dicom 3 - imparbs/pdf/dicom.pdf · imagens médicas - ct hounsfield units (hu) ar -1000 gordura...

DICOM 3

Roberto de Beauclair Seixas

[email protected]

Imagens Médicas - Raios X

Imagens Médicas - CT

Tomoscan AV da Philips

Imagens Médicas - CTBanco de detetores

Tubo deraios-X

Tubo de Raio X120 a 150 K Volts50 a 100 detetores


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 - MRIgrande campomagnético na caixa

mesa com trilhos

Imagens Médicas - MRI

Imagens Médicas - MRIf

Imagens Médicas - Ultra Som

Imagens Médicas - Ultra Som

Imagens de ultra-som do rim e dopler do abdomen.

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 - SPECT / PET

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.

DICOMCONSTRUCTION PROCESS FORA CONFORMANCE STATEMENT

DICOMProtocolArchitecture

DICOM USING POINT-TO-POINT IN ANETWORK ENVIRONMENT

DICOM RELATIONSHIPS OF PARTS 1-9OF THE DICOM STANDARD

DICOM General DICOMCommunication Model

DICOMDICOM MediaStorage Model

DICOM Directory

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

~ 1000 tags

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

DICOM - Digidelca

Modality: CR Laterality: PA/LL Sex: F

DICOM - Digidelca

Modality: CR Laterality: PA/LL Sex: M

DICOM - Digidelca

Modality: CR Laterality: PA/LL Sex: F

DICOM - Digidelca

Modality: CR Laterality: PA/LL Sex: M

DICOM - Digidelca

Modality: CR

Laterality: PA

Sex: M

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

VISGRAF/IMPA

• Arquivos DICOM/visgraf/images/DICOM/digidelca

• Imagens (TIFF/GIF*)/visgraf/images/DICOM/tif

• Documentação DICOM~tron/docs

• Conversor DICOM→TIFF~tron/src/dicom