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Superior decision making in healthcare can literally mean the difference between life and death. Given the time pressures faced by healthcare professionals coupled with the need to process large amounts of disparate data and information to make appropriate treatment decisions, these professionals are faced with an increasingly challenging work context. We contend that such a context is appropriate...
This paper presents a methodology based on rough set theory that can be used to identify those newborn with congenital heart diseases for which performing the test is redundant or superfluous. Pawlak introduced rough set theory in the early 1980s as a tool for representing and reasoning about imprecise or uncertain information. Our method depends on cardiac morphologic measurement algorithms for diagnosis...
A project was developed by Heart Hospital in Massa, supported by Cuore un Mondo Association and Tuscany Region, for medical cooperation with Balkan Countries in diagnosis and care of congenital heart diseases. First step was to set up a telemedicine network aimed at multi-center cooperative medical decision making. Tele-echocardiography was initially implemented at pediatric clinical centres of Banja...
The purpose of this study was to find out differences between septicemic and healthy premature newborns from the respiratory signal. An statistical analysis of breathing trace's temporal features showed significant differences between the inspiration/expiration ratio, being its average value shorter in healthy patients. All patient's total respiratory cycle time exceeding the apnea threshold were...
Time and frequency review of acoustic heart signals in children is given in this paper. The following sound recordings were compared: Still's innocent heart murmur (Still), pathologic murmur of the congenital ventricular septal defect (VSD) and the recording without the murmur (Normal). Goertzel algorithm was used, for the first time, to determine the spectral energy of the heart signals. The aim...
Children with cardiac arrhythmias constitute one of the most difficult problems in cardiology both in terms of diagnosis and management. In such cases continuous monitoring of ECG vital signs and environmental conditions can significantly improve the identification of a possible arrhythmia. In this study we present the design and development of a system which enables the continuous monitoring of children,...
A computational model of a planar, phased array transducer is developed to aid in the design of an high intensity, focused ultrasound transducer for the noninvasive treatment of congenital heart disease in newborns. The aim is to predict the size, shape and temperature of the high-intensity focal region, and acoustic artifacts surrounding the focal area, created by a transducer. Acoustic intensity...
This paper describes PATRICIA, a medical expert system (MES) designed to analyze clinical data, develop adaptive interpretations and elaborate therapeutic guidelines for the management of patients receiving mechanical ventilatory support. PATRICIA is the first application of a new patient-oriented approach that uses two primary modules for representing knowledge. Initially a deterministic module perorms...
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