Default Value Representation Table

The table below contains the default values for the Value Representations supported by DICOM.

For more information on the structure of this table, refer to DICOMVR.

 

Code

Name

Length

Restriction

UnitSize

VR_AE

Application Entity

16

VR_STRING | VR_MAXIMUM

1

VR_AS

Age String

4

VR_TEXT | VR_FIXED

1

VR_AT

Attribute Tag

4

VR_BINARY | VR_FIXED

4

VR_CS

Code String

16

VR_STRING | VR_MAXIMUM

1

VR_DA

Date

8

VR_TEXT | VR_FIXED

1

VR_DS

Decimal String

16

VR_STRING | VR_MAXIMUM

1

VR_DT

Date Time

26

VR_TEXT | VR_MAXIMUM

1

VR_FD

Floating Point Double

8

VR_BINARY | VR_FIXED

8

VR_FL

Floating Point Single

4

VR_BINARY | VR_FIXED

4

VR_IS

Integer String

12

VR_STRING | VR_MAXIMUM

1

VR_LO

Long String

64

VR_STRING | VR_MAXIMUM

1

VR_LT

Long Text

10240

VR_TEXT | VR_MAXIMUM

1

VR_OB

Other Byte String

0

VR_BINARY | VR_ANY

1

VR_OF

Other Float String

0xFFFFFFFC

VR_BINARY | VR_MAXIMUM

4

VR_OW

Other Word String

0

VR_BINARY | VR_ANY

2

VR_PN

Person Name

64

VR_TEXT | VR_MAXIMUM_GROUP

1

VR_SH

Short String

16

VR_STRING | VR_MAXIMUM

1

VR_SL

Signed Long

4

VR_BINARY | VR_FIXED

4

VR_SQ

Sequence of Items

0

VR_NOT_APPLICABLE

1

VR_SS

Signed Short

2

VR_BINARY | VR_FIXED

2

VR_ST

Short Text

1024

VR_TEXT | VR_MAXIMUM

1

VR_TM

Time

16

VR_TEXT | VR_MAXIMUM

1

VR_UI

Unique Identifier

64

VR_TEXT | VR_MAXIMUM

1

VR_UL

Unsigned Long

4

VR_BINARY | VR_FIXED

4

VR_UN

Unknown

0

VR_BINARY | VR_ANY

1

VR_US

Unsigned Short

2

VR_BINARY | VR_FIXED

2

VR_UT

Unlimited Text

0xFFFFFFFE

VR_TEXT | VR_MAXIMUM

1