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1.
PLoS One ; 19(3): e0292755, 2024.
Article in English | MEDLINE | ID: mdl-38457421

ABSTRACT

The Developing Belief Network is a consortium of researchers studying human development in diverse social-cultural settings, with a focus on the interplay between general cognitive development and culturally specific processes of socialization and cultural transmission in early and middle childhood. The current manuscript describes the study protocol for the network's first wave of data collection, which aims to explore the development and diversity of religious cognition and behavior. This work is guided by three key research questions: (1) How do children represent and reason about religious and supernatural agents? (2) How do children represent and reason about religion as an aspect of social identity? (3) How are religious and supernatural beliefs transmitted within and between generations? The protocol is designed to address these questions via a set of nine tasks for children between the ages of 4 and 10 years, a comprehensive survey completed by their parents/caregivers, and a task designed to elicit conversations between children and caregivers. This study is being conducted in 39 distinct cultural-religious groups (to date), spanning 17 countries and 13 languages. In this manuscript, we provide detailed descriptions of all elements of this study protocol, give a brief overview of the ways in which this protocol has been adapted for use in diverse religious communities, and present the final, English-language study materials for 6 of the 39 cultural-religious groups who are currently being recruited for this study: Protestant Americans, Catholic Americans, American members of the Church of Jesus Christ of Latter-day Saints, Jewish Americans, Muslim Americans, and religiously unaffiliated Americans.


Subject(s)
Parents , Religion and Psychology , Humans , Child , Child, Preschool , Islam/psychology , Cognition , Surveys and Questionnaires
2.
Arch Ital Urol Androl ; 95(3): 11581, 2023 Sep 12.
Article in English | MEDLINE | ID: mdl-37791554

ABSTRACT

PURPOSE: To report the result of percutaneous nephrolithotripsy (PCNL) via standard nephrostomy tract in a single training institution. The perioperative complications in relation to the comorbid state are particularly assessed. PATIENTS AND METHODS: A prospective interventional study between January 2019 to November 2022, included 210 patients scheduled for PCNL. The average age was 40.3 ± 11.8 years (range 18- 67 years). Patients were categorized into two groups. The first group comprised 146 cases (69 .5%) with no associated co-morbidities while the second group 64 (30.5%) had co-morbidities such as obesity in 4 cases (1.9%), hypertension (HTN) in 24 cases (11.4%) cases, diabetes mellitus (DM) in 17 (8.1%) cases, history of recurrent stone surgery in 11 (5.2%) cases and more than one in 8 cases (3.8%). Co-morbidities, stone burden, location of stone, time of surgery, stay in the hospital, further operations, and negative events were among the reported data. Complications and the stone-free rate were the main outcome indicators. RESULTS: Intraoperative complications were reported in 40 (18.8%) patients (18 group 1 and 22 group 2) during PCNL. Bleeding occurred in 22 (10.5%) patients (9 group 1 and 13 group 2), blood transfusions were needed in 4 (1.9%) (2 group 1 and 2 group 2), extravasation was observed in 11 patients (5.2%) (6 group 1 and 5 group 2) and cardiac arrhythmia in 3 (1.4%) (1 group 1 and 2 group 2) patients. Postoperative complications occurred in 61 patients (29%) (24 group 1 and 37 group 2) in the form of fever in 10 patients (4.8 %) (3 group 1 and 7 group 2) and prolonged leakage in 50 patients (23.8%) (21 group 1 and 29 group 2). One patient of group 2 died from postoperative sepsis. Extravasation and postoperative leakage were higher in diabetic patients than in non-diabetics. Stonefree rate was 60.5% (127 of 210). Clinically significant residual fragments (CSRFs) found in 70 cases (33.3%) (33 group 1 and 37 group 2). In 13 cases (6.2%) (5 group 1 and 8 group 2), clinically insignificant residual fragments (CIRFs) were found. In 8 (3 group 1 and 5 group 2) of the 13 cases, spontaneous stone passage was observed within 4-6 weeks of surgery. Residual stones in three cases (1 group 1 and 2 group 2) were asymptomatic and 4 mm or less, whereas stones increased in two cases of group 2. Among all factors studied, stone burden was significantly correlated to both intraoperative and postoperative complications. The occurrence of postoperative fever increased with large stone burden. CONCLUSIONS: PCNL is a therapeutic modality that is effective, feasible, and safe for a wide range of patients with concurrent medical issues. A steep curve is required to reduce intraoperative and postoperative complications.


Subject(s)
Kidney Calculi , Lithotripsy , Nephrostomy, Percutaneous , Humans , Adolescent , Young Adult , Adult , Middle Aged , Aged , Kidney Calculi/surgery , Kidney Calculi/etiology , Prospective Studies , Lithotripsy/adverse effects , Postoperative Complications/epidemiology , Postoperative Complications/etiology , Treatment Outcome
3.
Ultrastruct Pathol ; 47(3): 131-145, 2023 May 04.
Article in English | MEDLINE | ID: mdl-36869025

ABSTRACT

Diabetes mellitus is a metabolic disorder that can cause numerous ocular issues as well as long-term effects. In our study, we evaluate the effect of melatonin on the diabetic retinal alterations in male albino rats to the effect of melatonin combined with stem cells. 50 adult male rats were equally divided into four groups control, diabetic, melatonin, and melatonin plus stem cells. STZ, 65 mg/kg in phosphate buffered was administered intraperitoneally as a bolus to diabetic group of rats. After inducing diabetes, melatonin (10 mg/kg b.wt./day) was administered orally to the melatonin group for 8 weeks. The stem cell and melatonin group got the same dosage of melatonin as the prior group. They received an intravenous injection of (3?×?106 cell) adipose-derived MSC suspended in phosphate-buffered saline at same time of melatonin ingestion. Animals from all groups had their fundics examined. Following the injection of stem cells, samples of rat retina were collected for light and electron microscopy analyses. H&E and immunohistochemically stained sections revealed a slight improvement in group (III). At the same time, group (IV) results were comparable to those of the control group, which was supported by the findings of an electron microscope. Neovascularization was visible on fundus examination in group (II), whereas it was less noticeable in group (III) and group IV. Melatonin mildly improved the histological structure of the retina in diabetic rats, and when it was combined with adipose-derived MSC, it considerably improved the diabetic alterations.


Subject(s)
Diabetes Mellitus, Experimental , Diabetic Retinopathy , Melatonin , Mesenchymal Stem Cells , Animals , Male , Rats , Melatonin/adverse effects , Diabetes Mellitus, Experimental/pathology , Phosphates/adverse effects
4.
J Ophthalmol ; 2020: 2017158, 2020.
Article in English | MEDLINE | ID: mdl-32587757

ABSTRACT

PURPOSE: To evaluate the safety and efficacy of a novel modified subscleral trabeculectomy technique in management of primary congenital glaucoma. METHODS: This study included 25 infants diagnosed of having bilateral primary congenital glaucoma. For each patient, one eye was assigned to undergo subscleral trabeculectomy with trimming of the edges of the scleral bed (group I), while the contralateral eye underwent subscleral trabeculectomy with application of mitomycin C (0.4 mg/ml for 3 min) (group II). All the patients were followed up for a period of 14 ± 3 months (range 13-22 months). RESULTS: 25 eyes were included in each group. Patients' mean age was 2.5 ± 0.5 months (range 1.8-6.5 months). The mean preoperative intraocular pressure was 31 ± 4.9 mmHg and 32.1 ± 4.0 mmHg in group I and II, respectively. The mean postoperative intraocular pressure was 9.0 ± 1.0, 11.0 ± 3.2, 12.5 ± 0.9, 13.0 ± 2.9, and 15.5 ± 1.5 mm Hg in group I and was 10.3 ± 1.2, 12.0 ± 2.5, 13.5 ± 1.7, 15.0 ± 1.5, and 17.1 ± 2.8 mm Hg in group II at the first week and 1, 3, 6, and 12 months, respectively. There was no statistically significant difference between the mean intraocular pressure values recorded at both groups preoperatively and at each follow-up visit. Failure necessitating further surgical interventions was recorded in 4 eyes (16%) in group I as compared to 3 eyes (12%) in group II (P > 0.05). Postoperative complications included mild hyphema, which occurred in one eye (4%) in group I and 2 eyes (8%) in group II, and shallow anterior chamber in 3 eyes (12%) in group I and in 2 eyes (8%) in group II. One eye (4%) in group I developed drawn-up pupil. Choroidal effusion developed in one eye (4%) at each group. CONCLUSION: Trimming the edges of the scleral bed adjacent to the sclera flap is a safe and effective surgical step which can be added to the subscleral trabeculectomy procedure to effectively control the intraocular pressure in patients with primary congenital glaucoma, sparing them the hazards associated with mitomycin C application.

5.
J Gene Med ; 22(8): e3192, 2020 08.
Article in English | MEDLINE | ID: mdl-32203639

ABSTRACT

BACKGROUND: Elevated oxidative stress plays a significant role in pathophysiology of keratoconus (KC). Polymorphisms of the antioxidant enzymes as CAT and GPX-1 might alter their antioxidant enzyme capacities leading to increase in the oxidative damage induced KC. AIM: To analyze the impact of CAT rs7943316 A/T and GPX-1 rs1050450 C/T single nucleotide polymorphisms (SNPs) on the risk and severity of KC among a group of Egyptian population. SUBJECT & METHODS: CAT rs7943316 and GPX-1 rs1050450 SNPs were examined using polymerase chain reaction-restriction fragment length polymorphism in 100 control subjects and 150 KC patients [50 patients (KC stages 1&2), 50 patients (KC stage 3) and 50 patients (KC stage 4)]. RESULTS: Patients with TT genotype of CAT rs7943316 were at high risk of developing KC. T allele of GPX-1 rs1050450 was significantly associated with KC risk (P ˂0.001). The frequency of CAT TT genotype and T allele was significantly higher among severe stages of KC compared to mild and moderate stages. GPX-1 T allele frequency was significantly higher among severe stages of KC compared to mild and moderate stages. A very significant decrease in the antioxidant enzyme activities was observed in association with these SNPs. Age of the patients, CAT and GPX-1 SNPs as well as their enzyme activities were independent predictors of KC severity. CONCLUSION: Our study suggests that CAT (rs7943316) and GPX-1 (rs1050450) SNPs act as independent predictors for different grades of KC and that these SNPs might have a role in the pathogenesis of the disease.


Subject(s)
Catalase/genetics , Glutathione Peroxidase/genetics , Keratoconus/genetics , Polymorphism, Single Nucleotide , Adolescent , Adult , Case-Control Studies , Egypt , Female , Gene Frequency , Genetic Predisposition to Disease , Genetic Testing , Genotype , Humans , Male , Polymorphism, Restriction Fragment Length , Risk Factors , Severity of Illness Index , Young Adult , Glutathione Peroxidase GPX1
6.
J Adhes Dent ; 21(3): 265-272, 2019.
Article in English | MEDLINE | ID: mdl-31093619

ABSTRACT

PURPOSE: The purpose of the present in vitro study and survey was to compare the masking ability and the penetration capacity of three resin composite sealers as well as a resin infiltrant in shallow artificial caries lesions. MATERIALS AND METHODS: Panels of artificial initial caries lesion with an average depth of 200 µm were created on buccal and lingual surfaces of 75 extracted human molars. Specimens were randomly assigned to 5 groups: ICON (DMG America), Biscover LV (Bisco), Optiguard (Kerr Hawe), Permaseal (Ultradent), and control (no treatment). Teeth were hemi-sectioned yielding two halves, each with a panel of artificial caries lesion. Lesions on one hemi-section were used to assess the esthetic improvement following caries lesion penetration with the 4 resins based on photographs evaluated using a 100-mm visual analogue scale (VAS) by 17 raters. Lesions on opposite hemi-sections were used to measure the resin penetration area percentage (PA%) and the resin penetration depth percentage (PD%) visualized using a confocal laser scanning microscope (CLSM, Leica). RESULTS: ICON, Optiguard, and Permaseal yielded significantly greater average VAS scores compared to Biscover. The mean PA% and PD% were significantly higher for ICON, intermediate for Optibond and Permaseal, and significantly lower for Biscover. A moderately large positive correlation was noticed between the average VAS scores and the penetration measures. CONCLUSION: All the resin sealers (Biscover, Optiguard, and Permaseal) penetrated the artificial initial caries lesions. However, ICON resulted in the deepest penetration and the largest penetration area percentages. The masking ability of Optiguard and Permaseal of the artificial caries lesions was similar to ICON.


Subject(s)
Dental Caries , Dental Enamel , Composite Resins , Dental Materials , Humans , Molar
7.
EuroIntervention ; 12(10): 1305-1310, 2016 Nov 20.
Article in English | MEDLINE | ID: mdl-27866141

ABSTRACT

AIMS: The standard approach for thoracic endovascular aortic repair (TEVAR) is transfemoral; however, calcifications and tortuosity of the access vessels might be so extensive as to increase the operative risk markedly or preclude the procedure. This study evaluates the transapical approach as an alternative route for TEVAR in such patients. METHODS AND RESULTS: From June 2011 to July 2013, the institution's interdisciplinary board for aortic diseases initially denied TEVAR for eight patients with thoracic aortic pathology due to extensive calcification and tortuosity of the distal vessels. The transapical approach was suggested and approved by the board. All procedures were performed in a hybrid operating room through a left mini-thoracotomy. The stent grafts were implanted in either the proximal descending or the ascending aorta. The deployment was performed under rapid ventricular pacing. Procedural success was 100%. There were no intraoperative complications. One patient needed re-exploration. There was no 30-day mortality. In follow-up, one patient suffered type 1B endoleak, which required surgery after one year. CONCLUSIONS: The transapical approach for TEVAR (TaTEVAR) is a feasible option for patients with distal aorta/iliac vessels unsuitable for transfemoral access. It might be even more beneficial for TEVAR of the ascending aorta.


Subject(s)
Aorta, Thoracic/surgery , Aortic Diseases/surgery , Aortic Dissection/surgery , Blood Vessel Prosthesis , Stents , Aged , Aged, 80 and over , Blood Vessel Prosthesis Implantation/methods , Endovascular Procedures/methods , Female , Humans , Male , Middle Aged , Postoperative Complications/surgery , Treatment Outcome
9.
Postgrad Med ; 126(3): 85-94, 2014 May.
Article in English | MEDLINE | ID: mdl-24918794

ABSTRACT

The rising toll of type 2 diabetes mellitus (T2DM) on patients and society has resulted in a wide variety of guidelines and therapies to address the need to combat this trend. Given the heterogeneity of T2DM and the different responses patients have to therapies, as well as the continued need for patients to institute lifestyle changes, guidelines published by the American Diabetes Association/European Association for the Study of Diabetes and the American Association of Clinical Endocrinologists/American College of Endocrinology have in recent years increased the focus on personalized and patient-centered care. How to best assimilate the overall standards of care for T2DM into clinical practice remains a challenge. The 4 pillars of effective diabetes management are a unifying framework and approach to clinical practice that can be integrated with the latest diabetes guidelines. These 4 pillars are lifestyle modifications involving (1) diet, (2) exercise, (3) a system to monitor preprandial and postprandial blood glucose and glycated hemoglobin levels, and (4) pharmacologic intervention when required. This article reviews the overall standards of care for T2DM, focusing on the first 3 nonpharmacologic pillars, and provides suggestions for integrating this approach with the current American Diabetes Association and American Association of Clinical Endocrinologists/American College of Endocrinology guidelines. Barriers to effective implementation of exercise programs, diets, and monitoring of blood glucose levels are discussed along with clinical strategies to overcome these barriers and achieve effective glycemic control and lifestyle changes for patients with T2DM. Personalized approaches to the management of T2DM are also reviewed.


Subject(s)
Diabetes Mellitus, Type 2/therapy , Disease Management , Health Behavior , Practice Guidelines as Topic , Standard of Care , Blood Glucose Self-Monitoring , Diet , Exercise , Glycated Hemoglobin , Humans , Hypoglycemic Agents/therapeutic use , Life Style , Patient Care Planning
10.
Postgrad Med ; 126(3): 95-106, 2014 May.
Article in English | MEDLINE | ID: mdl-24918795

ABSTRACT

Successful management of patients with type 2 diabetes mellitus requires attention to 4 pillars of care: diet, exercise, blood glucose monitoring, and pharmacologic therapy. For pharmacologic therapy, the availability of multiple drugs in different classes can make choices regarding initiation and intensification of treatment challenging. This article, focusing on clinical practice, reviews and provides guidance on assessing recommendations made by the latest diabetes guidelines for pharmacotherapy published by the American Diabetes Association and the American Academy of Clinical Endocrinologists. The article discusses how diabetes guidelines evolved, their move toward personalization of therapy, and their effective use in clinical practice. An appraisal of various pharmacologic strategies is integrated with the author's approach to achieving glycemic goals with a minimum of weight gain or hypoglycemic episodes. Using patients' baseline glycated hemoglobin levels and the degree to which their fasting and postprandial plasma levels contribute to their hyperglycemia is explained as a strategy by which drugs can be chosen that act on these parameters. Lifestyle interventions such as diet and exercise should continue to form the foundation of the therapeutic alliance between the clinician and patient as pharmacologic therapy is initiated or intensified.


Subject(s)
Diabetes Mellitus, Type 2/therapy , Diet , Exercise , Hypoglycemic Agents/therapeutic use , Practice Guidelines as Topic , Blood Glucose Self-Monitoring , Body Weight , Diabetes Mellitus, Type 2/drug therapy , Drug Interactions , Drug Therapy, Combination , Glycated Hemoglobin , Humans , Hypoglycemia/chemically induced , Hypoglycemia/prevention & control , Patient Care Planning
11.
Nutr Hosp ; 27(4): 1357-60, 2012.
Article in Spanish | MEDLINE | ID: mdl-23165586

ABSTRACT

OBJECTIVE: To evidence by means of a SWOT-R analysis performed by an expert consensus the most worrying characteristics of the register on Home-based and Outpatient Artificial Nutrition. MATERIAL AND METHODS: SWOT-R analysis with expert consensus. We requested the participation of the active members of the NADYA group within the last 5 years with the premise of structuring the SWOT-R based on the characteristics of the NADYA registry from its beginning. RESULTS: 18 experts from hospitals all over Spain have participated. The internal analysis seems to be positive, presenting the registry as having important resources. The external analysis did not show a great number of threats, there are very potent factors, "the voluntariness" of the registry and the "dependence on external financing". The opportunities identified are important. The recommendations are aimed at stabilizing the system by decreasing the threats as one of the main focus of the strategies to develop as well as promoting the items identified as opportunities and strengths. CONCLUSIONS: The analysis shows that the NADYA register shows a big potentiality for improvement. The proposed recommendations should be structured in order to stay on the track of development and quality improvement that has characterized the NADYA register from the beginning.


Subject(s)
Enteral Nutrition/statistics & numerical data , Parenteral Nutrition, Home/statistics & numerical data , Data Interpretation, Statistical , Health Care Surveys , Humans , Quality Improvement , Registries , Societies, Medical , Spain
12.
Nutr. hosp ; 27(4): 1357-1360, jul.-ago. 2012. ilus
Article in Spanish | IBECS | ID: ibc-106292

ABSTRACT

Objetivo: Evidenciar mediante un análisis DAFO-R realizado por consenso de expertos las características más acuciantes del registro de Nutrición Artificial Domiciliaria y Ambulatoria. Material y método: Análisis DAFO-R por consenso de expertos. Se solicitó la participación de los miembros del grupo NADYA activos en los últimos 5 años bajo la premisa de estructurar el DAFO-R sobre las características del registro NADYA desde su inicio. Resultados: Han participado 18 expertos de diferentes hospitales de la geografía española. El análisis interno se inclina positivamente presentando al registro con recursos importantes. En el análisis externo no son numerosas las amenazas, hay factores de gran potencia, "la voluntariedad del registro" y la "dependencia externa de financiación". Las oportunidades identificadas son importantes. Las recomendaciones se dirigen a la estabilización del sistema disminuyendo las amenazas como foco principal de las estrategias a desarrollar al mismo tiempo que se debe potenciar los puntos identificados en oportunidades y fortalezas. Conclusiones: El registro NADYA se muestra en el análisis con gran potencialidad de mejora. Las recomendaciones propuestas deberán estructurarse para continuar la tendencia de desarrollo y perfeccionamiento de la calidad que ha caracterizado al registro NADYA desde su inicio (AU)


Objective: To evidence by means of a SWOT-R analysis performed by an expert consensus the most worrying characteristics of the register on Home-based and Outpatient Artificial Nutrition. Material and methods: SWOT-R analysis with expert consensus. We requested the participation of the active members of the NADYA group within the last 5 years with the premise of structuring the SWOT-R based on the characteristics of the NADYA registry from its beginning. Results: 18 experts from hospitals all over Spain have participated. The internal analysis seems to be positive, presenting the registry as having important resources. The external analysis did not show a great number of threats, there are very potent factors, "the voluntariness" of the registry and the "dependence on external financing". The opportunities identified are important. The recommendations are aimed at stabilizing the system by decreasing the threats as one of the main focus of the strategies to develop as well as promoting the items identified as opportunities and strengths. Conclusions: The analysis shows that the NADYA register shows a big potentiality for improvement. The proposed recommendations should be structured in order to stay on the track of development and quality improvement that has characterized the NADYA register from the beginning (AU)


Subject(s)
Humans , Parenteral Nutrition, Home Total/statistics & numerical data , Nutritional Support/statistics & numerical data , Forms and Records Control/organization & administration , Outcome and Process Assessment, Health Care
13.
Hear Res ; 277(1-2): 67-77, 2011 Jul.
Article in English | MEDLINE | ID: mdl-21426929

ABSTRACT

A confounding factor in auditory functional magnetic resonance imaging (fMRI) experiments is the presence of the acoustic noise inherently associated with the echo planar imaging acquisition technique. Previous studies have demonstrated that this noise can induce unwanted neuronal responses that can mask stimulus-induced responses. Similarly, activation accumulated over multiple stimuli has been demonstrated to elevate the baseline, thus reducing the dynamic range available for subsequent responses. To best evaluate responses to auditory stimuli, it is necessary to account for the presence of all recent acoustic stimulation, beginning with an understanding of the attenuating effects brought about by interaction between and among induced unwanted neuronal responses, and responses to desired auditory stimuli. This study focuses on the characterization of the duration of this temporal memory and qualitative assessment of the associated response attenuation. Two experimental parameters--inter-stimulus interval (ISI) and repetition time (TR)--were varied during an fMRI experiment in which participants were asked to passively attend to an auditory stimulus. Results present evidence of a state-dependent interaction between induced responses. As expected, attenuating effects of these interactions become less significant as TR and ISI increase and in contrast to previous work, persist up to 18s after a stimulus presentation.


Subject(s)
Auditory Cortex/physiology , Brain Mapping/methods , Magnetic Resonance Imaging , Acoustic Stimulation , Adult , Artifacts , Auditory Cortex/blood supply , Auditory Pathways/physiology , Cerebrovascular Circulation , Female , Hemodynamics , Humans , Image Interpretation, Computer-Assisted , Male , Memory , Music , Time Factors , Young Adult
14.
Nutr Hosp ; 21(5): 629-30, 2006.
Article in Spanish | MEDLINE | ID: mdl-17044610

ABSTRACT

Resection of long segments of the small bowel may cause variable degrees of malabsorption. Therefore, the results of the resection will depend on the length and location of the resected segment, and on the age of the patient and the underlying disease that motivated the resection. The implementation of Nutritional Support after intestinal resection is the main stimulating factor for adaptation of the remnant bowel and is important to prevent hyponutrition. The relevance of this case is due to the fact that our 87 years old patient has a good nutritional status and good quality of life 10 years after resection was performed, his remnant bowel having adapted to physiological functions.


Subject(s)
Short Bowel Syndrome/therapy , Aged , Aged, 80 and over , Humans , Male
15.
Nutr. hosp ; 21(5): 629-630, sept.-oct. 2006.
Article in Es | IBECS | ID: ibc-049888

ABSTRACT

La resección de grandes segmentos de intestino delgado puede causar grados variables de mala bsorción. Por lo tanto, las consecuencias de la resección dependerán de la longitud y la localización del segmento resecado, pero también de la edad y de la enfermedad que originó la resección. La instauración del Soporte Nutricional tras la resección intestinal es el principal factor estimulador de la adaptación del intestino remanente e importante para evitar la desnutrición. La relevancia de este caso se debe a que nuestro paciente con 87 años de edad y después de 10 años de cirugía, tiene un buen estado nutricional y una buena calidad de vida, adaptándose su intestino remanente a las funciones fisiológicas (AU)


Resection of long segments of the small bowel may cause variable degrees of malabsorption. Therefore, the results of the resection will depend on the length and location of the resected segment, and on the age of the patient and the underlying disease that motivated the resection. The implementation of Nutritional Support after intestinal resection is the main stimulating factor for adaptation of the remnant bowel and is important to prevent hyponutrition. The relevance of this case is due to the fact that our 87 years old patient has a good nutritional status and good quality of life 10 years after resection was performed, his remnant bowel having adapted to physiological functions (AU)


Subject(s)
Male , Aged , Aged, 80 and over , Humans , Short Bowel Syndrome/diet therapy , Short Bowel Syndrome/surgery , Nutrition Therapy , Nutritional Support , Follow-Up Studies
16.
Conf Proc IEEE Eng Med Biol Soc ; 2004: 1868-71, 2004.
Article in English | MEDLINE | ID: mdl-17272075

ABSTRACT

The analysis of event-related functional magnetic resonance imaging when presenting auditory stimuli and/or investigating auditory cortex and related areas is hindered by inherent acoustic scanner noise (ASN), which can alter the properties of the acquired time-series data. Therefore, it is necessary to account for ASN in the analysis, and one step towards this goal is to characterize the attenuation and/or saturation effect of the hemodynamic response due to ASN. Towards this end, this study examined how the effect of ASN is dependent on repetition time (TR) and the inter-stimulus interval (ISI), two experimental parameters that affect the acoustic signal-to-noise ratio of the experimental paradigm. Results indicate that a decrease in TR (e.g., 6 s to 1.5 s) results in an increase in saturation and an attenuation of the estimated hemodynamic response peak with respect to the baseline signal level. There was no statistical difference in peak response between the two ISI values used, 12 s and 18 s.

17.
Conf Proc IEEE Eng Med Biol Soc ; 2004: 1899-902, 2004.
Article in English | MEDLINE | ID: mdl-17272083

ABSTRACT

Acoustic scanner noise produced during event-related functional magnetic resonance imaging (ER-fMRI) studies can hinder auditory fMRI research analysis by altering the properties of the acquired time-series data. Given the desire to obtain the most accurate results possible using ER-fMRI experiments, this study seeks to characterize the amplitude and spatial extent of the auditory fMRI cortical response, in isolation, generated by the acoustic scanner noise associated with echo-planar acquisition. Results from this study indicate that the pure cortical response is non-trivial, is comparable to a standard hemodynamic response function, and should be accounted for in analysis using ER-fMRI models.

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