1.Relationship between ankle dorsiflexion limitation and dynamic balance after achilles tendon rupture surgery
Mongolian Journal of Health Sciences 2025;90(6):18-22
Background:
Achilles tendon rupture accounts for approximately 10.7% of all tendon injuries, and has been reported to
be responsible for 47% of acute sports-related injuries. Although Achilles tendon rupture is more commonly observed in
athletes, intrinsic factors such as body composition, age, and sex contribute to decreased tendon elasticity between the
ages of 30–50, increasing the likelihood of injury. According to the World Health Organization, the annual incidence of
Achilles tendon rupture ranges from 7 to 40 cases per 100,000 population.
Aim:
To investigate the relationship between ankle range of motion limitations and dynamic balance performance in
patients following Achilles tendon rupture.
Materials and Methods:
Using a cross-sectional study design. A total of 60 patients who underwent surgical repair for
Achilles tendon rupture at Songino-khairkhan District General Hospital were included. The Achilles Tendon Total Rupture
Score (ATRS) questionnaire (10 items) was used to assess self-reported functional status. Ankle dorsiflexion range
of motion was measured using an inclinometer, and dynamic balance was assessed using the modified Star Excursion
Balance Test (mSEBT). Statistical analyses were performed using SPSS version 25.0.
Results:
The mean ATRS score among participants was 45.25±14.27, indicating a high level of functional limitation. The
dorsiflexion range of motion of the injured limb was 11.12 ± 3.90 degrees, which was significantly reduced compared to
the non-injured side (p < 0.05). A weak correlation was observed between dorsiflexion range of motion of the uninjured
ankle and dynamic balance in the posterolateral and posteromedial directions (p < 0.05).
Conclusion
1. The dorsiflexion range of motion in the injured ankle was three times lower than that of the uninjured side
2. The limited ankle dorsiflexion range of motion was not associated with dynamic balance performance.
2.Mitotic activity in uterine leiomyoma
Jargalsaikhan B ; Yanjinsuren D ; Tegshjargal S ; Erdenetsogt D
Mongolian Medical Sciences 2014;167(1):27-29
INTRODUCTION:Uterine leiomyomas are the common smooth muscle tumors of female genital tract. Usually theirdiagnosis poses no problem. On the other hand leiomyosarcomas are highly malignant tumors.Distinction between the two poses no problem if the leiomyosarcoma shows significant dysplasia,however at times it may become a serious problem to differentiate between leiomyoma and well–differentiated leiomyosarcoma. Under such circumstances the mitotic count per 100 high powerfields considered by many as the most important criterion of distinction.MATERIAL AND METHODS:To investigate the role of mitotic activity in the growth of uterine leiomyomas, the mitotic count per100 high-power fields and the relation of this to the patient’s age (30 to 54 years) were examined intissue sections of leiomyomas from 130 surgically removed leiomyomatous uteri.RESULTS:The mean mitotic count in submucosal uterine leiomyoma was significantly higher (42.3%) than thatof the other location such as intermural and subserosal leiomyoma. We found the highest mitoticcount in a leiomyoma at the late reproductive aged women (46.1%) at early secretory phase. But therewas not a statistical correlation between women’s age and mitotic activity of uterine leiomyoma.CONCLUSION:Increased mitotic activity in leiomyomas under the late reproductive aged women suggests that thegrowth of these tumors is affected by progesterone level
3.Diagnostic value of tumor suppressor P53gene and proliferative Ki67 marker expression in uterine leiomyomas
Jargalsaikhan B ; Yanjinsuren D ; Galtsog L ; Erdenetsogt D ; Tegshjargal S
Mongolian Medical Sciences 2014;169(3):33-37
Aim was to investigate expression of tumor suppressor P53 gene, proliferating Ki-67 protein inordinary and proliferating uterine leiomyomato establish possible usefulness of these two parametersin distinguishing between ordinary leiomyoma and proliferating leiomyoma. Retrospective study of49uterine leiomyoma (25 ordinary leiomyoma, 24 proliferating leiomyoma) technically acceptable foranalysis from years 2010–2013 department of Obstetrics and Gynecology and department of Pathology,Mongolian National University of Medical Science, Ulaanbaatar, Mongolia.MethodAll tissue specimens were obtained from surgically removed tumors. Tissue was fixed in formalinand cut to thickness of 5 mm from paraffin-embedded blocks. All haematoxylineosin slides and allimunohistochemical slides for each case were reviewed by two experienced pathologist.ImmunohistochemistryParaffin-embedded tumor sections were deparaffinized and stained in automated platformDakoCytomationusing monoclonal mouse anti-human Ki-67 antigen (Dako,Glostrup, Denmark), monoclonal mouse anti-humanP53 protein (Dako, Glostrup, Denmark).Immunohistochemicalanalysis of P53 and Ki67 expression was performed. Every nuclei stained brown,regardless of shade intensivity, was considered positive. The interpretation of immunohistochemicalstaining was expressed as number of positive cells in 100 cell count in most active area of the slide.Non-parametric analysis of variance Kruskal-Walistest was performed.P53 expressionExpression of P53 was negative in 24/24 ordinary uterine leiomyoma, 2/10 mitotic activity leiomyoma,11/15 cellular leiomyoma. Expression of P53 in 1–10% of cells showed 3/10(30%) mitotic activeleiomyoma and 1/15(6.6%) cellular leiomyoma. Expression in 10-70% of cells showed 5/10(50) mitoticactivity leiomyoma, 3/15(20%) cellular leiomyoma. A significant difference in expression of P53 wasseen between ordinary and proliferative (mitotic activity and cellular) uterine leiomyoma (p<0.007, Table1).Ki-67 expressionExpression of Ki67 was negative in 20/20 (100%) ordinary leiomyoma, 4/11(36.3%) mitotic activityleiomyoma and 7/18(38.8%) cellular uterine leiomyoma. 1–10% of cells were positive in 4/11 (36.6%)mitotic activity leiomyoma, and 5/18% cellular leiomyoma. Expression was positive in 10-70%of cellsof 3/11(27.2%) mitotic activity leiomyoma and 6/18(33.3%). Statistically significant differences in Ki67expression was found between ordinary leiomyoma and proliferating leiomyoma (p<0.014, Table 2) andbetween LM and LMS (p=0.000, Table 1).Conclusion:The findings of our study in concordance with other study results are helpful information establishingmore diagnostic criteria and parameters for diagnosis in doubtful cases between two entities.Immunoassaying for Ki-67 and P53 are such parameters. The panel of their expression in specific caseeases diagnosis.
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