Predicting the risk of malignancy in suspected early ovarian neoplasms in our center (ASRAM)

TCMS-Special issue: Recent developments of medical and surgical research (2023), pp. 63 – 70 Open Access Full-Text PDF
Sailaja Suryadevara, V. Srilakshmi, Paruchuri Naga Manvi and Yendapu Rajasekhar

Abstract:Background: Ovarian neoplasms can be benign or malignant and accurate preoperative diagnosis is crucial for determining the appropriate surgical approach. Risk of malignancy index (RMI 4) is a useful tool that combines radiological findings, CA-125 levels, and tumor size to predict the likelihood of malignancy. The RMI 4 score is interpreted as either <450 or >450 and compared to the final histopathology report.
Aim and Objectives: The aim of this study is to evaluate the accuracy of RMI 4 in predicting the risk of malignancy in early ovarian neoplasms and to investigate its association with histopathological findings. The specific objectives are:
1) To determine the sensitivity of RMI 4 in predicting malignancy in suspected early ovarian neoplasms.
2) To compare the sensitivity of RMI 4 with CA-125 levels in predicting malignancy.
3) To examine the association between RMI 4 score and final histopathological examination findings.
Methods: This cross-sectional study was conducted in the Oncology OPD of ALLURI SITA RAMA RAJU ACADEMY OF MEDICAL SCIENCES (ASRAM) over a period of one year, from February 2021 to January 2022. We included 46 patients who met the inclusion criteria.
Results: The sensitivity of RMI 4 in predicting malignancy was found to be 52.4% for all cases, while it was 84.6% for serous and mucinous tumors. The sensitivity of CA-125 was 61.9% for all cases and 84.6% for serous and mucinous tumors. Our study found that RMI 4 and CA-125 are more predictive of malignancy in serous tumors compared to mucinous and other pathologies.
Conclusion: In conclusion, RMI 4 is a useful tool for differentiating malignant from benign ovarian lesions. Our study shows that RMI 4 and CA-125 are more sensitive in predicting malignancy in serous tumors compared to mucinous and other pathologies. Clinicians can use these tools to guide the appropriate surgical approach and improve patient outcomes.

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Study of medical diseases among peripubertal school children (12-14 years) attending rural school

TCMS-Special issue: Recent developments of medical and surgical research (2023), pp. 56 – 62 Open Access Full-Text PDF
Lakshmi Devi, Sandeep Patil, Trupti Ruge and Abhishek Patel

Abstract:Background: Peri-puberty is a critical period between 10-16 years of age, during which various environmental factors, such as family, peer group, school, and community characteristics, contribute to adolescent health and risk behaviors. The present study aimed to determine the prevalence of hypertension, anemia, and malnutrition in school children of the peri-pubertal age group, along with associated social factors.
Material and Methods: This single-center, cross-sectional study was conducted in school children from standard 7th to 9th who were present during the survey. They underwent history taking, anthropometric measurements, and clinical examination.
Results: The study included 300 school children aged 12-14 years. Most of the children were 14 years old (39.33%), boys (83%), and from socioeconomic class IV (50.67%). Of the total, 185 (61.67%) children were underweight, 85 (28.33%) were normal, 21 (7%) were overweight, and 9 (3%) were obese. Among the children, 32 (10.67%) had hypertension, with diastolic hypertension being more prevalent (19, 6.33%) than systolic hypertension (13, 4.33%). The prevalence of hypertension in girls (13.72%) was higher than in boys (10%). HTN was found more in obese children (5, 55.6%), followed by overweight children (7, 33.33%), normal children (14, 16.5%), and lastly underweight children (6, 3.2%). A total of 123 (41%) children were anemic, and the prevalence of anemia was insignificantly higher in girls (43.13%) than in boys (40.56%) (p-value=0.36, not significant). Out of 133 (44.33%) malnourished children, boys (46.18%) were more prevalent than girls (35.29%). Among 215 malnourished children, 104 (34.67%) children were anemic, and out of 85 well-nourished children, 19 (6.33%) were anemic.
Conclusion: The prevalence of hypertension was higher in children from higher socioeconomic status, obese and overweight children. Anaemia was more common in undernourished children.

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Study of feelings, perceived impact amongst siblings of down syndrome

TCMS-Special issue: Recent developments of medical and surgical research (2023), pp. 45 – 55 Open Access Full-Text PDF
Sanjay Ghuge

Abstract: Background: Down syndrome is a genetic disorder caused by the presence of an extra copy of chromosome 21. It is characterized by intellectual disability, developmental delays, and physical features such as a flattened face, short neck, and small head and ears. Previous research has suggested that having a sibling with Down syndrome may have a positive impact on children, as they may develop richer family values, warmth, kindness, and empathy. However, research on the needs and perceptions of siblings with Down syndrome in the Indian population is limited. Therefore, this study aims to assess the feelings and perceived impact among siblings of children with Down syndrome.
Methodology: From September 2015 to August 2016, 40 siblings of children with Down syndrome were recruited for this study, after obtaining written informed consent from both parents and siblings. Socio-demographic details were collected, and the siblings were interviewed using the “feeling and perceived impact questionnaire scale” to assess their feelings and perceived impact. Each sibling was interviewed only once.
Results: The majority of siblings, across all ages, expressed feelings of love or fondness towards their siblings with Down syndrome. A minority of siblings reported feeling sad or sorry for their sibling with Down syndrome. The majority of younger siblings enjoyed helping their sibling with Down syndrome learn new things.
Conclusion: The findings suggest that having a sibling with Down syndrome does not negatively impact the feelings or perceptions of siblings. Rather, siblings express positive emotions towards their brothers and sisters with Down syndrome, and enjoy helping them learn and grow. This study adds to the limited literature on the perceptions and needs of siblings of children with Down syndrome in the Indian population.

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Statistical modelling of maximum temperature in Rwanda using extreme value analysis

OMS-Vol. 7 (2023), Issue 1, pp. 180 – 195 Open Access Full-Text PDF
Edouard Singirankabo, Emmanuel Iyamuremye, Alexis Habineza and Yunvirusaba Nelson

Abstract: This study aims to model the statistical behaviour of extreme maximum temperature values in Rwanda. To achieve such an objective, the daily temperature data from January 2000 to December 2017 recorded at nine weather stations collected from the Rwanda Meteorological Agency were used. The two methods, namely the block maxima (BM) method and the Peaks Over Threshold (POT), were applied to model and analyse extreme temperatures in Rwanda. Model parameters were estimated, while the extreme temperature return periods and confidence intervals were predicted. The model fit suggests that Gumbel and Beta distributions are the most appropriate for the annual maximum daily temperature. Furthermore, the results show that the temperature will continue to increase as estimated return levels show it.

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Exact solutions of paraxial wave dynamical model with Kerr law non-linearity using analytical techniques

OMS-Vol. 7 (2023), Issue 1, pp. 172 – 179 Open Access Full-Text PDF
Naeem Ullah

Abstract: Using the Kudryashov and Tanh methods, we have obtained novel exact solutions for the Paraxial Wave Dynamical Equation with Kerr law, including various types of wave solutions. These distinct types of wave solutions have important applications in physics and engineering, and their physical characteristics are well defined. These outcomes are a substantial innovation in the study of water waves in mathematical physics and engineering phenomena. The results we have acquired demonstrate the power and effectiveness of the present techniques.

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Effects of thermal dispersion on transient free convective flow in vertical porous channel filled with porous material

OMS-Vol. 7 (2023), Issue 1, pp. 160 – 171 Open Access Full-Text PDF
Babatunde Aina and Basant K. Jha

Abstract: In this work, the effect of suction/injection on transient free convective flow in vertical porous (suction/injection on the channel surfaces) channel filled with porous material in the presence of thermal dispersion was studied. The Boussinesq assumption is applied and the nonlinear governing equations of motion and energy are developed. The time dependent problem is solved using implicit finite difference method while steady state problem is solved by perturbation technique method. The solution obtained is graphically represented and the effects of suction/injection, time, Darcy number, thermal dispersion, and Prandtl number on the fluid flow and heat transfer characteristics. During the course of computation, an excellent agreement was found between the well-known steady state solutions sand transient solutions at large value of time. Furthermore, the time required to reach steady state velocity and temperature field strongly dependent on suction/injection parameter, Prandtl number and thermal dispersion parameter. The introduction of suction/injection has distorted the symmetric nature of the flow formation.

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Vector bundles associated to monads on cartesian products of projective spaces

OMS-Vol. 7 (2023), Issue 1, pp. 148 – 159 Open Access Full-Text PDF
Damian M Maingi

Abstract: In this paper we establish the existence of monads on cartesian products of projective spaces. We give the necessary and sufficient conditions for the existence of monads on \(\mathbf{P}^1\times\cdots\times \mathbf{P}^1\). We construct vector bundles associated to monads on \(X=\mathbf{P}^n\times\mathbf{P}^n\times\mathbf{P}^m\times\mathbf{P}^m\). We study these vector bundles associated to monads on \(X\) and prove their stability and simplicity.

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New Simpson’s type inequalities via \((\alpha_1, m_1)\) -\((\alpha_2, m_2)\)- preinvexity on the coordinates in both the first and second sense

OMS-Vol. 7 (2023), Issue 1, pp. 135 – 147 Open Access Full-Text PDF
Seth Kermausuor

Abstract: In this paper, we established a new integral identity for twice partially differentiable functions. As a consequence, we established some new Simpson’s type integral inequalities for functions of two independent variables whose mixed partial derivative is bounded and \((\alpha_1, m_1)-(\alpha_2, m_2)\)-preinvex on the coordinates in both the first and second sense.

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Values of zeta-one functions at positive even integers

OMS-Vol. 7 (2023), Issue 1, pp. 127 – 134 Open Access Full-Text PDF
Masato Kobayashi and Shunji Sasaki

Abstract: Motivated by Euler-Goldbach and Shallit-Zikan theorems, we introduce zeta-one functions with infinite sums of $n^{s}\pm1$ as an analogy of the Riemann zeta function. Then we compute values of these functions at positive even integers by the residue theorem.

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Some new results on soft quasilinear spaces

OMS-Vol. 7 (2023), Issue 1, pp. 118 – 126 Open Access Full-Text PDF
M. ¸Sirin Gönci and Hacer Bozkurt

Abstract: In this article, we focus on developing new results regarding normed quasilinear spaces. We provide a definition for soft homogenized quasilinear spaces and obtain some related results. Furthermore, we explore the floor of soft normed quasilinear spaces. Using some soft linearity and soft quasilinearity methods, we derive new results and examples. Finally, we also obtain some new consequences that we believe will facilitate the development of quasilinear functional analysis in a soft inner product quasilinear space.

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