DICOM stands for - Digital Imaging and Communication in Imaging.
A medical standard which has evolved over last 20 yrs. It is a one stop shop for digital medical imaging (i.e. data transfer,storage and display ). All DICOM compliant companies have a PACS - Picture Archiving and Communication Systems.
PACS comprises of 3 main parts :
1. Image acquisition systems - called modalities in Medical Domain (MRI, CT, Ultrasound).
2. Digital Image Storage devices
3. Viewer Application s : Desktops on which acquired images are stored- Workstations.
PACS implements DICOM Standard :
Advantages of DICOM :
1. Universal standard in digital Imaging.
2. It supports 16bit of Greytones(around 65,000) in imaging, thus helping capture nuances of medical image, in comparison Jpeg or BMP can have only 256 shades of Greytones.
3. Storage of numerous image related parameters with the image.
4. 2000+ standardised medical attributes(Data dictionary), which helps in accurate diagnostics.
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