Umesh Prasad Khanal

ORCID: 0000-0003-2993-8097
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About
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Research Areas
  • Renal and Vascular Pathologies
  • Pregnancy and preeclampsia studies
  • Medical Imaging and Analysis
  • Birth, Development, and Health
  • Total Knee Arthroplasty Outcomes
  • Cerebrospinal fluid and hydrocephalus
  • Digital Radiography and Breast Imaging
  • Ultrasound in Clinical Applications
  • Uterine Myomas and Treatments
  • Diabetes Management and Education
  • Infrared Thermography in Medicine
  • Hip disorders and treatments
  • Organ Transplantation Techniques and Outcomes
  • Dental Education, Practice, Research
  • Breast Lesions and Carcinomas
  • Nasal Surgery and Airway Studies
  • Fetal and Pediatric Neurological Disorders
  • Spine and Intervertebral Disc Pathology
  • Bone and Joint Diseases
  • Brain Tumor Detection and Classification
  • COVID-19 diagnosis using AI
  • Chronic Kidney Disease and Diabetes
  • Traumatic Brain Injury and Neurovascular Disturbances
  • Medical Imaging Techniques and Applications
  • Radiology practices and education

Tribhuvan University Teaching Hospital
2016-2024

Nepal Medical College Teaching Hospital
2024

Introduction: Magnetic Resonance Imaging is a common diagnostic tool used to evaluate various clinical conditions. Different fat suppression techniques such as Short Tau Inversion Recovery and Dixon are employed enhance accuracy. The choice of sequence varies based on availability performance. This study aimed compare Contrast Ratio Contrast-to-Noise technique.Methods: observational cross-section was performed in the Department Radiology from 8 September 2023 7 2024 after approval by...

10.31729/jnma.8899 article EN cc-by Journal of Nepal Medical Association 2025-02-28

Renal cortical elastography has shown conflicting but promising results in evaluation of chronic kidney disease and other renal disorders. The purpose this study was to establish a normogram elasticity values assess their variation between right left relation with age, gender, body mass index, dimensions skin cortex distance. hospital based cross sectional performed at Tribhuvan University Teaching Hospital, tertiary care center Kathmandu, Nepal. All individuals referred for Ultrasound from...

10.1016/j.jmu.2017.04.003 article EN Journal of Medical Ultrasound 2017-06-01

Introsution: Gestational age of fetus is estimated by including various biometric parameters. Newer parameters like fetal kidney length have not been studied in Nepalese population.
 Objective: To determine gestational measurement after the 20th week gestation healthy women with uncomplicated pregnancy.
 Method: Obstetric sonography was performed 108 pregnant regular menstrual cycles, known and pregnancy from 20 weeks to term. Fetal evaluated as a measure calculate predicted...

10.59881/jpeson7 article EN cc-by-nc Journal of Perinatal Society of Nepal 2023-06-01

Background: Intrauterine growth restriction (IUGR) is related to poor fetal outcome.Though, various tools are available for evaluation of IUGR they notreliable inearly diagnosis IUGR.Shear wave elastography (SWE) can be used study the change in mechanical properties disease which a potential technique early IUGR.Objective: The objective was compare differences SWE values placentas between and normal pregnancies.Methodology: Normal second-and third-trimester pregnancies 24 42 weeks period...

10.33309/2639-913x.020203 article EN Journal of Clinical Research in Radiology 2019-01-01

Introduction: Various organs are measured to estimate the gestational age of fetus. Sonographically derived parameters used date pregnancy include crown rump length, biparietal diameter, head circumference, femoral length and abdominal circumference. Fetal kidney transcerebellar diameter placental thickness emerging as new claiming be more accurate in certain situations. In Nepalese context fetal has not been studied yet so this study was done fill need. Methods: Obstetric sonography...

10.3126/jnps.v41i3.35604 article EN cc-by Journal of Nepal Paediatric Society 2021-12-31

Abstract Background Doppler ultrasonography is essential to provide insights into hemodynamic alterations and liver function changes in pre-cirrhotic cirrhotic patients. Utilizing examinations, this study aims explore the correlation between hepatic arterial hemodynamics Model for end-stage disease (MELD) scores chronic Methods A of 50 patients included sonographic assessments, measuring liver, portal vein size, flow. Hepatic artery velocity, resistive index (RI), pulsatility (PI),...

10.1186/s43055-024-01220-3 article EN cc-by The Egyptian Journal of Radiology and Nuclear Medicine 2024-03-26

Introduction: Osteoarthritis is by far the most common form of joint disease throughout world. Knee osteoarthritis an important contributor for global disability among geriatric population. There are conflicting reports regarding radiological severity and clinical findings patients. The aim this study was to find relation between radiographic features symptoms in knee osteoarthritis. Methods: This a cross-sectional conducted Kathmandu Medical College Teaching Hospital, Sinamangal, Kathmandu....

10.59338/cmj.32 article EN Civil Medical Journal 2024-06-05

Introduction: Routine ultrasonography in pregnancy has the role identifying position, parenchyma echo pattern, variability of thickness placenta which is associated with increased perinatal risk to both foetus and mother. This study was carried out establish value placental measurement during normal as a reliable parameter for estimating gestational age foetus.Methods: prospective cross-sectional done Department Radiology Imaging at Tribhuvan University Teaching Hospital from September 2004...

10.3126/njr.v7i1-2.19349 article EN cc-by-nc Deleted Journal 2018-03-18

INTRODUCTION Pneumonia poses a significant global health concern, particularly in developing nations, necessitating accurate and accessible diagnostic methods. Chest x-ray is the conventional imaging modality, albeit with radiation exposure risks. Lung ultrasonography offers radiation-free alternative increasingly used for pneumonia diagnosis, especially critical care settings. This study aimed to compare capabilities of chest lung nepalese adults pneumonia, focusing on sensitivity detecting...

10.3126/jucms.v12i02.69614 article EN Journal of Universal College of Medical Sciences 2024-09-12

Background Retroareolar region refers to the within two centimeters from nipple and/or involves nipple-areolar complex on mammogram. In this study, we graded asymmetric retroareolar density mammography and determined underlying cause. Objectives To identify grade densities evaluate characteristics of lesion using ultrasonography histopathology. Methods Mammograms with done in our tertiary care hospital were included. was categorized into three grades based morphological appearance...

10.1371/journal.pone.0301180 article EN cc-by PLoS ONE 2024-12-05

In diagnostic radiography, cervical lateral spine x-ray is common radiographic examination among imaging of spine. Thus, it important to show entire anatomical structure, adequate penetration, soft tissue neck and bony detail. This study attempts quantify the quality radiographs by evaluating depiction physical details. this cross-sectional study, about 188 cases were collected for over three months period. Nine image criteria i.e. coverage, visualization, C7/T1 junction, sharp detail,...

10.3126/jcmc.v6i1.16652 article EN cc-by-nc Journal of Chitwan Medical College 2017-02-16

Introduction: Measurement of different dimensions maxillary sinus and anterior wallthickness by Computed Tomography in normal Nepalese populationMethods: Dimensions 90 patients were measured CT PNS using Syngovia Software. AP diameter, width wall thickness axial images height was coronal images.Results: The mean volume sinuses study male population on left right side 17.09 cm3±3.89, 17.19 cm3 ±4 respectively whereas female 15.64 cm3±3.5 15.21cm3±3.2 as shown Table 1. This shows the...

10.3126/njr.v8i2.22974 article EN cc-by Deleted Journal 2018-12-31

Objective:The aim of this study was to quantify the lumbosacral angle in Nepalese population who had no history diseases spine.Materials and Methods: This prospective performed Department Radiology Imaging TUTH.Data were collected over a period 4 months (July-September 2017) with total 105 patients underwent routine computed tomographic scans abdomen.The age, sex, weight, height noted, body mass index (BMI) calculated.The local security authority (LSA) measured on dedicated workstation,...

10.33309/2639-913x.010204 article EN Journal of Clinical Research in Radiology 2018-01-01

The aim of the study: To estimate size kidneys in normal population according to age and sex.Methods: this was a perspective crossectional study conducted at department radiology Imaging, TU Teaching hospital.A total 209 cases were studied (103 males 106 females).Statistical calculation done using parametric nonparametric measurement quantity length breadth done.Results: mean kidney found be 9.56±0.05cm 4.12±0.04cm.significant difference noted between right left side kidneys. Conclusion:It...

10.33309/2639-913x.010205 article EN Journal of Clinical Research in Radiology 2018-01-01

Microalbuminuria is urinary albumin excretion in the range of 30-300 mg per 24 hours and considered as an abnormal rate. associated with epithelial dysfunction have a high risk for target organ damage resulting stroke, retinopathy adverse cardiovascular events. The objective study was to determine prevalence microalbuminuria non-diabetic hypertensive patients its correlation changes.A quantitative cross-sectional done 107 participants diagnosed visiting Manmohan Memorial medical college...

10.33314/jnhrc.v20i4.3786 article EN Journal of Nepal Health Research Council 2023-07-20

Introduction: Hysterosalpingography (HSG) is a commonly used diagnostic procedure to investigate the causes of female subfertility. This study aimed evaluate range findings observed in HSG examinations conducted for this purpose. Methods: A prospective cross-sectional was at Department Radiology and Imaging, Tribhuvan University Teaching Hospital, from December 2022 April 2023. The included 196 participants who underwent met inclusion criteria. Results: Out participants, 127 (64.8%) were...

10.3126/njr.v13i2.59968 article EN cc-by Deleted Journal 2023-11-24

Introduction Measurement of ventricles the brain is important for evaluating changes due to growth, ageing, intrinsic and extrinsic pathologies. The aim this study was determine various parameters third ventricle assess their association with gender age using computed tomography (CT) scans head.
 MethodsThis retrospective, quantitative, cross sectional performed in Department Radiology Imaging, Tribhuvan University Teaching Hospital from July October 2019 (4 months) on images 100...

10.3126/jiom.v42i3.37594 article EN cc-by-nc Journal of Institute of Medicine Nepal 2020-12-31

Background: The evolving demographics of Type 2 Diabetes Mellitus(T2DM) among South East Asians owing to modern lifestyle and processed food, especially fiber extracted carbohydrates, expose them an elevated risk acquiring insulin resistance (IR) its severe associated complications such as Diabetic Kidney Disease (DKD). Early detection IR can be adopted a mandatory practice in clinical setting T2DM prevent the expensive maintain quality life. Methods: This study was carried out 84 newly...

10.2139/ssrn.3576851 article EN SSRN Electronic Journal 2020-01-01

Introduction: Measurement of ventricles the brain is important for evaluating changes due to growth, ageing, intrinsic and extrinsic pathologies. The aim this study was determine various parameters third ventricle assess their association with gender age using computed tomography (CT) scans head. Methods: This retrospective, quantitative, cross sectional performed in Department Radiology Imaging, Tribhuvan University Teaching Hospital from July October 2019 (4 months) on images 100 patients...

10.59779/jiomnepal.1142 article EN cc-by-nc Journal of Institute of Medicine Nepal 2020-12-31
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