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1.
The Journal of Korean Academy of Prosthodontics ; : 82-89, 2023.
Artículo en Inglés | WPRIM | ID: wpr-968641

RESUMEN

The tongue is one of the most common sites of oral cancer. Glossectomy is known as the gold standard for tongue cancer treatment. However, surgical removal can lead to reduced mobility of the tongue and the patients may have difficulty performing normal oral functions like swallowing and pronunciation. Therefore, additional prosthetic consideration to supplement the function of the impaired tongue is needed for oral rehabilitation of such patients. Palatal augmentation prosthesis helps the tongue to reach the palate by lowering the position of the palatal polished surface. The oral functions of the patients with limited tongue mobility can be improved by the prosthesis. In this case, palatal augmented maxillary denture and conventional mandibular denture were fabricated for the completely edentulous patient with reduced tongue mobility after glossectomy due to tongue cancer. As a result, the oral functions of the patient were improved with the prosthesis.

3.
Journal of Nutrition and Health ; : 90-103, 2019.
Artículo en Coreano | WPRIM | ID: wpr-740547

RESUMEN

PURPOSE: This study examined the relationship of the nutrition of rice and the positive evaluation of the rice-based meal with the food consumption habits, physical and emotional health status, and learning efficacy of 601 middle and high school students in Jeonju area. METHODS: The participants were divided into two groups using cluster analysis in that the participants belonging to the upper groups had a center score of 46.86 (n = 348), while the people belonging to the lower group had a center score of 36.89 (n = 253). Statistical differences were tested for all the relationships between the physical and emotional healths symptoms and learning efficacy between the groups at the α = 0.05 level. RESULTS: Significant differences in the physical self-evaluated symptoms were observed in all five items in each cluster (p < 0.05). In the case of the emotional health status, nine out of 10 items showed significant differences between the groups. Similarly, significant differences in all five items in learning efficacy questionnaire were noted (p < 0.05). Positive attitudes of the parents toward having breakfast also showed significant differences among the groups. CONCLUSION: The nutrition of rice and a positive evaluation of the rice-based meals significantly affect the physical and emotional health status and learning efficacy of juveniles. These findings can be used as baseline information for promoting nutrition education, particularly rice-based breakfast.


Asunto(s)
Adolescente , Humanos , Desayuno , Educación , Conducta Alimentaria , Aprendizaje , Comidas , Padres
4.
Journal of Korean Academy of Nursing ; : 986-993, 2007.
Artículo en Coreano | WPRIM | ID: wpr-80949

RESUMEN

PURPOSE: The purpose of this study was to compare stress levels of elementary students according to three regional levels: a large city, a medium-sized city, and a rural area. METHODS: This was a descriptive comparative survey using a convenience sample of 1,161 5th-and 6th-grade students. The stress level was measured by a stress scale that consisted of 65 items regarding personal characteristics, family, school, and peer factors. The data were analyzed by chi-square-test, t-test, ANOVA and multiple regression using the SPSS 10.0 statistical program. RESULTS: Overall, the mean stress scores reported by the participants were near the middle of a 5-point scale and the level of familyrelated stress was highest, followed by peer, school, and individual-related stress. Sixth-graders and female students showed higher stress levels than 5th-graders and male students, respectively. The participants reporting unsatisfaction with their lives and those living in large cities tended to have significantly higher stress levels. CONCLUSION: Grade, gender, life satisfaction, and regional levels were all significant factors associated with high stress levels among elementary students. Development of stress management programs for this specific population, especially targeting students who are female and living in large cities, is needed.


Asunto(s)
Niño , Femenino , Humanos , Masculino , Análisis de Varianza , Distribución de Chi-Cuadrado , Psicología Infantil , Relaciones Familiares , Encuestas y Cuestionarios , Población Rural , Factores Socioeconómicos , Estrés Psicológico/epidemiología , Estudiantes/psicología , Población Suburbana , Población Urbana
5.
Korean Journal of Aerospace and Environmental Medicine ; : 2-8, 2006.
Artículo en Inglés | WPRIM | ID: wpr-57665

RESUMEN

Physical environmental factors have been found to increase the risk for work-related musculoskeletal disorders (WMSDs) in a variety of occupations. To date little is known about the influence of physical environmental factors in the cabin of an airplane on WMSDs among flight attendants. The purpose of this study was to examine the relationship between self-reported physical environment factors in the cabin and WMSDs in the neck, shoulder, upper back, and lower back among U.S. female flight attendants on long-haul international flights. A cross-sectional mailed survey was conducted with 185 female fight attendants working on long-haul international flights. The physical environment measure included 12 items regarding cabin-air quality, noise, lighting, and whole-body vibration. WMSDs were measured by the Nordic Musculoskeletal Questionnaire and the National Institute for Occupational Safety and Health Symptom Survey. The percentage of flight attendants who had WMSDs for each body region varied from 31% to 54%. The majority (>80%) of the flight attendants often or always experienced low humidity, stuffy air, and little air movement while working in the cabin. Being frequently exposed to unfavorable cabin environmental factors increased the risk of neck (OR=2.89), shoulder (OR=2.96), and upper-back WMSDs (OR=2.14). Cabin environmental factors should be taken into account when examining the risk factors for WMSDs.


Asunto(s)
Femenino , Humanos , Movimientos del Aire , Aeronaves , Regiones Corporales , Humedad , Cuello , Ruido , Ocupaciones , Servicios Postales , Factores de Riesgo , Hombro , Vibración , Encuestas y Cuestionarios
6.
Korean Journal of Anesthesiology ; : 174-182, 2004.
Artículo en Coreano | WPRIM | ID: wpr-199346

RESUMEN

BACKGROUND: This study was performed to evaluate the correlations between lumbar epidural depth by MRI and physical measurements. METHODS: The anatomy of the lumbar epidural space was evaluated using MRI scans of 121 patients (93 male and 31 female). Epidural depth was measured from the skin to the center of the posterior epidural space at the L3-4 and L 4-5 levels by two methods (in a parallel line to the lumbar spinous process [SKEP I] and in a vertical line to the long axis of the spine [SKEP II]). Physical measurements such as weight, height, foot size, and waist were measured, other physical measurements such as the Ponderal index (PI), body mass index (BMI), and obesity (Broca's index) were calculated. RESULTS: Significant correlations between depth from the skin to the posterior epidural space were found for Ponderal index (PI), body mass index (BMI), obesity (Broca's index), weight, waist circumference, height, and foot size. The depth from the skin to the supraspinous ligament correlated with BMI, obesity (Broca's index), PI, weight, and waist circumference. The depth from the supraspinous ligament to the posterior epidural space were found to correlate with height and foot size. CONCLUSIONS: PI had a higher predictive value for epidural depth than the other physical measurements.


Asunto(s)
Humanos , Masculino , Vértebra Cervical Axis , Índice de Masa Corporal , Espacio Epidural , Pie , Ligamentos , Imagen por Resonancia Magnética , Obesidad , Piel , Columna Vertebral , Circunferencia de la Cintura
7.
Journal of the Korean Radiological Society ; : 251-253, 2004.
Artículo en Coreano | WPRIM | ID: wpr-32850

RESUMEN

Tracheopathia osteoplastica is a rare benign disorder of the trachea and major bronchi. It is characterized by multiple cartilaginous or osseous submucosal nodules that project into the tracheobronchial lumen. Awareness of the condition is important to avoid unnecessary surgery. We report here on the CT and bronchoscopic findings of tracheopathia osteoplastica associated with anthracofibrosis in a 67-year old woman, and we will then discuss our findings.


Asunto(s)
Anciano , Femenino , Humanos , Bronquios , Tráquea , Procedimientos Innecesarios
8.
Journal of the Korean Radiological Society ; : 427-431, 2004.
Artículo en Coreano | WPRIM | ID: wpr-26259

RESUMEN

PURPOSE: The purpose of this study was to compare two bowel preparation agents, sodium phosphate solution with magnesium citrate solution. MATERIALS AND METHODS: A total of 94 subjects that underwent a double-contrast barium enema were included in this study. Bowel preparation before performing the barium study was done by using a sodium phosphate solution in 47 subjects and by using a magnesium citrate solution in the other 47subjects. We evaluated the presence or absence of side effects when using these bowel preparation agents. Two radiologist who were blinded to the type of bowel preparation evaluated the quality of bowel preparation at the colonic segments (ascending, descending, and sigmoid colon) on the radiographs obtained by double-contrast barium enema, with regard to stool cleansing, water retention, barium coating and bubble formation. RESULTS: The side effects, such as abdominal clamping pain, nausea, hunger pain and chill occurred more frequently in the sodium phosphate group than in the magnesium citrate group (p<0.001). Stool retention was more frequently found in the magnesium citrate group (p<0.001). However, no statistical difference was noted on the status of water retention and barium coating between two groups. Gas bubble formation was more commonly seen in the sodium phosphate group (p<0.001). The sodium phosphate solution appeared to be more effective in cleansing the right colon (p=0.001). CONCLUSION: Sodium phosphate solution appears to be more effective for colonic cleansing, with a lower incidence of side effects, than when using magnesium citrate solution.


Asunto(s)
Humanos , Bario , Ácido Cítrico , Colon , Colon Sigmoide , Constricción , Enema , Hambre , Incidencia , Magnesio , Náusea , Estudios Prospectivos , Sodio , Agua
9.
Journal of the Korean Radiological Society ; : 547-555, 2001.
Artículo en Coreano | WPRIM | ID: wpr-197729

RESUMEN

PURPOSE: To correlate CT attenuation and MR signal intensity with concentration of protein solution. MATERIALS AND METHODS: CT and MR examinations of a phantom containing bovine serum albumin solutions of various concentrations ranging from 0 to 55% were performed. CT Hounsfield units(HUs), MR signal intensities, and apparent diffusion coefficients (ADCs) of each albumin solution were measured, and CT HUs and MR signal intensities of the solutions were compared with those of cerebrospinal fluid (CSF), white matter, and cortical gray matter. RESULTS: CT HU increased gradually with increasing albumin concentration. On T1-weighted images(T1WI), signal intensity increased with increasing albumin concentrations of up to 35% but then decreased. On T2-weighted images(T2WI), gradually decreasing signal intensity and increasing albumin concentration were oibserved. Fluid-attenuated inversion recovery (FLAIR) and diffusion-weighted images (DWIs) showed that signal intensity peaked at a concentration of 10% and then gradually decreased. The ADC of the solution gradually decreased as concentration increased. Compared with those of normal brain structures, the CT HUs of solutions at concentrations of over 20% were higher than those of white and gray matter. At T1WI, the signal intensities of 10-45% solutions were similar to or higher than that of the gray matter. At T2WI, the signal intensities of solutions above 25, 35, and 40% were lower than those of CSF, gray matter, and white matter, respectively. FLAIR images showed that the signal intensities of 5-35% solutions were higher than that of gray matter. CONCLUSION: The CT attenuation of albumin solution increased gradually with increasing concentration. MR signal intensities peaked at 35% concentration on T1WI and at 10% on FLAIR and DW images, respectively, and then gradually decreased. T2WI and ADC map images showed gradually decreasing signal intensity and ADC as albumin concentration increased.


Asunto(s)
Encéfalo , Líquido Cefalorraquídeo , Difusión , Albúmina Sérica Bovina
10.
Journal of the Korean Society of Magnetic Resonance in Medicine ; : 149-154, 2001.
Artículo en Coreano | WPRIM | ID: wpr-10125

RESUMEN

PURPOSE: Our aim was to evaluate the usefulness of fluid-attenuated inversion recovery (FLAIR) MR imaging for detection of acute subarachnoid hemorrhage (SAH) compared with unenhanced CT. MATERIALS AND METHODS: We compared FLAIR MR images with unenhanced CT scans in 28 patients with acute SAH. Findings of SAH on CT and MR images were graded as 0 (absence), 1 (suspicious), 2 (definite) in the cerebral sulci, sylvian fissure, basal cistern, and cisterns of the posterior fossa. We also compared FLAIR MR images of 28 patients with those of 35 normal subjects, and then the sensitivity, specificity, and diagnostic accuracy of FLAIR MR image for detection of acute SAH were calculated. RESULTS: FLAIR MR image was superior to CT in detecting SAH in the posterior fossa (1.41+/-.74 vs 0.78+/-.80; p<0.05) and cortical sulci(1.11+/-.80 vs 0.70+/-.83; p<0.05). There was no significant difference between FLAIR MR image and CT in detecting SAH in the basal cistern and sylvian fissure. The sensitivity, specificity, and diagnostic accuracy of FLAIR MR image for detection of SAH were 100% in all. CONCLUSION: FLAIR MR image is useful in detecting acute SAH, especially in patients with small amount of SAH or SAH in the posterior fossa.


Asunto(s)
Humanos , Imagen por Resonancia Magnética , Sensibilidad y Especificidad , Hemorragia Subaracnoidea , Tomografía Computarizada por Rayos X
11.
Korean Journal of Occupational and Environmental Medicine ; : 218-226, 2000.
Artículo en Coreano | WPRIM | ID: wpr-187021

RESUMEN

OBJECTIVES: A study was conducted for investigating the status of simple X-rays on lumbosacral regions at pre-employment health examination and analysing the effectiveness of simple X-rays on lumbosacral regions. METHODS: The study data were pre-employment health examination data in a university hospital from Jan 3, 1993 through October of 1997. And, 97 newly employed workers who claimed no low back pain at pre-employment health examination of a certain company were follow-up survey about low back pain and related factors in April, 1995 and October of 1997. The data were collected by a self-reported questionnaire and a medical examination with a rehabilitation specialist. RESULTS: Taking the simple X-rays on lumbo-sacral regions was 1, 591 workers(10.5%) among 15,166 pre-employment health examination from Jan 3, 1993 through October of 1997. And yearly application rates of these X-ray tests have been significantly statistical increasing (p<0.01). 2. The abnormal findings of simple X-rays on lumbo-sacral regions at pre-employment health examination were 40 workers. But, there was not significantly statistical difference between normal and abnormal group for the complaint rate of low back pain. 3. The number of case with symptoms of low back pain at the follow-up survey were 46, so the incidence density was 37. 1 persons/ 100 person-years. And the incidence density was not significantly statistical difference between normal and abnormal group of simple X-rays on lumbo-sacral regions. 4. Through the multivariate logistic regression, significantly associated factors with low back pain were found to be tenure(OR=0.36, 95%CI: 0.17-0.79), lifting of heavy materials(OR=5. 86, 95%CI: l. 58-21. 74). CONCLUSION: The simple X-rays on lumbo-sacral regions at pre-employment health examination is required further research for utilizing pre-employment health examination according to above results.


Asunto(s)
Estudios de Seguimiento , Incidencia , Elevación , Modelos Logísticos , Dolor de la Región Lumbar , Región Lumbosacra , Encuestas y Cuestionarios , Rehabilitación , Especialización
12.
The Korean Journal of Internal Medicine ; : 147-150, 2000.
Artículo en Inglés | WPRIM | ID: wpr-125825

RESUMEN

Spontaneous regression of cancer is a rare phenomenon seldom described in patients with hepatocellular carcinoma. A 54-year-old Korean woman suffered from cytologically-proved advanced hepatocellular carcinoma, for which she received no treatment. Papanicolaou's smears revealed high cellularity. Many clusters of polygonal cells showed long, thick anastomosing cords covered by flattened endothelial cells. The polygonal cells showed small hepatocytoid appearance, characterized by increased nuclear/cytoplasmic ratio. She remained in good clinical condition and, at 4 years of follow-up, the hepatocellular carcinoma could not be visualized radiologically. To date, only 14 case reports of apparently spontaneous regression of hepatocellular carcinoma have been published in the English literature. The mechanisms underlying this intriguing phenomenon remain unknown.


Asunto(s)
Femenino , Humanos , Carcinoma Hepatocelular , Neoplasias Hepáticas , Persona de Mediana Edad
13.
Journal of the Korean Radiological Society ; : 83-87, 1999.
Artículo en Coreano | WPRIM | ID: wpr-211589

RESUMEN

PURPOSE: To assess the causes of periportal low attenuation, as seen on CT, in patients with blunt abdominaltrauma. MATERIALS AND METHODS: From among 812 patients who underwent abdominal CT after blunt abdominal trauma,we retrospectively analysed the findings in 124 with evidence of periportal low attenvation. Among these, hepaticinjury was noted in only 87. The presence or absence, and extent of hepatic injury, and of periportal lowattenuation, as seen on CT, were carefully evaluated. In each case, the ratio of the transverse diameter of theinferior vena cava(IVC) to the aorta at the level of the right adrenal gland provided an indirect measurement ofcentral venous pressure; for control purposes, the ratio was also obtained in 21 non-traumatic patients with noabnormal abdominal CT findings. RESULTS: Of the 87 patients with hepatic injury, 46 showed no periportal lowattenuation, and the average value of the ratio between the IVC and aorta was 1.16+/-0.12, while the remaining 41patients showed periportal low attenuation with a ratio of 1.51+/-0.21(p<0.05). In the 37 patients with periportallow attenuation but no evidence of concomitant hepatic injury, the average ratio was 1.52+/-0.25, while in 21non-traumatic patients it was 1.15+/-0.16. For resustication, all patients had received 0.5-5.0l of IV fluidtherapy before CT, and at the time of CT, were normotensive. CONCLUSION: Rapidly elevated central venous pressurefollowing massive IV infusion therapy in patients with blunt abdominal trauma can be one of the causes ofperiportal low attenuation, as seen on CT.


Asunto(s)
Humanos , Glándulas Suprarrenales , Aorta , Estudios Retrospectivos , Tomografía Computarizada por Rayos X , Presión Venosa
14.
Korean Journal of Pathology ; : 68-71, 1998.
Artículo en Coreano | WPRIM | ID: wpr-58389

RESUMEN

Injuries from sea urchins are induced by from penetration of the calcareous spines into the skin. Apart from the transient episode of excruciating pain, there is usually no residual disability. Complications arise, however, when spines are embedded over bony prominences, or within joints. Two cases are reported with injury and protracted disability of fingers resulting from contact with the purple sea urchin, Anthocidaris crassispina, a common echinoderm inhabitant of the Korean east coast. After a latent period of several months in both cases, Case 1 presented as caseating granulomas in the synovium and case 2 exhibited as the usual soft tissue nonsynovial foreign body and noncaseating granulomas. There appears to be a paucity of published data regarding the effects of puncture wounds caused by the spines of this animal. The granulomas have appeared after a latent interval of several months in a proportion of the sufferers, suggests a delayed hyperserisitivity reaction similar to that produced by Mycobacterium species.


Asunto(s)
Animales , Anthocidaris , Mordeduras y Picaduras , Dedos , Cuerpos Extraños , Granuloma , Mano , Hipersensibilidad Tardía , Inflamación , Articulaciones , Mycobacterium , Punciones , Erizos de Mar , Piel , Columna Vertebral , Strongylocentrotus purpuratus , Membrana Sinovial , Heridas y Lesiones
15.
Journal of the Korean Radiological Society ; : 475-478, 1998.
Artículo en Coreano | WPRIM | ID: wpr-99885

RESUMEN

PURPOSE: This study aimed to determine the CT findings of nasolacrimal fossa and their clinical significance. MATERIALS AND METHODS: Twenty-nine of 116 patients who underwent facial CT scanning after trauma showed evidenceof nasolacrimal fracture. We retrospectively analyzed CT findings to evaluate fracture patterns of thenasolacrimal fossa and canal and associated facial fractures. To determine the frequency of associatedcomplications, clinical records were reviewed were reviewed. RESULTS: Three types of fracture were identified:avulsion, comminuted, and linear Forty-one nasolacrimal fractures, 20 of which involved the nasolacrimal fossa and21 the nasolacrimal canal, were found in the 29 patients. Of the 20 fractures involving the nasolacrimal fossa,ten were avulsion, eight were linear, and two were comminuted. Seventeen of 21 fractures involving thenasolacrimal canal were comminuted and four were linear ; all nasolacrimal fractures were associated with otherfacial fractures. Twenty-five of 29 fractures were the complex midfacial-type (naso-ethmoid) ; the remaining fourwere simple and unilateral. Nasolacrimal sac and dvct-related complications were documented in only two patients ;they experienced epiphora associated with avulsion fracture of the nasolacrimal fossa, though the problem wasresolved by conservative treatment without surgery. CONCLUSION: Fractures of the nasolacrimal fossa and canalwere accompanied by simple or complex facial fractures. Injury-associated complications were rare, and all wereassociated with avulsion fractures of the nasolacrimal fossa.


Asunto(s)
Humanos , Enfermedades del Aparato Lagrimal , Estudios Retrospectivos , Tomografía Computarizada por Rayos X
16.
The Korean Journal of Thoracic and Cardiovascular Surgery ; : 941-944, 1997.
Artículo en Coreano | WPRIM | ID: wpr-198993

RESUMEN

Pulmonary infarction is rarely diagnosed with certainty except at postmortem examination. Part of this uncertainty is because of the inability to distinguish between hemorrhage, congestive a electasis, and necrosis clinically and radiographically. The pathogenesis of pulmonary infarction is poorly understood. It is dif%cult to induce pulmonary infarction in animals by ligation of the arterial supply to the lung. Many factors seem to be important in its pathogenesis, in addition to congestive heart failure, malignant tumor, thrombophlebitis, chronic obstructive lung disease, nephrotic syndrome, and postopeiative state. However, pulmonary infarction have not been reported in association with chest trauma. We report a case of pulmonary infarction associated with fractures of right clavicle and multiple ribs. A 45-year-old male had admitted due to right chest pain and dyspnea, which developed after right chest trauma occurred at about 3 weeks ago. He was treated at local clinics under the diagnosis of fractures of right clavicle and ribs until the admission. Chest CT disclosed a huge mass with central low density in right upper lobe, and small masses were also seen on both lung fields. Open lung biopsy resulted in negativity for the malignancy. Clinical symptoms and radiological findings were not improved by conservative treatment. Right upper lobectomy was done eventually. The final diagnosis was pulmonary infarction. And, the patient has been well after operation.


Asunto(s)
Animales , Humanos , Masculino , Persona de Mediana Edad , Autopsia , Biopsia , Dolor en el Pecho , Clavícula , Diagnóstico , Disnea , Estrógenos Conjugados (USP) , Insuficiencia Cardíaca , Hemorragia , Ligadura , Pulmón , Necrosis , Síndrome Nefrótico , Enfermedad Pulmonar Obstructiva Crónica , Infarto Pulmonar , Costillas , Tórax , Tromboflebitis , Tomografía Computarizada por Rayos X , Incertidumbre
17.
Korean Journal of Aerospace and Environmental Medicine ; : 50-69, 1997.
Artículo en Coreano | WPRIM | ID: wpr-13439

RESUMEN

The main purpose of this study was to examine factors related to exercise behavior of civil airmen. The subjects for the study were 200 civil airman including pilots, flight officers and flight engineers working for "A" airline in South Korea. The data was collected from April, 1 to 30, 1996 using a questionnaire that was developed for this study, and analyzed using SPSS(Statistical Package for Social Science). The subjects consisted of 200 males. The average age was 42 years old and the majority(82.5%) were married. The large proportion of subjects had received four years of college education or more(86%), and reported having a religion(71%). The average height and weight were 171.7cm and 69.4kg respectively. The average working period and total flight time were 8 years and 6002 hours respectively. Ninety-five percent of sample exercised regularly. As for the frequency of the exercise, 4% of the sample never exercised and 26% of the sample exercised less than once per week, while 44.5% and 24.5% of the sample exercised once or two times, and more than three times per week respectively. The type of exercise was strengthening (30.0%) and aerobic exercise such as jogging(54%), mountain climbing(37.5%) and golf(33.0%). Nearly three fourths of the sample were involved in more than the "light heavy" level of intensity(72.5%) and the average duration was 74.9 minutes. The following factors are related to the exercise behavior. 1) Age and marriage were positively related to exercise behavior(p<.05). 2) The cognitive/perceptual factor is related to exercise behavior. Those who perceived that their health was poor, that health was out of their control exercised less frequently. Also those who showed low self efficacy, and those who valued their health less exercised less frequently. 3) Among environmental factors, social support such as peers, spouse and media influenced exercise behavior. Also the use of a health center was related to a higher level of exercise behavior compared to self-regulated home exercise. Irregular duty was the higher barrier to exercise. 4) The type and intensity of exercise were related to exercise behavior, but not duration. Those who have been jogging or mountain climbing regularly, and those who exercised rather intensely showed a higher frequency of exercise. However, there was no difference in duration 5) The results of stepwise multiple regression analysis showed that the variables which were related to exercise behavior were exercise intensity, exercise place and whether the subject was married. These three factors accounted for 37% of the variance.


Asunto(s)
Adulto , Humanos , Masculino , Educación , Ejercicio Físico , Fibrinógeno , Trote , Corea (Geográfico) , Matrimonio , Autoeficacia , Esposos , Encuestas y Cuestionarios
18.
Journal of the Korean Radiological Society ; : 881-886, 1997.
Artículo en Coreano | WPRIM | ID: wpr-55691

RESUMEN

PURPOSE: To evaluate the characteristic MR findings in injury of the anterior cruciate ligament (ACL) with associated bony lesions. MATERIALS AND METHODS: We reviewed MR findings and the corresponding arthroscopic or operative results of 48 patients with ACL injuries, and evaluated ACL signal intensity and contour. In associated bony lesions, we determined the location of avulsion fracture and bony bruise. RESULTS: Cmplete ACL tears were seen in 27 cases, partial tears in 13, and avulsion injury in eight. Complete tears showed heterogeneously increased signal intensity with contour bulging in ten cases (37 %), and combined bony lesion in 14 (52 %). ACL with a thin continous low signal intensity band surrounding heterogeneously-increased signal intensity suggested partial tears, and was seen in three of 13 proven cases (23 %) of partial ACL tears ; combined bony lesion was seen in four such cases (31 %). There were eight cases of avulsion fracture ; the most frequent site was the anterolateral portion of the tibial spine (n=6). The most frequent sites of bony lesion were at the midportion of the lateral femoral condyle (n=6), and the posterior portion of the lateral tibial plateau (n=6) ; the next most frequent site was the anterior portion of the lateral tibial plateau (n=5). CONCLUSION: Tearing of the ACL was seen on MRI as ligament discontinuity, and heterogeneously increased signal intensity with ACL contour bulging. The most frequent sites of associated bony lesions were the midportion of the lateral femoral condyle, and the posterior portion of the lateral tibial plateau. In associated bony lesions, bony contusion suggested ACL tearing, but avulsion fracture suggested ligament avulsion injury without tear.


Asunto(s)
Humanos , Ligamento Cruzado Anterior , Contusiones , Ligamentos , Imagen por Resonancia Magnética , Columna Vertebral
19.
Journal of the Korean Radiological Society ; : 609-614, 1995.
Artículo en Coreano | WPRIM | ID: wpr-161738

RESUMEN

PURPOSE: This study was performed to examine if CT classification of renal blunt injury could aid in expectation of hemodynamic stability and clinical decision of whether to intervene surgically. MATERIALS AND METHODS: Over a 80-month period between July 1987 and March 1994, 41 patients were admitted to our hospital with the diagnosis of renal blunt injury. The renal blunt injuries were classified on Fedede's three-point scale CT classification methods :grade I, contusion, intrarenal hematoma, segmental infarction, and small subcapsular hematoma;grade II, complete or incomplete laceration, large subcapsular hematoma, and renal fracture;grade Ill, shattered kidney and renal pedicle injury. Hemodynamic stability, treatment method and clinical outcome of the patients with different CT grade were analyzed retrospectively. RESULTS: All 34 patients with grade I or II CT findings were hemodynamically stable and were successfully managed with conservative method. Among 7 patients with grade III CT findings, 6 patients were hemodynamically unstable. Out of the 6, One patient with grade IIIb or renal pedicle injury was expired before surgical intervention due to ischemic shock. Four patients were intervened surgically with one failure to thrive. The remaining one patient refused to be intervened surgically, and was discharged against medical advice. Only one out of 7 patients was hemodynamically stable and was managed conservatively. CONCLUSION: The patients with grade I or II CT findings are prone to be hemodynamically stable and to be managed with conservative method. But the patients with grade III CT findings are more likely to be hemodynamically unstable. Therefore patients with grade III CT findings should be closely monitored and be pre- pared for the possibility of immediate surgical intervention


Asunto(s)
Humanos , Clasificación , Contusiones , Diagnóstico , Insuficiencia de Crecimiento , Hematoma , Hemodinámica , Infarto , Riñón , Laceraciones , Estudios Retrospectivos , Choque , Heridas no Penetrantes
20.
Journal of the Korean Radiological Society ; : 647-651, 1995.
Artículo en Coreano | WPRIM | ID: wpr-161732

RESUMEN

PURPOSE: The correlation between sonographic findings and clinical symptoms was investigated in the patients with mesenteric lymphadenitis who had recurrent acute abdomen. MATERIALS AND METHODS: Seventy-eight children with recurrent acute abdominal pain without obvious primary disease were evaluated by sonography. The initial and follow-up sonography were performed in 17 children. The abdomen was divided into 3 areas. The number and size of mesenteric lymph nodes were observed in each zone, and was compared with the clinical findings. RESULTS: In 56(71.8%) of 78 cases, good correlation was seen in the area of the greatest size and number of the lymph nodes in the sonography. Most severe symptom, was seen in the right lumbar area(49 cases) and umbilical area(7 cases). In 17 cases of follow up, 14 cases showed decrease size and number of mesenteric lymph nodes while 2 cases showed increase in size and number of the nodes with aggravated symptoms. CONCLUSIONS: Ultrasonography was useful to detect and localize the enlarged mesenteric lymph nodes. Initial and follow-up sonography showed good correlation between the changes in number and size of the lymph nodes and symptoms.


Asunto(s)
Niño , Humanos , Abdomen , Abdomen Agudo , Dolor Abdominal , Estudios de Seguimiento , Ganglios Linfáticos , Linfadenitis Mesentérica , Ultrasonografía
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