dicom 3 - instituto nacional de matemática pura e aplicadaw3.impa.br/~rbs/pdf/dicom.pdf · dicom...
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Imagens Médicas - CTBanco de detetores
Tubo deraios-X
Tubo de Raio X120 a 150 K Volts50 a 100 detetores
Imagens Médicas - CT
Hounsfield Units (HU)ar -1000
gordura -110 ± 15
água 0
rim 35 ± 10
músculo 40 ± 10
fígado 55 ± 10
osso poroso 200-400
osso compacto >1000
Imagens Médicas - SPECT / PET
Single Photon Emission ComputedTomography: utiliza rastreadoresradioativos que emitem fótonsenquanto decaem.
Positron Emission Tomography:utilizam rastreadores radioativos queproduzem pares pósitron-elétrons.
Imagens Médicas
Tipo de Exame Largura Bpp Mb #img Total
Raio-X Digital 2048 2 8 5 40
Angiografia Digital 2048 2 0.8 40 32
Tomografia Comput. 512 2 0.524 25 13
Ultra-som 512 1 0.262 40 10
Medicina Nuclear 256 2 0.131 6 0.8
Ressonância Magnética 512 2 0.524 30 16
ACR/NEMA 2.0
• ACR/NEMA– American College of Radiology
– National Electrical Manufactures Association
Desenvolvimento de um padrão para ImagensDigitais e Comunicações em Medicina.
DICOM File
SE MS SAG
16/11/1960 - M
70 Kg
slice: 5 mm
T1-FFE
15/08/1959 - M
120 Kg
slice: 3 mm
SRVY SE SAG
15/08/1959 - M
120 Kg
slice: 3 mm
DICOM
(0008,0000) Group Length
(0008,0001) Length to End
(0008,0005) Specific Character Set
(0008,0008) Image Type
(0008,0010) Recognition Code
(0008,0012) Instance Creation Date
(0008,0013) Instance Creation
(0008,0014) Instance Creator
(0008,0016) SOP Class
(0008,0018) SOP Instance
(0008,0020) Study Date
(0008,0021) Series Date
(0008,0022) Acquisition Date
(0008,0023) Image Date
(0008,0024) Overlay Date
(0008,0025) Curve Date
(0008,0030) Study Time
(0008,0031) Series Time
(0008,0032) Acquisition Time
(0008,0033) Image Time
(0008,0034) Overlay Time
(0008,0035) Curve Time
(0008,0040) Data Set Type
(0008,0041) Data Set Subtype
(0008,0042) Nuclear Medicine Series
(0008,0050) Accession Number
DICOM
(0008,0052) Query/Retrieve Level
(0008,0054) Retrieve AE Title
(0008,0058) Failed SOP Instance
(0008,0060) Modality
(0008,0061) Modalities in Study
(0008,0064) Conversion Type
(0008,0070) Manufacturer
(0008,0080) Institution Name
(0008,0081) Institution Address
(0008,0082) Institution Code Sequence
(0008,0090) Referring Physician’s N.
(0008,0092) Referring Physician's A.
(0008,0094) Referring Physician’s T.
(0008,0100) Code Value
(0008,0102) Coding Scheme Design.
(0008,0104) Code Meaning
(0008,1000) Network ID
(0008,1010) Station Name
(0008,1030) Study Description
(0008,1032) Procedure Code Sequence
(0008,103E) Series Description
(0008,1040) Institutional Department
(0008,1048) Physician(s) of Record
(0008,1050) Performing Physician’s N.
(0008,1060) Reading Study
(0008,1070) Operators’ Name
DICOM
(0008,1080) Admitting Diag. Desc.
(0008,1084) Admitting Diag. Code
(0008,1090) Manufacturer’s Model
(0008,1100) Referenced Results Seq.
(0008,1110) Referenced Study Seq.
...
52 páginas de
dicionário de dados
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DICOM
Digital Imaging and COmmunications in Medicine– PS 3.1: Introduction and Overview
– PS 3.2: Conformance
– PS 3.3: Information Object Definitions
– PS 3.4: Service Class Specifications
– PS 3.5: Data Structures and Encoding
– PS 3.6: Data Dictionary
– PS 3.7: Message Exchange
– PS 3.8: Network Communication Support for Message Exchange
– PS 3.9: Point-to-Point Communication Support for Message Exchange
– PS 3.10: Media Storage and File Formats for Media Interchange
– PS 3.11: Media Storage Application Profiles
– PS 3.12: Media Formats and Physical Media for Media Interchange
– PS 3.13: Print Management Point-to-Point Communication Support
– PS 3.14: Grayscale Display Function Standard
Mais Informações
• NEMA– http://www.nema.org
• Global Engineering Documents– http://global.ihs.com
• Fabricantes– http://www.philips.com
– http://www.ge.com
– http://www.oldelft.com
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