نتایج جستجو برای: dicom format
تعداد نتایج: 149589 فیلتر نتایج به سال:
Brain tumor is a life threatening disease. It is any mass that outcomes from abnormal growths of cells in the brain. In this paper a brain tumor diagnostic system is developed. The system determines the type of the tumor which is benign or malignant using the Magnetic Resonance Imaging (MRI) images which are in the Digital Imaging and Communications in Medicine (DICOM) standard format. The syst...
The “radiotherapy structure set” (RTSTRUCT) object of the DICOM standard is used for the transfer of patient structures and related data, between the devices found within and outside the radiotherapy department. It contains mainly the information for regions of interest (ROIs) and points of interest (e.g., dose reference points). In many cases, rather than manually drawing these ROIs on the CT ...
On a daily basis, large amounts of medical images are acquired using 2D acquisition imaging systems (e.g., vertebra and lung digital X rays, mammography). Moreover, it is possible to compress temporal sequences (i.e. 2D+t), volume sequences (i.e. 3D) or even spatio-temporal sequences (i.e. 3D+t) by encoding each image separately and independently of all others (i.e. in clinical routine, physici...
The usefulness of the 3D Portable Document Format (PDF) for clinical, educational, and research purposes has recently been shown. However, the lack of a simple tool for converting biomedical data into the model data in the necessary Universal 3D (U3D) file format is a drawback for the broad acceptance of this new technology. A new module for the image processing and rapid prototyping framework ...
The objective of our research is to develop computer methods to accurately visualize patients in 3-dimensions using advanced imaging and data acquisition devices such as conebeam CT (Computerized Tomography) and mandibular motion capture. Data from these devices were integrated for 3D patient-specific visualization, modeling and animation. We are developing generic methods that can be used with...
Diagnostic imaging represents an important resource for computer-based education. A concept how a database for teaching may be integrated into a radiology information system is presented: Diagnosing radiologists identify images suitable for educational purposes and send them to a central database. The images are complemented with MeSH codes. An automated conversion from the standard DICOM forma...
Lung cancer is the leading cancer among both men and women. A quality preprocessing technique is necessary to ensure effective removal of noise that interferes with the features of the image and hence improves lung cancer detection rate and accuracy. In this proposed research, we will extract basic Geometric Features from Lang DICOM as well as JPEG image Format and Based on Random Forest Classi...
Virtual 3D tumor marking-exact intraoperative coordinate mapping improve post-operative radiotherapy
The quality of the interdisciplinary interface in oncological treatment between surgery, pathology and radiotherapy is mainly dependent on reliable anatomical three-dimensional (3D) allocation of specimen and their context sensitive interpretation which defines further treatment protocols. Computer-assisted preoperative planning (CAPP) allows for outlining macroscopical tumor size and margins. ...
The article highlights the progress of information and telecommunication technologies as a basis for studying modern medical diagnostics, where digital are widely used. Digital images can be easily analyzed, stored, transmitted over telecommunica-tions channels. Most manufacturers support DICOM standard which contains complete, but in many cases redundant, information. There is considered proce...
Aim: to study opportunity of research the evacuation function stomach in young people by magnetic resonance imaging with a stress drinking test. Materials and methods: group included 20 (10 men 10 women aged 23 ± 1,12 years). At time study, each test person excluded organic functional pathologies gastroduodenal zone. A method (still water at room temperature volume 1000.0 ml) was used. The exam...
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