Imagenología-Pregrado

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Caracterización de tipos de fracturas en miembro inferior de pacientes politraumatizados evaluados por radiología digital en el área de imagenología del Hospital Vicente Corral Moscoso. Enero-junio 2021
(Universidad de Cuenca, 2023-01-06) Tenemea Guillén, Pedro Xavier; Astudillo Reyes, Adriana Estefanía
Background: Multiple trauma patients attend the emergency and imaging area every day, so it is necessary to maintain updated data on the frequency in which these events occur and the severity of the patients. Traffic accidents are the leading cause of trauma according to the World Health Organization (WHO): Every year about 1.3 million people die on the roads worldwide, and between 20-50 million suffer non-fatal injuries. Traffic accidents are one of the main causes of death in all age groups, particularly in people between 5 and 29 years of age. (1) General objective: To characterize the kinds of fractures in the lower limb of multiple trauma patients evaluated in the Imaging area of the “Vicente Corral Moscoso” Hospital, diagnosed by digital radiological imaging during the period January-June 2021. Methodology: A retrospective and cross-sectional descriptive method was carried out. The information was collected from trauma patients who were examined by a simple digital radiography in the period January-June 2021 at the "Vicente Corral Moscoso" Hospital. Results: The investigation included a population of 205 patients. The prevalence of fractures in the lower limb was 76.1% in male and 23.9% in female patients. The prevalent age group is young adults between 21- 30 years with 33.7%. The bone with the highest frequency of injury is the Tibia with 39.2%, depending on the exposure the predominant fracture is the displaced one without exposure with 61.2%, the most frequent fracture line is the oblique with 31.9%, and the prevalent side of the damage is to the left with 49.8%. Conclusion: The percentages in the variables of sex, age, affected bone and laterality of the condition are similar research data in other regions, in the fracture according to the exposure and according to the line, the values oscillate a lot or don’t exist, the simple digital radiography it’s the method with the highest specificity and low cost for the evaluation of fractures.
Frecuencia de calcificaciones en arterias coronarias identificadas incidentalmente en tomografía de tórax en pacientes entre 45-90 años, en Medimagen, 2019 – 2022
(Universidad de Cuenca, 2024-04-09) Salinas Apolo, Stiwar Daniel; Enríquez Ordoñez, Viviana Adelaida; Astudillo Reyes, Adriana Estefanía
Background: Vascular calcification is a powerful predictor of cardiovascular and overall mortality. Cardiac calcifications usually secondary to a degenerative process are a frequent incidental finding in tomography, which offers relevant information to establish an adequate medical or surgical treatment. Purpose: To determine the frequency of coronary artery calcifications incidentally identified on chest CT in patients aged 45-90 years, in Medimagen, 2019-2022. Methodology: We will proceed to the analysis and tabulation of data by means of a retrospective descriptive method, cross-sectional, in which information will be collected from all patients who underwent a simple tomographic study of the thorax in the established period in the Centro de Diagnóstico por Imagen Medimagen, the same will be exposed with descriptive statistics. Use of results: This study will determine the prevalence of patients with coronary artery calcifications identified incidentally by simple chest tomography in the established age range and who were seen at the Medimaging Diagnostic Imaging Center. Conclusion: It was concluded that the frequency of calcifications in coronary arteries diagnosed incidentally by simple chest tomography mainly affects males between 56 and 60 years of age, with a more frequent morphological location in the anterior descending artery, showing similar results to other studies
Implementación de un manual técnico de protocolos en resonancia magnética, Hospital José Carrasco Arteaga, Cuenca febrero - julio 2012. Cuenca-Ecuador
(2012-11-11) Intriago Morales, Diana Valeria; Astudillo Reyes, Adriana Estefanía; Cordero Ordóñez, Carol Andrea; Pazos Manzano, Presley Eduardo
Magnetic resonance is one of the latest technological advances for the accurate diagnosis of many diseases still in early stages. The School of Medical Technology at the University of Cuenca, Imaging Area added in the curriculum as a matter of years "MRI" for the last class (2011). Not all staff involved in imaging has a university education, this forced training technicians based on experiential learning and experience. The overall objective of this research was to implement a Technical Manual Protocols in Magnetic Resonance in the Hospital José Carrasco Arteaga of the city of Cuenca. The method used was Research - Action. Knowledge were measured on Magnetic Resonance Images, exist in occupationally exposed personnel (POE) who were individually administered a questionnaire with objective questions to be answered verbatim. The skills were assessed on a scale from inadequate (up 7 points) to excellent (15 points). Were established learning needs and developed the technical manual of protocols in Magnetic Resonance Imaging. We worked with all POE working in different departments of Imaging of the city of Cuenca. Due to the high level of ignorance on the subject, we developed the manual that was later implemented in the HJCA. DeCS: LABORATORY MANUAL; MAGNETIC RESONANCE IMAGING STANDARDS; MAGNETIC RESONANCE IMAGING METHODS, IMAGE-TRENDS MAGNETIC RESONANCE, MAGNETIC RESONANCE IMAGING-USE; HOSPITAL SOCIAL SECURITY INSTITUTE; CUENCA-ECUADOR
Incidencia de hernia de disco en columna cervical diagnosticada por resonancia magnética en el Hospital José Carrasco Arteaga IESS. Cuenca mayo-octubre 2019.
(Universidad de Cuenca, 2020-07-20) Rodríguez Macera, Andrés Vinicio; Astudillo Reyes, Adriana Estefanía
Background: The herniated disc is a displacement of disc material outside the limits of the intervertebral space, excluding movements of the disc from one location to another within the intervertebral space, which generates discomfort in the neck and upper extremities. Various publications have shown that magnetic resonance imaging is the most appropriate imaging method for diagnosing this pathology due to its high specificity and sensitivity. Objective: To determine the incidence of herniated disc in the cervical spine diagnosed by magnetic resonance imaging in patients who come to the José Carrasco Arteaga IESS Hospital during the period May - October 2019. Methodology: A retro-prospective descriptive study was carried out, in which data was collected from each Cervical Column Magnetic Resonance study corresponding to patients who present this pathology in the Imaging area of the José Carrasco Arteaga Hospital during the period of May to October 2019. For the data collection, a form was applied that collects the variables of this investigation. The information obtained was processed using the SPSS 23. V Program, Excel 2013, and the analysis was performed using descriptive statistics with the use of frequencies, percentages, and measures of central tendency (quantitative variables). The results are presented in simple and double entry tables. Results: Of the 321 patients who underwent magnetic resonance imaging of the cervical spine, 72.89% presented the lesion of which 53% were women, the age range with the highest index was from 50 to 59 in 30.34% of cases . 52.99% of the patients came for presenting pain at the cervical level. In relation to the occupation variable, 34.19% carried out office work. Regarding the type of hernia, 92.42% presented a disc protrusion and the most affected disc space was C5-C6 with 59.34% of patients. Conclusion: The incidence of cervical disc herniation was more frequent in women with 53.42%, the age range of 50-59 years represented 30.34% and the occupation related to office work obtained 34.4%. Disc protrusion was present in 92.42% of cases. 29.03% who attended due to cervical pain presented the lesion at the C5-C6 level.
Percepción de la satisfacción y calidad de atención de los pacientes en los servicios de rayos X, mamografía, tomografía computarizada y resonancia magnética en un centro privado de diagnóstico en la ciudad de Cuenca en el período agosto - octubre 2025
(Universidad de Cuenca. Facultad de Ciencias Médicas, 2026-03-03) Maldonado Toledo, Romina Rebeca; Torres Vicuña, Karen Melissa; Astudillo Reyes, Adriana Estefanía
Background: The evaluation of patient satisfaction and quality of care, through user perception, serves as an indicator that allows for the measurement and assessment of outcomes related to healthcare services provided in different areas of health care (1). Imaging studies are essential for the diagnosis and detection of various pathologies, as these procedures enable the visualization, analysis, confirmation, or exclusion of conditions that affect a patient's health and integrity (2). Objective: To determine patient perception regarding satisfaction and quality of care in the X-ray, Computed Tomography, Magnetic Resonance Imaging, and Mammography services of a private diagnostic institution during the period of August to October 2025, in the city of Cuenca, Ecuador. Method: Quantitative, observational, descriptive, cross-sectional study. The sample consisted of all patients who agreed to participate in the study and underwent one or more imaging procedures at a private diagnostic center in the city of Cuenca. The information obtained through the SERVQUAL (Service Quality Model) instrument was tabulated and analyzed according to the study variables. Results: A total of 398 patients were surveyed. The majority of participants were women (63.07%), with a predominance of patients between 19 and 60 years of age (72.29%). The most frequently performed imaging study corresponded to the X-ray service (42.71%). Across the five SERVQUAL dimensions, an average score higher than 4.43 was observed, indicating a high level of satisfaction with the imaging services.
Prevalencia de Aracnoidocele Selar Identificado por Tomografía Computarizada en Pacientes entre 20-90 Años en Medimagen, 2020 – 2024
(Universidad de Cuenca. Facultad de Ciencias Médicas, 2026-03-27) Machuca Machuca, Christian Salvador; Astudillo Reyes, Adriana Estefanía
Background: Sellar arachnoidocele is a radiological finding characterized by herniation of the subarachnoid space into the sella turcica, resulting in pituitary flattening and morphological variations detectable by computed tomography (1). Although it is often described as an incidental finding, it may be associations with neurological, visual, and endocrine symptoms (2). Objective: To determine the prevalence of sellar arachnoidocele identified by computed tomography in patients aged 20 to 90 years treated at Medimagen-Cuenca during the period 2020–2024, and to describe its distribution according to age, sex, and degree of involvement. Methodology: An observational, descriptive, and quantitative study was conducted. A total of 422 cranial computed tomography imaging reports were reviewed, applying inclusion and exclusion criteria. Descriptive statistics based on frequencies and percentages were used to analyze the variables sex, age, and degree of arachnoidocele. Results: Of the 422 reports reviewed, 383 cases presented with sellar arachnoidocele, with a prevalence of 90.7%. Of the cases, 75.5% corresponded to women and 24.5% to men. The highest prevalence was observed in the 60-74- year group (27.2%), followed by the 50-59- year group (23.2%). Regarding the degree of involvement, Grade IV was the most prevalent (59.3%), followed by Grade III at (22.5%), while Grade I showed the lowest proportion at (4.2%). Conclusion: Sellar arachnoidocele showed a prevalence of 90.7% in the studied population. Advanced grades were the most prevalent, highlighting the need to strengthen imaging evaluation and promote local research.
Prevalencia de cálculos en vías biliares en pacientes de 35 a 85 años diagnosticada por colangiopancreatografía por resonancia magnética en el Instituto de Diagnóstico por Imagen, Cuenca- Ecuador enero 2021- diciembre 2022
(Universidad de Cuenca, 2024-02-07) Peralta Santos, Nathalia Estefania; Figueroa Pérez, Doménica Micaela; Astudillo Reyes, Adriana Estefanía
Stones form from bile components that have precipitated in crystal forms. Frequency of stones has had a significant increase in advanced age and in females. Currently, MRI is a first-line method with high sensitivity (93%) and specificity (96%). Objective: To determine the prevalence of bile duct stones in patients aged 35 to 85 years diagnosed by magnetic resonance cholangiopancreatography at the Institute of Diagnostic Imaging, in Cuenca, Ecuador, from January 2021 to December 2022. Method: Descriptive, retrospective and crosssectional study. Data was analyzed and tabulated according to the study variables. Results: Out of 326 patients, 281 cases tested positive: The prevalence of bile duct stones in patients aged 35 to 85 years diagnosed by magnetic resonance cholangiopancreatography at the Institute of Diagnostic Imaging in Cuenca, Ecuador, from January 2021 to December 2022, was 86.2%. Female sex prevailed (64.4%) and patients between 65 and 74 years old were the most affected (40.2%). Stones in the gallbladder reached a percentage of 39.5% and absence of anatomical variations reached 92.9%. Conclusion: There is a high prevalence of bile duct stones, which mainly affect females between 65 and 74 years of age, and their morphological location is more frequent in the gallbladder, featuring also absence of anatomical variations. Similar findings are reported in other studies.
Prevalencia de complicaciones en pacientes sometidos a cateterismo cardíaco en la Clínica Santa Inés S.A, durante el periodo enero 2012 - diciembre 2017. Cuenca 2018.
(2019-11-12) Jetón Gualpa, Jaime Enmanuel; Astudillo Reyes, Adriana Estefanía; Cabrera Pulgarín, Ximena Patricia
Background: Cardiac catheterization is a basic diagnostic and therapeutic procedure in cardiological activity, considered a gold test. The latest data published by the Section of Hemodynamics and Interventional Cardiology of the Spanish Society of Cardiology show a remarkable increase in the global number of catheterizations. General Objective: To determine the prevalence of complications in patients undergoing cardiac catheterization in the Santa Inés S.A clinic, during the period January 2012- December 2017. Cuenca 2018. Methodology: A cross-sectional descriptive retrospective study was carried out in the clinic "Santa Inés SA", the clinical histories of patients attended in the department of hemodynamics during the period January 2012- December 2017 were reviewed. The SPSS version 15.0 program was used where they will process and analyze the obtained data. Results: It was determined that 43.7% of the patients undergoing cardiac catheterization were older adults and 62.7 were men; The prevalence of complications in patients undergoing cardiac catheterization in the Santa Inés S.A clinic, during the period January 2012- December 2017 was 0,8. Conclusion: Complications were analyzed in patients undergoing cardiac catheterization, this complication was bigger in old men’s, coronary diseases and diagnostics catheterization. All case was in femoral access.
Prevalencia de esteatosis hepática diagnosticada por ecografía abdominal en pacientes de 20 a 80 años del Centro Radiológico Medimagen, Cuenca, período abril 2024- abril 2025
(Universidad de Cuenca. Facultad de Ciencias Médicas, 2026-02-26) Cojitambo Maldonado, Julissa Fabiana; Astudillo Reyes, Adriana Estefanía
Background: Hepatic steatosis is defined as the excessive accumulation of fat in the liver. In most cases it is asymptomatic, which hinders its diagnosis in its early stage (1). The World Health Organization (WHO) reported that one in three adults worldwide present this condition, and that 10% of infants are also affected (2). In Latin America, its prevalence reaches 27,45%, while in Ecuador hepatic steatosis is among the ten leading causes of mortality (3) (4). Abdominal ultrasound is the study of choice for the detection of hepatic steatosis due to its sensitivity and specificity (5). Objective: To determine the prevalence of hepatic steatosis diagnosed by abdominal ultrasound in patients aged 20 to 80 years at Centro Radiológico Medimagen, Cuenca, during the period April 2024-April 2025. Methods: Descriptive crosssectional study. Data were collected from imaging reports of patients aged 20 to 80 years who attended Centro Radiólogico Medimagen, Cuenca, during the period April 2024-April 2025. A total of 666 imaging reports were obtained. Results: The prevalence of hepatic steatosis was 56.3%, representing 375 of the 666 abdominal ultrasound imaging reports; it was more prevalent in females with a 36.2% and in the 50-59 age range with 13.2%, with a higher presence of grade II (57.6%). Conclusion: The prevalence of hepatic steatosis in the study population represents 56.3%.
Prevalencia de fracturas de muñeca en pacientes de 10-80 años, identificadas mediante rayos x en el Hospital Monte Sinaí, Cuenca, marzo 2022-marzo 2024
(Universidad de Cuenca, 2025-02-06) Rodríguez Zhapán, Andrés Esteban; Chillogalli Chacha, Diana Julisa; Astudillo Reyes, Adriana Estefanía
Background: Wrist fracture is a common injury in a trauma center; there is a high prevalence in all age groups, and bone injuries seem to have a characteristic pattern that depends on the bone density and age of patients. (1) In Ecuador, in 2021 and 2022, the Ministry of Public Health reported 5,240 cases of wrist fracture in emergency medical services. (11) Objective: To determine the prevalence of wrist fracture in patients aged 10 to 80 years who underwent X-ray scans at Monte Sinai Hospital in Cuenca, from March 2022 to March 2024. Methodology: A cross-sectional descriptive method was used. Data were collected from radiological reports of patients aged 10 to 80 years who underwent a wrist X-ray scan from March 2022 to March 2024 at Monte Sinai Hospital. Results: Research determined a prevalence of wrist fracture of 34.1% of patients, and there was a male predominance of 62.2%. The most affected age group was that of 10 to 18 years (43.8%). There was a higher frequency of left wrist cases (52.5%). The most common bone fracture was that of the radius (48.4%), and there was a higher percentage of patients with more than one type of fracture trace (30.9%). Conclusion: It was determined that males and the age group 10 to 18 years were the most affected, and that the radius fracture was the most prevalent.
Prevalencia de gonartrosis diagnosticado mediante radiografía AP y lateral de rodilla en pacientes de 40 a 80 años; Clínica Latino, Cuenca enero 2019 - diciembre 2021
(Universidad de Cuenca, 2023-04-12) Chicaiza Morocho, Evelyn Carolina; Salazar Kuja, Evelyn Lizbeth; Astudillo Reyes, Adriana Estefanía
Background: Gonarthrosis is a degenerative and progressive joint disease that affects the movement and morphology of the knee. Currently, it has greater impact on older adults and people with obesity (1). Objective: To determine the prevalence of gonarthrosis diagnosed by AP and lateral knee X-rays in patients aged 40-80 years; Latino Clinic, Cuenca, January 2019-December 2021. Method: Descriptive, retrospective and, cross-sectional research. The sample features 341 patients. The data was tabulated and analyzed according to research variables. Results: Out of 341 patients, the prevalence of gonarthrosis diagnosed by AP and lateral knee X-rays in patients aged 40-80 years at Latino Clinic in Cuenca in January 2019 - December 2021 was 79.1%. Females were the most prevalent (58.1%). Patients aged 60-69 years were the most affected, reaching 38.4%. Regarding radiological signs, the one with the highest percentage was the combination of osteophytes, joint space narrowing and sclerosis (35.2%). The right knee was the most affected (43.4%). Conclusions: Gonarthrosis mainly affects 60- to 69-year-old women, which is consistent with results from other studies. Radiography is the first imaging diagnostic method, with a specificity of 86% and a sensitivity of 91% (15).
Prevalencia de ictus isquémico diagnosticado por resonancia magnética en pacientes del Hospital de Especialidades José Carrasco Arteaga durante el periodo enero – diciembre de 2019
(Universidad de Cuenca, 2023-02-02) Jaramillo Porras, Duval Andrés; Méndez Molina, Fárida Jhecelia; Astudillo Reyes, Adriana Estefanía
Background: according to the World Health Organization (WHO), cerebrovascular accidents (CVA) are the second leading cause of death worldwide and the first cause of disability. Ischemic stroke is an interruption of blood supply to a vascular territory of the brain, depriving it of glucose and oxygen, causing neurological damage that can become permanent. Magnetic resonance imaging (MRI) of the brain makes it possible to assess morphological and functional aspects of the brain, obtain information on the established infarct volume, alteration of cerebral perfusion, ischemic penumbra area and affected vascular territory, which is useful for the timely diagnosis of this pathology. Objective to determine the prevalence of ischemic stroke diagnosed by magnetic resonance imaging in patients at the Hospital de Especialidades José Carrasco Arteaga during the period January - December 2019. Method: descriptive and retrospective study, a database of 144 people was used. The information was analyzed with SPSS, the results were tabulated and presented through frequency tables, percentages and measures of central tendency. Results: the study included a population of 1114 patients, with a stroke prevalence of 12.93%,occurring most frequently between 62 and 72 years of age (39.60%); the mean age was 64.21years (±14.81). Women predominated with 54.2%. Most of the cases were acute 88.2%. The most frequently identified findings were cerebral edema 52.78% and mass effect 35.42%. The most frequent location was the middle cerebral artery 68.1%. Most of the cases presented right laterality 55.6%. Conclusions: a prevalence of ischemic stroke diagnosed by MRI was obtained for the study period of 12.93%.
Prevalencia de lesiones de arterias coronarias en pacientes de 28 a 90 años que se realizaron cateterismo cardíaco en la Unidad de Hemodinamia del Hospital Universitario del Río, Cuenca, enero 2021 – marzo 2024
(Universidad de Cuenca, 2025-02-04) Macas Cartuche, Daniela Verenice; Nieto Pesantez, Marena Sophia; Astudillo Reyes, Adriana Estefanía
Background: Coronary artery lesions or ischemic heart disease occurs when the arteries of the heart cannot deliver enough oxygen-rich blood to the heart. The most common cause of this pathology is atherosclerosis, which is defined as the buildup calcium, cholesterol, and other substances in the vessel walls. (1) (2) Cardiac catheterization studies the permeability of coronary arteries and identifies lesions according to the location, extent, and the degree of clinical involvement. In addition, its approach can be changed from diagnostic to therapeutic in the same intervention. It shows a sensitivity of 43.5% with a specificity of 100%. (3) (4) Objectives: To determine the prevalence of coronary artery lesions in patients aged 28 to 90 years who underwent cardiac catheterization at the hemodynamics unit of Hospital Universitario del Rio in Cuenca, from January 2021 to March 2024. Method: Cross-sectional descriptive study. Results: 274 reports were analyzed and it was determined that 161 (58.8%) patients had coronary artery lesions. Males showed a higher prevalence of 72.7%, compared to females. The aged group with the highest prevalence was that of 60 to 69 years (34.8%). Furthermore, 45.3% of the patients reported lesions in more than one coronary artery; regarding the number of affected vessels, it was found that in 54.7% of the patients the lesions occurred in only one vessel. Radial access route was the most used in 67.1% of patients; the remaining 32.9% used femoral access.
Prevalencia de lesiones del tendón supraespinoso diagnosticado por resonancia magnética de hombro en pacientes de 20-80 años que acudieron a Medimagen, Cuenca 2021-2022
(Universidad de Cuenca, 2024-02-07) Muñoz Uzcategui, Marialejandra; Yunga Quezada, Andrés Santiago; Astudillo Reyes, Adriana Estefanía
Background: The main cause of shoulder pain is rotator cuff injuries; of the four tendons that make it up, the one that is frequently injured is the supraspinatus tendon (1). Shoulder MRI has a high sensitivity (around 90%) in regard to tendon injuries due to tears, a sensitivity that increases with complete tears, and a specificity of 99% (3). Objective: To determine the prevalence of supraspinatus tendon injuries diagnosed by shoulder MRI in patients aged 20- 80 years who received medical care at Medimagen, Cuenca, in 2021-2022. Method: Descriptive and retrospective study which analyzed radiological reports of patients who underwent shoulder MRI in Medimagen. Microsoft Excel and IBM SPSS Statistics 25 were used for statistical analysis. Results: 422 radiological reports of patients who underwent shoulder MRI in 2021-2022 were analyzed. Results show that 265 patients had injuries to the supraspinatus tendon. Females were the most affected (52.1%) and the most affected shoulder was the right one (64.2%); the age range with the highest prevalence was 50-59 years (27.5%). The most common injury was partial rupture (38.5%). Conclusions: The study determined that shoulder injuries occur more frequently in females. The supraspinatus tendon is the most affected, and different injuries like tendinitis, partial rupture, and complete rupture, among others. The most affected shoulder was the right one.
Prevalencia de patrones radiológicos en tomografía computarizada simple de tórax de alta resolución en pacientes de 30 a 80 años que acudieron al Instituto de Diagnóstico por Imagen. Enero 2022-Diciembre 2024
(Universidad de Cuenca. Facultad de Ciencias Médicas, 2026-03-11) Fernández López, Alannisse Samantha; Tutillo Carrión, Eduarda Marina; Astudillo Reyes, Adriana Estefanía
Background: Respiratory diseases represent a significant burden on global public health, as well as in Ecuador, due to high morbidity and mortality, and disability-adjusted life years. In 2024, the Ministry of Public Health reported a significant increase in severe acute respiratory infections, predominantly Respiratory Syncytial Virus (RSV) together with SARS-CoV-2, especially affecting children and older adults. The COVID-19 pandemic highlighted the need for precise diagnostic methods for the timely management of these conditions. High-resolution computed tomography (HRCT) has been established as a fundamental tool to identify pulmonary radiological patterns, facilitating both the diagnosis and follow-up of interstitial, infectious, and chronic diseases. In Ecuador, although previous studies exist on radiological patterns, there is a lack of updated data, as well as specific information for the adult population treated in specialized centers in Cuenca. (1-4) Objectives: To determine the prevalence of radiological patterns on simple high-resolution thoracic computed tomography in patients aged 30 to 80 years who attended the Diagnostic Imaging Institute during the period January 2022 - December 2024. Methods: Quantitative, descriptive, cross-sectional study based on imaging reports of patients between 30 and 80 years of age who underwent HRCT at the Diagnostic Imaging Institute (IDI) during the established period. Results: It was identified that the airtrapping pattern was the most prevalent pattern with 26.93%, followed by bronchiectasis (21.65%) and atelectasis (17.52%). More than half of the patients presented bilateral involvement (77.2%). The prevalence of radiological patterns was significantly higher in the 70- to 80-year-old age group (32.22%). The sex analysis revealed a slight predominance in women (53.23%).
PREVALENCIA DE ROTURA MENISCAL DIAGNOSTICADA POR RESONANCIA MAGNÉTICA SIMPLE DE RODILLA EN MEDIMAGEN. PERIODO ENERO – DICIEMBRE 2022
(Universidad de Cuenca. Facultad de Ciencias Médicas, 2026-03-24) Pintado Rubio, Michelle Fernanda; Astudillo Reyes, Adriana Estefanía
Background: Meniscal tears are common knee injuries, especially in active individuals, athletes, and older adults, due to degenerative processes or acute trauma. (1) (2) Knee magnetic resonance imaging (MRI) is a fundamental diagnostic tool, with high sensitivity and specificity for identifying this pathology, often detected as incidental findings in patients with knee pain. (3) Objective: To determine the prevalence of meniscal tears diagnosed by simple knee MRI at Medimagen. Period January-December 2022. Methods: A descriptive, crosssectional study was conducted, collecting anonymized information from the database of the Medimagen imaging center. The data obtained were analyzed using SPSS version 29.0, employing absolute and relative frequencies for categorical variables (sex, affected knee, affected meniscus, type of meniscal tear). The results were presented in tables. Results: A total of 339 radiological reports were analyzed, showing meniscal tears in 243 cases (71.68%). The predominant age range was 41 to 50 years, with 52 reports (21.40%). Males predominated with 128 cases (51.85%). The medial meniscus was the most affected, with 139 cases (57.20%). The most prevalent type of tear was the longitudinal tear, recorded in 93 reports (38.27%). The right knee was the most affected, with 134 cases (55.14%). Conclusions: The prevalence of meniscal tears in the studied population is high, predominating in middle-aged men, with greater involvement of the medial meniscus and the right knee
Prevalencia de vértebra transicional lumbosacra en radiografía anteroposterior y lateral de columna lumbar en pacientes de 15 a 70 años en Medimagen - Cuenca, 2019 – 2021
(Universidad de Cuenca, 2024-07-22) Cabrera Cabrera, Roberto Carlos; León Rodas, Felipe Andrés; Astudillo Reyes, Adriana Estefanía
Background: Lumbosacral transitional vertebra (LSTV) is a rare congenital peculiarity, which comprises sacralized fifth lumbar vertebra (L5) or lumbarized first sacral vertebra (S1). Anteroposterior and lateral radiograph of the lumbar spine is one of the first diagnostic methods (1). Objective: To determine the prevalence of lumbosacral transitional vertebra diagnosed by anteroposterior and lateral radiograph of the lumbar spine in Medimagen patients aged 15 to 70 years old in Cuenca. Methodology: Quantitative, featuring a descriptive, cross-sectional, and retrospective study. The sample comprises all the radiological reports of patients who required an anteroposterior and lateral radiograph of the lumbar spine and were diagnosed with lumbosacral transitional vertebra at Medimagen-Cuenca Diagnostic Imaging Center. The information extracted was analyzed according to the study variables. Data was tabulated and analyzed using IBM SPSS Statistics 25.0 and Microsoft Excel 2018. Results: 1,435 reports were analyzed, 216 (15.05%) indicated VTLS, of which 127 (58.8%) were male; the largest type was Castellvi II, with 78 (36.11%) reports; the predominant subtype was Castellvi IIa, with 63 reports (29.17%); age range 37 to 47 years showed a greater prevalence, with 58 (26.85%) reports. Conclusions: LSTV is present in men mainly, and Castellvi type Il and subtype Ila are the most prevalent in the age range 37 to 47 years.
Satisfacción y calidad de atención a pacientes femeninas en el servicio de mamografía del departamento de imagenología de una institución privada, octubre – diciembre 2023, Cuenca – Ecuador
(Universidad de Cuenca, 2024-02-07) Neira Rosero, Grace Estefania; Silverio Ramos, Digsiana Yeraldi; Astudillo Reyes, Adriana Estefanía
Background: Patient satisfaction is measured according to the quality of service provided. Therefore, the patient will be satisfied as long as that service meets their needs (1). Mammogram technique is considered a noninvasive procedure, with 95% sensitivity and 79% specificity, considering that ultrasound is the gold standard for detecting diseases of the mammary gland, whit 97.61% sensitivity and 91.49 % specificity (1). Objective: To determine the satisfaction and quality of service to female patients requiring mammograms at the imaging department of a private institution, October-December 2023, in Cuenca, Ecuador. Method: Descriptive, cross-sectional, prospective study. The sample was all surveys of patients who underwent a mammographic study. Data was tabulated and analyzed according to the study variables. Results: Out of 347 surveys, the prevailing age was 40-49 years (35%) and the youngest age was 70-80 years (10%). In the reliability dimension, 39% of the patients are moderately satisfied and 1% is slightly dissatisfied. In the responsiveness dimension, 37% are moderately satisfied and 1% is slightly dissatisfied. In the security dimension, 40% are moderately satisfied and 1% is slightly dissatisfied. The empathy dimension shows 45% full satisfaction and 1% slight dissatisfaction. In regard to the quality of service in tangible elements, 38% are moderately satisfied and 2% are moderately dissatisfied.

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