ER stress-related proteins, including eIF2α, p-eIF2α, GRP78, and CHOP, were analyzed by western blot in HeLa cells. Our results demonstrated that the hexane fraction strongly inhibited nitric oxide production and the expression of iNOS and COX-2 in LPS-treated RAW 264.7 cells. It also significantly reduced ATF6α transcriptional activation induced by thapsigargin or tunicamycin. In HeLa cells, the hexane fraction inhibited the expression of ER stress-related proteins GRP78 and CHOP induced by thapsigargin. Although the hexane fraction alone did not affect GRP78, CHOP and eIF2α levels, it enhanced eIF2α phosphorylation in a concentrationdependent manner. Co-treatment with the hexane extract and thapsigargin prevented both CHOP and GRP78 expressions and eIF2α phosphorylation. Taken together, our results suggest that the anti-inflammatory potency of the hexane-fraction of P. insolens might be related to its potential to modulate ER stress. To find out more detailed integrated actions of the hexanefraction of P. insolens against ER stress-induced inflammation signalling and to identify bioactive compound(s) associated with ERSR-related inflammation, further studies are required using a single cell type, such as RAW 264.7 or HeLa cells.
6.Study results of the prevalence for thyroid disorders
Tsegmed S ; Norolkhoosuren B ; Otgonbayar S ; Tsientcogzol D ; Lkhagvajav B ; Buanzaya B ; Enkhtuya N ; Anand U ; Bolormaa N ; Narantuya D ; Unursaikhan S
Mongolian Medical Sciences 2022;199(1):15-23
Introduction:
Among the endocrine, nutritional, and metabolic disease and thyroid disorders occupy a significant place. According to the World Health Organization, 8-18% of the world’s population suffer from thyroid disorders. In our country, no research on the prevalence of the disorders has been conducted before, and this research methodology was discussed by the Scientific committee of the National Center for Public Health and was approved by resolution No.156 of the Ethics Committee of the Ministry of Health on 2020.
Materials and Methods:
In order to determine the prevalence
of thyroid disease in the country, we collected the actual number of thyroid disorders registered in 9 districts of the capital city and 330 soums of 21 aimags for a total of 10 years from 2011 to 2020. The prevalence of thyroid disorders was mapped using Arc view and GIS software.
Results
Endocrine, nutritional and metabolic disease account for 2.3% of all outpatient cases. Endocrine, nutritional, and metabolic disease accounted for an average of 168.3 per 10000 population over the past 10 years, and thyroid disorders accounted for 45 or 26.7% of endocrine, nutritional, and metabolic diseases. Thyroid disorders are highest in people aged 40-49 years.
Thyroid toxicity is the most common type of thyroid disease in Mongolia, accounting for 56.2%, with an average of 17.2 per 10000 population in 2011-2020. However, iodine deficiency-related thyroid disease accounts for 5.5% of all thyroid disorders, with an average of 2.5 per 10000 population in 2011-2020. In 2011, it decreased by 2.2 per 10000 population, and by 2020, it decreased by 0.2 per thousand to 2.0, but in the last 5 years, it has increased by an average of 2.4 per 10,000 population, and in the last 5 years it has increased by 0.2 per thousand, or 2.6 per 10,000 population. Morbidity is high in the Khangai and Central regions.
7.Carbon monoxide poisoning, 2016-2020, Mongolia
Oyun-Erdene O ; Suvd B ; Buuveidulam A ; Narantuya Kh ; Bataa Ch ; Burmaajav B
Mongolian Medical Sciences 2021;196(2):46-54
Rationale:
Carbon monoxide (CO) is a colorless, odorless gas produced by carbon-containing substances, most
commonly incomplete fuel and biomass combustion. Carbon monoxide deprives the human body
of oxygen, leads to severe poisoning and death. In 2017, there were 137 new cases of carbon
monoxide poisoning per 1,000,000 people worldwide, and 4.6 deaths per 1,000,000. The global
incidence of carbon monoxide poisoning has remained steady over the previous 25 years, while
mortality has decreased by 36-40%. Every year in Mongolia, 700-840 persons are hospitalized for
carbon monoxide poisoning. Also, there has been a lack of study into the prevalence and causes of
carbon monoxide poisoning and death.
Goal:
Study the dynamics of morbidity and mortality cases caused by carbon monoxide poisoning in
Mongolia.
Objectives:
To analyze the carbon monoxide poisoning morbidity recorded in Mongolia between 2016-2020.
To analyze the carbon monoxide poisoning mortality reported in Mongolia between 2016-2020.
Material and Methods:
The survey was conducted utilizing data from outpatient and inpatient poisoning and deaths reported
in 2016-2020 with the goal of studying carbon monoxide poisoning and mortality in Mongolia.
Workplace exposure poisoning was excluded from quantitative data on carbon monoxide poisoning
(fires, suicidal, accidental and domestic explosions, accidents, external effects).The statistics analysis
was performed using 23 versions of the SPSS program, to estimate a distribution of new cases
and fatalities per 10,000 population depended on age, sex, average number of hospital days, and
standard error. ArcGIS version 10.8 was used to map the locations.
Results:
Acute carbon monoxide poisoning. Carbon monoxide poisoning was 0.01-0.31 cases per 10,000
population during 2016 and 2018. Between 2019 and 2020, it increased to 1.5-1.9 cases per 10,000
population, with up to 37% of those admitted to hospitals. In the last five years, carbon monoxiderelated deaths have been reported in 0.1-0.3 cases per 10,000 population. The amount of hours firing
of the households increases every year in September, when the colder season begins. Incidences
of death and intentional poisoning were reported in Arkhangai, Uvurkhangai, Khuvsgulaimags, and
Ulaanbaatar. The average age of poisoning patients admitted to the hospital was 33 ± 19.5 years old
(minimum 2 months, maximum 81). In terms of gender, women registered for 58.4 (734) percent of
all cases. The average number of days spent in the hospital was 3.4± 3.7 days.
Carbon monoxide poisoning-related mortality. During the previous five years (2016-2020), 353 people
died in Mongolia as a result of carbon monoxide poisoning, although 1.4 percent, or five people, died
in hospitals, one case in Bayan-Ulgii, Zavkhan, and Uvs aimags, and two cases in Ulaanbaatar.
However, 98.6 percent of them died prematurely at home or in poisoned places due to a lack of
access to health care. The average age of carbon monoxide poisoning deaths cases was 35 ± 19.9
years old, and 71.7 (253) percent were male. The Ulaanbaatar, Selenge, Uvs, and Dornod aimags
had the lowest death rate of 0.08-0.21 per 10,000 population, while Khuvsgul and Arkhangai aimags
had the highest death rate of 0.96-1.57 per 10,000 population.
Conclusions
Carbon monoxide poisoning among the population rises during the winter season, however, in the
previous five years, 96.5 percent of cases have been poisoned accidentally, particularly 82.6 (1035)
percent of cases reported in Ulaanbaatar. According to socioeconomic factors, 41.6 (529) of the
cases were male, with an average age of 36.5±15.4 years.
During the preceding five years, carbon monoxide-related mortality in Mongolia was between 0.2 per
10,000 people. Without medical attention, 99.2% of cases died at the exposed location or area. The
death rate in Khuvsgul aimags was low, whereas it was high in Ulaanbaatar city. The average age of
premature deaths was 35±19.9 years, and 71.7 (253) percent were male.
8.Risk factors of stomach cancer
Unursaikhan S ; Tsegmed S ; Oyundari B ; Sainsanaa Kh ; Narantuya D
Mongolian Medical Sciences 2021;196(2):95-101
Various studies conducted worldwide emphasized the importance of identifying gastric cancer risk
factors for better prevention and further incidence reduction. A total of 52 identified risk factors for
gastric cancer were classified into nine categories in which diet, lifestyle, and infections are leading
causes. Gastric cancer morbidity and mortality has an increasing trend annually in our country. In
Mongolia, only 1% is diagnosed in the carcinoma stage, 3% in the first stage, 11% in the second
stage, 43% in the third stage, 42% in the fourth stage.
The “Gastric cancer risk factors study, 2018” by L.Tulgaa, and D.Ganchimeg confirmed smoking on
an empty stomach as a risk factor. B.Gantuya et al`s (2018) study on gastric cancer and helicobacter
infection, as well as S.Tsegmed et al`s (2012) gastric cancer prevalence, its risk factors study, had
similar results.
B.Gantuya et al (2018) identified the excessive consumption of salt among the gastric cancer
diagnosed population in Mongolia. Also, L.Tulgaa and D.Ganchimeg et al`s “Gastric cancer risk
factors study, 2018” results reported the daily consumption of salt in tea is a risk for gastric cancer.
L.Tulgaa et al`s (2018) study participants had irregular mealtime such as dinners are at a very late
hour, the meals aren`t chewed well, leftover meals, and seasoning consumption. These characteristics
were significantly different in two groups with a statistically important result.
Furthermore, the study results suggested a need to provide practical advice on healthy eating to the
population as 50% of the participants consumed more than 5 high-risk food products for esophageal
and gastric cancer along with combined risk factors.
9.First case of endovascular surgery with rotablation
Lhagvasuren Z ; Baasanjav N ; Batmyagmar Kh ; Narantuya D ; Erdembileg D ; Batzaya Ts ; Gereltuya Ch
Mongolian Medical Sciences 2020;191(1):96-99
Introduction
In 1987 Jerome Ritchie, David Auth and colleagues first introduced rotational atherectomy (rotablation)
as a technique for the endovascular treatment of obstructive atherosclerotic disease. Rotational
atherectomy covers 3-5% of all procedures in big PCI centers, while <1% in smaller centers. By
study of Warth DC et al. in 1994, at early period when it was first introduced, procedure complication
of rotablation was about 40%, those with coronary dissection 29%, coronary artery occlusion 11.2%,
side branch occlusion 1.8%, distal occlusion 0.9%, no relow phenomenon 6.1%, severe vasospasm
13.8% and vascular perforation 1-2%.
By advanced techniques and technologies that kind of complications reduced significantly, it occurs
as same as other PCI procedures.
In our country PCI procedure was first introduced in Third State Central Hospital in 2000, since then
20 years has passed. During this period coronary intravascular diagnosis and treatment developed
progressively performing 14751 PTCA procedures, of those 8355(56,6%) PCI cases. By statistics
of 2017, myocardial infarction occurred 1145.6 in 10000 population, showing sharp increase, and
cardiovascular mortality became number one cause and has tendency to increase further.
To inform first outcome of rotational atherectomy of atherosclerosis that is severely calcified and
unavailable to introduce balloon catheter or stent. To conduct atherectomy treatment methods,
accustoming professionals, order and get ready the treatment materials for necessity.
We successfully performed rotablation in severely calcified mLAD of 56 years of male patient by
staged PCI, whose infarct related artery Lcx was revascularized 3 months previously. As a result the
patient was fully revascularized, the balloon catheter passed through the narrowing and stent was
implanted successfully.
10.Health professional’s knowledge, attitude and practice (KAP) on air pollution
Otgonbayar D ; Tsegmid S ; Suvd B ; Oyun-Erdene O ; Buuveidulam A ; Zolzaya D ; Oyunchimeg D ; Chinzorig B ; Amartuvshin Ts ; Enkhtuya P ; Narantuya D
Mongolian Medical Sciences 2020;193(3):54-58
Introduction:
Soum and family health care centers (primary health care centers) provide public health services to
reduce the negative effects of air pollution on health. In order to decrease the risk factors due to air
pollution, it is crucial for health professionals, who are providing health care services to the public,
to have the knowledge, attitude and practice to give an advice for residents on how to protect their
health from air pollution. The “Air pollution and child health” report from WHO recommended that
responsibility of health professionals must include knowing the latest information on air pollution,
doing a research, spreading the knowledge, educating families and community and learning from
them as well, proposing solutions, and finding a solution for policy developers and decision makers
in other sectors. Therefore, we conducted this survey with purpose to determine the long-term effects
of air pollution on population psychology and lifestyle and to evaluate the level of knowledge, attitude,
and practice of health professionals on how to protect a health from air pollution.
Goal:
Evaluate the level of knowledge, attitude, and practice of health professionals on air pollution.
Material and Methods:
In 2019, this study conducted a cross-sectional design and collected quantitative and qualitative
data. 88.4% of (n=532) health professionals from 48 secondary health care centers (SHCC) and 64
family health care centers (FHCC), which are agents that implement UNICEF project, in Bayanzurkh,
Songinokhairkhan districts and Bayankhongor aimag were participated in the survey.
Results:
97.4% of the participants agreed that air pollution has negative effects on human health. 99.5% of
participants did not know the Mongolian standard for the acceptable level of air pollutant particulate
matter (PM) and 73.1% of all participants did not receive information about air quality index. 82.1% of
participants regularly give prevention advice with the purpose of protecting maternal and child health
from air. The participants who worked for more than 21 years and who are older than 51 years old
were more likely to give advice (p<0.05). As for the reasons for not giving advice about air pollution
for protecting the maternal and child health, 29.2% of participants answered the service time is not
enough, and 22.9% mentioned the lack of knowledge and information. 30.5% (162) of participants were not satisfied with their skill to give an advice on how to protect maternal and child health from
air pollution. 86.8% of participants indicated that they did not receive proper training on air pollution
and prevention from air pollution.
Conclusion
There is a need to provide training and information on how to protect maternal and child health from
air pollution for health professionals.

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